diff --git a/MAINTAINERS b/MAINTAINERS
index c776906f67a9f6795a0aef555a7fe348d07c506f..c45c02bc6082f322bdfefe8cccb52897e49eae4b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3216,7 +3216,6 @@ F: drivers/platform/chrome/
CISCO VIC ETHERNET NIC DRIVER
M: Christian Benvenuti <benve@cisco.com>
-M: Sujith Sankar <ssujith@cisco.com>
M: Govindarajulu Varadarajan <_govind@gmx.com>
M: Neel Patel <neepatel@cisco.com>
S: Supported
@@ -7774,13 +7773,6 @@ F: include/net/mac80211.h
F: net/mac80211/
F: drivers/net/wireless/mac80211_hwsim.[ch]
-MACVLAN DRIVER
-M: Patrick McHardy <kaber@trash.net>
-L: netdev@vger.kernel.org
-S: Maintained
-F: drivers/net/macvlan.c
-F: include/linux/if_macvlan.h
-
MAILBOX API
M: Jassi Brar <jassisinghbrar@gmail.com>
L: linux-kernel@vger.kernel.org
@@ -7853,6 +7845,8 @@ F: drivers/net/ethernet/marvell/mvneta.*
MARVELL MWIFIEX WIRELESS DRIVER
M: Amitkumar Karwar <akarwar@marvell.com>
M: Nishant Sarmukadam <nishants@marvell.com>
+M: Ganapathi Bhat <gbhat@marvell.com>
+M: Xinming Hu <huxm@marvell.com>
L: linux-wireless@vger.kernel.org
S: Maintained
F: drivers/net/wireless/marvell/mwifiex/
@@ -13383,14 +13377,6 @@ W: https://linuxtv.org
S: Maintained
F: drivers/media/platform/vivid/*
-VLAN (802.1Q)
-M: Patrick McHardy <kaber@trash.net>
-L: netdev@vger.kernel.org
-S: Maintained
-F: drivers/net/macvlan.c
-F: include/linux/if_*vlan.h
-F: net/8021q/
-
VLYNQ BUS
M: Florian Fainelli <f.fainelli@gmail.com>
L: openwrt-devel@lists.openwrt.org (subscribers-only)
diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig
index c2c14a12713b56038c8c21deae2212550d24422b..08e054507d0bcd7fc59f5d14d0927ba6ca35291f 100644
--- a/drivers/bluetooth/Kconfig
+++ b/drivers/bluetooth/Kconfig
@@ -344,7 +344,8 @@ config BT_WILINK
config BT_QCOMSMD
tristate "Qualcomm SMD based HCI support"
- depends on (QCOM_SMD && QCOM_WCNSS_CTRL) || COMPILE_TEST
+ depends on QCOM_SMD || (COMPILE_TEST && QCOM_SMD=n)
+ depends on QCOM_WCNSS_CTRL || (COMPILE_TEST && QCOM_WCNSS_CTRL=n)
select BT_QCA
help
Qualcomm SMD based HCI driver.
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-common.h b/drivers/net/ethernet/amd/xgbe/xgbe-common.h
index 8a280e7d66bddc998763288a5756b2ae6a7f70bc..127adbeefb105cc031f3782b534d175f29fb7143 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-common.h
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-common.h
@@ -984,29 +984,29 @@
#define XP_ECC_CNT1_DESC_DED_WIDTH 8
#define XP_ECC_CNT1_DESC_SEC_INDEX 0
#define XP_ECC_CNT1_DESC_SEC_WIDTH 8
-#define XP_ECC_IER_DESC_DED_INDEX 0
+#define XP_ECC_IER_DESC_DED_INDEX 5
#define XP_ECC_IER_DESC_DED_WIDTH 1
-#define XP_ECC_IER_DESC_SEC_INDEX 1
+#define XP_ECC_IER_DESC_SEC_INDEX 4
#define XP_ECC_IER_DESC_SEC_WIDTH 1
-#define XP_ECC_IER_RX_DED_INDEX 2
+#define XP_ECC_IER_RX_DED_INDEX 3
#define XP_ECC_IER_RX_DED_WIDTH 1
-#define XP_ECC_IER_RX_SEC_INDEX 3
+#define XP_ECC_IER_RX_SEC_INDEX 2
#define XP_ECC_IER_RX_SEC_WIDTH 1
-#define XP_ECC_IER_TX_DED_INDEX 4
+#define XP_ECC_IER_TX_DED_INDEX 1
#define XP_ECC_IER_TX_DED_WIDTH 1
-#define XP_ECC_IER_TX_SEC_INDEX 5
+#define XP_ECC_IER_TX_SEC_INDEX 0
#define XP_ECC_IER_TX_SEC_WIDTH 1
-#define XP_ECC_ISR_DESC_DED_INDEX 0
+#define XP_ECC_ISR_DESC_DED_INDEX 5
#define XP_ECC_ISR_DESC_DED_WIDTH 1
-#define XP_ECC_ISR_DESC_SEC_INDEX 1
+#define XP_ECC_ISR_DESC_SEC_INDEX 4
#define XP_ECC_ISR_DESC_SEC_WIDTH 1
-#define XP_ECC_ISR_RX_DED_INDEX 2
+#define XP_ECC_ISR_RX_DED_INDEX 3
#define XP_ECC_ISR_RX_DED_WIDTH 1
-#define XP_ECC_ISR_RX_SEC_INDEX 3
+#define XP_ECC_ISR_RX_SEC_INDEX 2
#define XP_ECC_ISR_RX_SEC_WIDTH 1
-#define XP_ECC_ISR_TX_DED_INDEX 4
+#define XP_ECC_ISR_TX_DED_INDEX 1
#define XP_ECC_ISR_TX_DED_WIDTH 1
-#define XP_ECC_ISR_TX_SEC_INDEX 5
+#define XP_ECC_ISR_TX_SEC_INDEX 0
#define XP_ECC_ISR_TX_SEC_WIDTH 1
#define XP_I2C_MUTEX_BUSY_INDEX 31
#define XP_I2C_MUTEX_BUSY_WIDTH 1
@@ -1148,8 +1148,8 @@
#define RX_PACKET_ATTRIBUTES_CSUM_DONE_WIDTH 1
#define RX_PACKET_ATTRIBUTES_VLAN_CTAG_INDEX 1
#define RX_PACKET_ATTRIBUTES_VLAN_CTAG_WIDTH 1
-#define RX_PACKET_ATTRIBUTES_INCOMPLETE_INDEX 2
-#define RX_PACKET_ATTRIBUTES_INCOMPLETE_WIDTH 1
+#define RX_PACKET_ATTRIBUTES_LAST_INDEX 2
+#define RX_PACKET_ATTRIBUTES_LAST_WIDTH 1
#define RX_PACKET_ATTRIBUTES_CONTEXT_NEXT_INDEX 3
#define RX_PACKET_ATTRIBUTES_CONTEXT_NEXT_WIDTH 1
#define RX_PACKET_ATTRIBUTES_CONTEXT_INDEX 4
@@ -1158,6 +1158,8 @@
#define RX_PACKET_ATTRIBUTES_RX_TSTAMP_WIDTH 1
#define RX_PACKET_ATTRIBUTES_RSS_HASH_INDEX 6
#define RX_PACKET_ATTRIBUTES_RSS_HASH_WIDTH 1
+#define RX_PACKET_ATTRIBUTES_FIRST_INDEX 7
+#define RX_PACKET_ATTRIBUTES_FIRST_WIDTH 1
#define RX_NORMAL_DESC0_OVT_INDEX 0
#define RX_NORMAL_DESC0_OVT_WIDTH 16
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
index 937f37a5dcb2cded9963b3732bddb08557ad50ba..24a687ce4388182716438770c49e2dca7ff81114 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
@@ -1896,10 +1896,15 @@ static int xgbe_dev_read(struct xgbe_channel *channel)
/* Get the header length */
if (XGMAC_GET_BITS_LE(rdesc->desc3, RX_NORMAL_DESC3, FD)) {
+ XGMAC_SET_BITS(packet->attributes, RX_PACKET_ATTRIBUTES,
+ FIRST, 1);
rdata->rx.hdr_len = XGMAC_GET_BITS_LE(rdesc->desc2,
RX_NORMAL_DESC2, HL);
if (rdata->rx.hdr_len)
pdata->ext_stats.rx_split_header_packets++;
+ } else {
+ XGMAC_SET_BITS(packet->attributes, RX_PACKET_ATTRIBUTES,
+ FIRST, 0);
}
/* Get the RSS hash */
@@ -1922,19 +1927,16 @@ static int xgbe_dev_read(struct xgbe_channel *channel)
}
}
- /* Get the packet length */
- rdata->rx.len = XGMAC_GET_BITS_LE(rdesc->desc3, RX_NORMAL_DESC3, PL);
-
- if (!XGMAC_GET_BITS_LE(rdesc->desc3, RX_NORMAL_DESC3, LD)) {
- /* Not all the data has been transferred for this packet */
- XGMAC_SET_BITS(packet->attributes, RX_PACKET_ATTRIBUTES,
- INCOMPLETE, 1);
+ /* Not all the data has been transferred for this packet */
+ if (!XGMAC_GET_BITS_LE(rdesc->desc3, RX_NORMAL_DESC3, LD))
return 0;
- }
/* This is the last of the data for this packet */
XGMAC_SET_BITS(packet->attributes, RX_PACKET_ATTRIBUTES,
- INCOMPLETE, 0);
+ LAST, 1);
+
+ /* Get the packet length */
+ rdata->rx.len = XGMAC_GET_BITS_LE(rdesc->desc3, RX_NORMAL_DESC3, PL);
/* Set checksum done indicator as appropriate */
if (netdev->features & NETIF_F_RXCSUM)
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
index ffea9859f5a72be1edbfdb1d52d2c70a0df2b19e..a713abd9d03e63aea8aab96c4f5569d1d6b3e44d 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c
@@ -1971,13 +1971,12 @@ static struct sk_buff *xgbe_create_skb(struct xgbe_prv_data *pdata,
{
struct sk_buff *skb;
u8 *packet;
- unsigned int copy_len;
skb = napi_alloc_skb(napi, rdata->rx.hdr.dma_len);
if (!skb)
return NULL;
- /* Start with the header buffer which may contain just the header
+ /* Pull in the header buffer which may contain just the header
* or the header plus data
*/
dma_sync_single_range_for_cpu(pdata->dev, rdata->rx.hdr.dma_base,
@@ -1986,30 +1985,49 @@ static struct sk_buff *xgbe_create_skb(struct xgbe_prv_data *pdata,
packet = page_address(rdata->rx.hdr.pa.pages) +
rdata->rx.hdr.pa.pages_offset;
- copy_len = (rdata->rx.hdr_len) ? rdata->rx.hdr_len : len;
- copy_len = min(rdata->rx.hdr.dma_len, copy_len);
- skb_copy_to_linear_data(skb, packet, copy_len);
- skb_put(skb, copy_len);
-
- len -= copy_len;
- if (len) {
- /* Add the remaining data as a frag */
- dma_sync_single_range_for_cpu(pdata->dev,
- rdata->rx.buf.dma_base,
- rdata->rx.buf.dma_off,
- rdata->rx.buf.dma_len,
- DMA_FROM_DEVICE);
-
- skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags,
- rdata->rx.buf.pa.pages,
- rdata->rx.buf.pa.pages_offset,
- len, rdata->rx.buf.dma_len);
- rdata->rx.buf.pa.pages = NULL;
- }
+ skb_copy_to_linear_data(skb, packet, len);
+ skb_put(skb, len);
return skb;
}
+static unsigned int xgbe_rx_buf1_len(struct xgbe_ring_data *rdata,
+ struct xgbe_packet_data *packet)
+{
+ /* Always zero if not the first descriptor */
+ if (!XGMAC_GET_BITS(packet->attributes, RX_PACKET_ATTRIBUTES, FIRST))
+ return 0;
+
+ /* First descriptor with split header, return header length */
+ if (rdata->rx.hdr_len)
+ return rdata->rx.hdr_len;
+
+ /* First descriptor but not the last descriptor and no split header,
+ * so the full buffer was used
+ */
+ if (!XGMAC_GET_BITS(packet->attributes, RX_PACKET_ATTRIBUTES, LAST))
+ return rdata->rx.hdr.dma_len;
+
+ /* First descriptor and last descriptor and no split header, so
+ * calculate how much of the buffer was used
+ */
+ return min_t(unsigned int, rdata->rx.hdr.dma_len, rdata->rx.len);
+}
+
+static unsigned int xgbe_rx_buf2_len(struct xgbe_ring_data *rdata,
+ struct xgbe_packet_data *packet,
+ unsigned int len)
+{
+ /* Always the full buffer if not the last descriptor */
+ if (!XGMAC_GET_BITS(packet->attributes, RX_PACKET_ATTRIBUTES, LAST))
+ return rdata->rx.buf.dma_len;
+
+ /* Last descriptor so calculate how much of the buffer was used
+ * for the last bit of data
+ */
+ return rdata->rx.len - len;
+}
+
static int xgbe_tx_poll(struct xgbe_channel *channel)
{
struct xgbe_prv_data *pdata = channel->pdata;
@@ -2092,8 +2110,8 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget)
struct napi_struct *napi;
struct sk_buff *skb;
struct skb_shared_hwtstamps *hwtstamps;
- unsigned int incomplete, error, context_next, context;
- unsigned int len, rdesc_len, max_len;
+ unsigned int last, error, context_next, context;
+ unsigned int len, buf1_len, buf2_len, max_len;
unsigned int received = 0;
int packet_count = 0;
@@ -2103,7 +2121,7 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget)
if (!ring)
return 0;
- incomplete = 0;
+ last = 0;
context_next = 0;
napi = (pdata->per_channel_irq) ? &channel->napi : &pdata->napi;
@@ -2137,9 +2155,8 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget)
received++;
ring->cur++;
- incomplete = XGMAC_GET_BITS(packet->attributes,
- RX_PACKET_ATTRIBUTES,
- INCOMPLETE);
+ last = XGMAC_GET_BITS(packet->attributes, RX_PACKET_ATTRIBUTES,
+ LAST);
context_next = XGMAC_GET_BITS(packet->attributes,
RX_PACKET_ATTRIBUTES,
CONTEXT_NEXT);
@@ -2148,7 +2165,7 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget)
CONTEXT);
/* Earlier error, just drain the remaining data */
- if ((incomplete || context_next) && error)
+ if ((!last || context_next) && error)
goto read_again;
if (error || packet->errors) {
@@ -2160,16 +2177,22 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget)
}
if (!context) {
- /* Length is cumulative, get this descriptor's length */
- rdesc_len = rdata->rx.len - len;
- len += rdesc_len;
+ /* Get the data length in the descriptor buffers */
+ buf1_len = xgbe_rx_buf1_len(rdata, packet);
+ len += buf1_len;
+ buf2_len = xgbe_rx_buf2_len(rdata, packet, len);
+ len += buf2_len;
- if (rdesc_len && !skb) {
+ if (!skb) {
skb = xgbe_create_skb(pdata, napi, rdata,
- rdesc_len);
- if (!skb)
+ buf1_len);
+ if (!skb) {
error = 1;
- } else if (rdesc_len) {
+ goto skip_data;
+ }
+ }
+
+ if (buf2_len) {
dma_sync_single_range_for_cpu(pdata->dev,
rdata->rx.buf.dma_base,
rdata->rx.buf.dma_off,
@@ -2179,13 +2202,14 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget)
skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags,
rdata->rx.buf.pa.pages,
rdata->rx.buf.pa.pages_offset,
- rdesc_len,
+ buf2_len,
rdata->rx.buf.dma_len);
rdata->rx.buf.pa.pages = NULL;
}
}
- if (incomplete || context_next)
+skip_data:
+ if (!last || context_next)
goto read_again;
if (!skb)
@@ -2243,7 +2267,7 @@ static int xgbe_rx_poll(struct xgbe_channel *channel, int budget)
}
/* Check if we need to save state before leaving */
- if (received && (incomplete || context_next)) {
+ if (received && (!last || context_next)) {
rdata = XGBE_GET_DESC_DATA(ring, ring->cur);
rdata->state_saved = 1;
rdata->state.skb = skb;
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_main.c b/drivers/net/ethernet/aquantia/atlantic/aq_main.c
index dad63623be6a93672974fb43ee50b518fff59ab5..d05fbfdce5e52e640042f36ba3eb831a3a42ce8a 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_main.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_main.c
@@ -98,6 +98,7 @@ static int aq_ndev_change_mtu(struct net_device *ndev, int new_mtu)
if (err < 0)
goto err_exit;
+ ndev->mtu = new_mtu;
if (netif_running(ndev)) {
aq_ndev_close(ndev);
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0_internal.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0_internal.h
index 1093ea18823a32fc6cb441ab45b0b3a9a82fecc2..0592a0330cf0d601f4b9a27f0d349aeccc66f833 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0_internal.h
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_a0_internal.h
@@ -137,6 +137,7 @@ static struct aq_hw_caps_s hw_atl_a0_hw_caps_ = {
.tx_rings = HW_ATL_A0_TX_RINGS,
.rx_rings = HW_ATL_A0_RX_RINGS,
.hw_features = NETIF_F_HW_CSUM |
+ NETIF_F_RXCSUM |
NETIF_F_RXHASH |
NETIF_F_SG |
NETIF_F_TSO,
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h
index 8bdee3ddd5a0bd9044063caf5686fefcc6b5465f..f3957e9303405c3f26c9f7f7d6507009d5804534 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0_internal.h
@@ -188,6 +188,7 @@ static struct aq_hw_caps_s hw_atl_b0_hw_caps_ = {
.tx_rings = HW_ATL_B0_TX_RINGS,
.rx_rings = HW_ATL_B0_RX_RINGS,
.hw_features = NETIF_F_HW_CSUM |
+ NETIF_F_RXCSUM |
NETIF_F_RXHASH |
NETIF_F_SG |
NETIF_F_TSO |
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 69015fa50f2096c77999539179446e5ab38fa759..365895ed3c3e240584da21fad2caebc6384482d5 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -3481,7 +3481,8 @@ static int bcmgenet_suspend(struct device *d)
bcmgenet_netif_stop(dev);
- phy_suspend(priv->phydev);
+ if (!device_may_wakeup(d))
+ phy_suspend(priv->phydev);
netif_device_detach(dev);
@@ -3578,7 +3579,8 @@ static int bcmgenet_resume(struct device *d)
netif_device_attach(dev);
- phy_resume(priv->phydev);
+ if (!device_may_wakeup(d))
+ phy_resume(priv->phydev);
if (priv->eee.eee_enabled)
bcmgenet_eee_enable_set(dev, true);
diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c
index e87607621e62a076104d67046a10603305d66ecf..2f9281936f0e434a328e1c716a29a76be2d9090c 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmmii.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c
@@ -220,20 +220,6 @@ void bcmgenet_phy_power_set(struct net_device *dev, bool enable)
udelay(60);
}
-static void bcmgenet_internal_phy_setup(struct net_device *dev)
-{
- struct bcmgenet_priv *priv = netdev_priv(dev);
- u32 reg;
-
- /* Power up PHY */
- bcmgenet_phy_power_set(dev, true);
- /* enable APD */
- reg = bcmgenet_ext_readl(priv, EXT_EXT_PWR_MGMT);
- reg |= EXT_PWR_DN_EN_LD;
- bcmgenet_ext_writel(priv, reg, EXT_EXT_PWR_MGMT);
- bcmgenet_mii_reset(dev);
-}
-
static void bcmgenet_moca_phy_setup(struct bcmgenet_priv *priv)
{
u32 reg;
@@ -281,7 +267,6 @@ int bcmgenet_mii_config(struct net_device *dev)
if (priv->internal_phy) {
phy_name = "internal PHY";
- bcmgenet_internal_phy_setup(dev);
} else if (priv->phy_interface == PHY_INTERFACE_MODE_MOCA) {
phy_name = "MoCA";
bcmgenet_moca_phy_setup(priv);
diff --git a/drivers/net/ethernet/brocade/bna/bnad_debugfs.c b/drivers/net/ethernet/brocade/bna/bnad_debugfs.c
index 05c1c1dd7751bd720fac026876c7fcf7392eca03..cebfe3bd086e36f60f717579f03037058b1d1d9e 100644
--- a/drivers/net/ethernet/brocade/bna/bnad_debugfs.c
+++ b/drivers/net/ethernet/brocade/bna/bnad_debugfs.c
@@ -325,7 +325,7 @@ bnad_debugfs_write_regrd(struct file *file, const char __user *buf,
return PTR_ERR(kern_buf);
rc = sscanf(kern_buf, "%x:%x", &addr, &len);
- if (rc < 2) {
+ if (rc < 2 || len > UINT_MAX >> 2) {
netdev_warn(bnad->netdev, "failed to read user buffer\n");
kfree(kern_buf);
return -EINVAL;
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 5f11b4dc95d2d1b271c9a47b3e890ef4662af2e4..b23d6545f83562b8d9d12b4a885514dfd5257743 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -1257,6 +1257,7 @@ static void release_sub_crqs(struct ibmvnic_adapter *adapter)
release_sub_crq_queue(adapter,
adapter->tx_scrq[i]);
}
+ kfree(adapter->tx_scrq);
adapter->tx_scrq = NULL;
}
@@ -1269,6 +1270,7 @@ static void release_sub_crqs(struct ibmvnic_adapter *adapter)
release_sub_crq_queue(adapter,
adapter->rx_scrq[i]);
}
+ kfree(adapter->rx_scrq);
adapter->rx_scrq = NULL;
}
}
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
index e8c105164931f31ff0cf5ed12acef455d0010eda..0e0fa70305659521ed50d1cf1bc40fd38aa3ad04 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
@@ -2305,6 +2305,17 @@ static int sync_toggles(struct mlx4_dev *dev)
rd_toggle = swab32(readl(&priv->mfunc.comm->slave_read));
if (wr_toggle == 0xffffffff || rd_toggle == 0xffffffff) {
/* PCI might be offline */
+
+ /* If device removal has been requested,
+ * do not continue retrying.
+ */
+ if (dev->persist->interface_state &
+ MLX4_INTERFACE_STATE_NOWAIT) {
+ mlx4_warn(dev,
+ "communication channel is offline\n");
+ return -EIO;
+ }
+
msleep(100);
wr_toggle = swab32(readl(&priv->mfunc.comm->
slave_write));
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 21377c315083b686d8db25033583dd020d7e50a6..703205475524d689cd2762f2d2ce3abfd2b6ebcb 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -1940,6 +1940,14 @@ static int mlx4_comm_check_offline(struct mlx4_dev *dev)
(u32)(1 << COMM_CHAN_OFFLINE_OFFSET));
if (!offline_bit)
return 0;
+
+ /* If device removal has been requested,
+ * do not continue retrying.
+ */
+ if (dev->persist->interface_state &
+ MLX4_INTERFACE_STATE_NOWAIT)
+ break;
+
/* There are cases as part of AER/Reset flow that PF needs
* around 100 msec to load. We therefore sleep for 100 msec
* to allow other tasks to make use of that CPU during this
@@ -3955,6 +3963,9 @@ static void mlx4_remove_one(struct pci_dev *pdev)
struct devlink *devlink = priv_to_devlink(priv);
int active_vfs = 0;
+ if (mlx4_is_slave(dev))
+ persist->interface_state |= MLX4_INTERFACE_STATE_NOWAIT;
+
mutex_lock(&persist->interface_state_mutex);
persist->interface_state |= MLX4_INTERFACE_STATE_DELETION;
mutex_unlock(&persist->interface_state_mutex);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index caa837e5e2b991fc3666776d2050fe20b1c6c7f6..a380353a78c2d349291e33aa3a1ef7af837111c2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -361,6 +361,8 @@ static int mlx5_internal_err_ret_value(struct mlx5_core_dev *dev, u16 op,
case MLX5_CMD_OP_QUERY_VPORT_COUNTER:
case MLX5_CMD_OP_ALLOC_Q_COUNTER:
case MLX5_CMD_OP_QUERY_Q_COUNTER:
+ case MLX5_CMD_OP_SET_RATE_LIMIT:
+ case MLX5_CMD_OP_QUERY_RATE_LIMIT:
case MLX5_CMD_OP_ALLOC_PD:
case MLX5_CMD_OP_ALLOC_UAR:
case MLX5_CMD_OP_CONFIG_INT_MODERATION:
@@ -497,6 +499,8 @@ const char *mlx5_command_str(int command)
MLX5_COMMAND_STR_CASE(ALLOC_Q_COUNTER);
MLX5_COMMAND_STR_CASE(DEALLOC_Q_COUNTER);
MLX5_COMMAND_STR_CASE(QUERY_Q_COUNTER);
+ MLX5_COMMAND_STR_CASE(SET_RATE_LIMIT);
+ MLX5_COMMAND_STR_CASE(QUERY_RATE_LIMIT);
MLX5_COMMAND_STR_CASE(ALLOC_PD);
MLX5_COMMAND_STR_CASE(DEALLOC_PD);
MLX5_COMMAND_STR_CASE(ALLOC_UAR);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index f6a6ded204f61cda53c6233d80b3db7cde678c6e..dc52053128bc752ccd398449330c24c0bdf8b3a1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -928,10 +928,6 @@ void mlx5e_destroy_netdev(struct mlx5_core_dev *mdev, struct mlx5e_priv *priv);
int mlx5e_attach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev);
void mlx5e_detach_netdev(struct mlx5_core_dev *mdev, struct net_device *netdev);
u32 mlx5e_choose_lro_timeout(struct mlx5_core_dev *mdev, u32 wanted_timeout);
-void mlx5e_add_vxlan_port(struct net_device *netdev,
- struct udp_tunnel_info *ti);
-void mlx5e_del_vxlan_port(struct net_device *netdev,
- struct udp_tunnel_info *ti);
int mlx5e_get_offload_stats(int attr_id, const struct net_device *dev,
void *sp);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 8ef64c4db2c21ad6a752338cb32b054a5e5f3968..66c133757a5ee8daae122e93322306b1c5c44336 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -3100,8 +3100,8 @@ static int mlx5e_get_vf_stats(struct net_device *dev,
vf_stats);
}
-void mlx5e_add_vxlan_port(struct net_device *netdev,
- struct udp_tunnel_info *ti)
+static void mlx5e_add_vxlan_port(struct net_device *netdev,
+ struct udp_tunnel_info *ti)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
@@ -3114,8 +3114,8 @@ void mlx5e_add_vxlan_port(struct net_device *netdev,
mlx5e_vxlan_queue_work(priv, ti->sa_family, be16_to_cpu(ti->port), 1);
}
-void mlx5e_del_vxlan_port(struct net_device *netdev,
- struct udp_tunnel_info *ti)
+static void mlx5e_del_vxlan_port(struct net_device *netdev,
+ struct udp_tunnel_info *ti)
{
struct mlx5e_priv *priv = netdev_priv(netdev);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index 2c864574a9d5faeaa3b329f3bc0ab0d4e0cc7b55..f621373bd7a564aca3ddd1247117467daffc72df 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -393,8 +393,6 @@ static const struct net_device_ops mlx5e_netdev_ops_rep = {
.ndo_get_phys_port_name = mlx5e_rep_get_phys_port_name,
.ndo_setup_tc = mlx5e_rep_ndo_setup_tc,
.ndo_get_stats64 = mlx5e_rep_get_stats,
- .ndo_udp_tunnel_add = mlx5e_add_vxlan_port,
- .ndo_udp_tunnel_del = mlx5e_del_vxlan_port,
.ndo_has_offload_stats = mlx5e_has_offload_stats,
.ndo_get_offload_stats = mlx5e_get_offload_stats,
};
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index 3d371688fbbbf3544170468840829e15095ea3a0..bafcb349a50c6d3809aa329d43382e51dbd3ffe4 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -601,6 +601,10 @@ static inline void mlx5e_build_rx_skb(struct mlx5_cqe64 *cqe,
if (lro_num_seg > 1) {
mlx5e_lro_update_hdr(skb, cqe, cqe_bcnt);
skb_shinfo(skb)->gso_size = DIV_ROUND_UP(cqe_bcnt, lro_num_seg);
+ /* Subtract one since we already counted this as one
+ * "regular" packet in mlx5e_complete_rx_cqe()
+ */
+ rq->stats.packets += lro_num_seg - 1;
rq->stats.lro_packets++;
rq->stats.lro_bytes += cqe_bcnt;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 79481f4cf264320648d0ea9c335cf6a3b23faf01..fade7233dac5256cb69d0fc67b0c3cb1a4444da5 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -133,6 +133,23 @@ mlx5e_tc_add_nic_flow(struct mlx5e_priv *priv,
return rule;
}
+static void mlx5e_tc_del_nic_flow(struct mlx5e_priv *priv,
+ struct mlx5e_tc_flow *flow)
+{
+ struct mlx5_fc *counter = NULL;
+
+ if (!IS_ERR(flow->rule)) {
+ counter = mlx5_flow_rule_counter(flow->rule);
+ mlx5_del_flow_rules(flow->rule);
+ mlx5_fc_destroy(priv->mdev, counter);
+ }
+
+ if (!mlx5e_tc_num_filters(priv) && (priv->fs.tc.t)) {
+ mlx5_destroy_flow_table(priv->fs.tc.t);
+ priv->fs.tc.t = NULL;
+ }
+}
+
static struct mlx5_flow_handle *
mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
struct mlx5_flow_spec *spec,
@@ -149,7 +166,24 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
}
static void mlx5e_detach_encap(struct mlx5e_priv *priv,
- struct mlx5e_tc_flow *flow) {
+ struct mlx5e_tc_flow *flow);
+
+static void mlx5e_tc_del_fdb_flow(struct mlx5e_priv *priv,
+ struct mlx5e_tc_flow *flow)
+{
+ struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
+
+ mlx5_eswitch_del_offloaded_rule(esw, flow->rule, flow->attr);
+
+ mlx5_eswitch_del_vlan_action(esw, flow->attr);
+
+ if (flow->attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP)
+ mlx5e_detach_encap(priv, flow);
+}
+
+static void mlx5e_detach_encap(struct mlx5e_priv *priv,
+ struct mlx5e_tc_flow *flow)
+{
struct list_head *next = flow->encap.next;
list_del(&flow->encap);
@@ -173,25 +207,10 @@ static void mlx5e_detach_encap(struct mlx5e_priv *priv,
static void mlx5e_tc_del_flow(struct mlx5e_priv *priv,
struct mlx5e_tc_flow *flow)
{
- struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
- struct mlx5_fc *counter = NULL;
-
- if (!IS_ERR(flow->rule)) {
- counter = mlx5_flow_rule_counter(flow->rule);
- mlx5_del_flow_rules(flow->rule);
- mlx5_fc_destroy(priv->mdev, counter);
- }
-
- if (flow->flags & MLX5E_TC_FLOW_ESWITCH) {
- mlx5_eswitch_del_vlan_action(esw, flow->attr);
- if (flow->attr->action & MLX5_FLOW_CONTEXT_ACTION_ENCAP)
- mlx5e_detach_encap(priv, flow);
- }
-
- if (!mlx5e_tc_num_filters(priv) && (priv->fs.tc.t)) {
- mlx5_destroy_flow_table(priv->fs.tc.t);
- priv->fs.tc.t = NULL;
- }
+ if (flow->flags & MLX5E_TC_FLOW_ESWITCH)
+ mlx5e_tc_del_fdb_flow(priv, flow);
+ else
+ mlx5e_tc_del_nic_flow(priv, flow);
}
static void parse_vxlan_attr(struct mlx5_flow_spec *spec,
@@ -248,12 +267,15 @@ static int parse_tunnel_attr(struct mlx5e_priv *priv,
skb_flow_dissector_target(f->dissector,
FLOW_DISSECTOR_KEY_ENC_PORTS,
f->mask);
+ struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
+ struct net_device *up_dev = mlx5_eswitch_get_uplink_netdev(esw);
+ struct mlx5e_priv *up_priv = netdev_priv(up_dev);
/* Full udp dst port must be given */
if (memchr_inv(&mask->dst, 0xff, sizeof(mask->dst)))
goto vxlan_match_offload_err;
- if (mlx5e_vxlan_lookup_port(priv, be16_to_cpu(key->dst)) &&
+ if (mlx5e_vxlan_lookup_port(up_priv, be16_to_cpu(key->dst)) &&
MLX5_CAP_ESW(priv->mdev, vxlan_encap_decap))
parse_vxlan_attr(spec, f);
else {
@@ -976,6 +998,8 @@ static int mlx5e_attach_encap(struct mlx5e_priv *priv,
struct mlx5_esw_flow_attr *attr)
{
struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
+ struct net_device *up_dev = mlx5_eswitch_get_uplink_netdev(esw);
+ struct mlx5e_priv *up_priv = netdev_priv(up_dev);
unsigned short family = ip_tunnel_info_af(tun_info);
struct ip_tunnel_key *key = &tun_info->key;
struct mlx5_encap_entry *e;
@@ -996,7 +1020,7 @@ static int mlx5e_attach_encap(struct mlx5e_priv *priv,
return -EOPNOTSUPP;
}
- if (mlx5e_vxlan_lookup_port(priv, be16_to_cpu(key->tp_dst)) &&
+ if (mlx5e_vxlan_lookup_port(up_priv, be16_to_cpu(key->tp_dst)) &&
MLX5_CAP_ESW(priv->mdev, vxlan_encap_decap)) {
tunnel_type = MLX5_HEADER_TYPE_VXLAN;
} else {
@@ -1112,14 +1136,16 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
}
if (is_tcf_vlan(a)) {
- if (tcf_vlan_action(a) == VLAN_F_POP) {
+ if (tcf_vlan_action(a) == TCA_VLAN_ACT_POP) {
attr->action |= MLX5_FLOW_CONTEXT_ACTION_VLAN_POP;
- } else if (tcf_vlan_action(a) == VLAN_F_PUSH) {
+ } else if (tcf_vlan_action(a) == TCA_VLAN_ACT_PUSH) {
if (tcf_vlan_push_proto(a) != htons(ETH_P_8021Q))
return -EOPNOTSUPP;
attr->action |= MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH;
attr->vlan = tcf_vlan_push_vid(a);
+ } else { /* action is TCA_VLAN_ACT_MODIFY */
+ return -EOPNOTSUPP;
}
continue;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index f193128bac4b8c18504ec1f5905def3baa5c4633..57f5e2d7ebd1a91a1a1cf618e60caf1f015914a3 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -274,15 +274,18 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb)
sq->stats.tso_bytes += skb->len - ihs;
}
+ sq->stats.packets += skb_shinfo(skb)->gso_segs;
num_bytes = skb->len + (skb_shinfo(skb)->gso_segs - 1) * ihs;
} else {
bf = sq->bf_budget &&
!skb->xmit_more &&
!skb_shinfo(skb)->nr_frags;
ihs = mlx5e_get_inline_hdr_size(sq, skb, bf);
+ sq->stats.packets++;
num_bytes = max_t(unsigned int, skb->len, ETH_ZLEN);
}
+ sq->stats.bytes += num_bytes;
wi->num_bytes = num_bytes;
ds_cnt = sizeof(*wqe) / MLX5_SEND_WQE_DS;
@@ -381,8 +384,6 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb)
if (bf)
sq->bf_budget--;
- sq->stats.packets++;
- sq->stats.bytes += num_bytes;
return NETDEV_TX_OK;
dma_unmap_wqe_err:
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
index 5b78883d565413ec59a00ecba4ddb483e4eecd3f..ad329b1680b455ddd4cdfda56bf512bfbea37529 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
@@ -209,6 +209,7 @@ struct mlx5_esw_offload {
struct mlx5_eswitch_rep *vport_reps;
DECLARE_HASHTABLE(encap_tbl, 8);
u8 inline_mode;
+ u64 num_flows;
};
struct mlx5_eswitch {
@@ -271,6 +272,11 @@ struct mlx5_flow_handle *
mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw,
struct mlx5_flow_spec *spec,
struct mlx5_esw_flow_attr *attr);
+void
+mlx5_eswitch_del_offloaded_rule(struct mlx5_eswitch *esw,
+ struct mlx5_flow_handle *rule,
+ struct mlx5_esw_flow_attr *attr);
+
struct mlx5_flow_handle *
mlx5_eswitch_create_vport_rx_rule(struct mlx5_eswitch *esw, int vport, u32 tirn);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 4f5b0d47d5f38237129a7c90a1240b8615615d32..307ec6c5fd3b62dffe6cfd5f2541dad9fc155fc3 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -93,10 +93,27 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw,
spec, &flow_act, dest, i);
if (IS_ERR(rule))
mlx5_fc_destroy(esw->dev, counter);
+ else
+ esw->offloads.num_flows++;
return rule;
}
+void
+mlx5_eswitch_del_offloaded_rule(struct mlx5_eswitch *esw,
+ struct mlx5_flow_handle *rule,
+ struct mlx5_esw_flow_attr *attr)
+{
+ struct mlx5_fc *counter = NULL;
+
+ if (!IS_ERR(rule)) {
+ counter = mlx5_flow_rule_counter(rule);
+ mlx5_del_flow_rules(rule);
+ mlx5_fc_destroy(esw->dev, counter);
+ esw->offloads.num_flows--;
+ }
+}
+
static int esw_set_global_vlan_pop(struct mlx5_eswitch *esw, u8 val)
{
struct mlx5_eswitch_rep *rep;
@@ -908,6 +925,11 @@ int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode)
MLX5_CAP_INLINE_MODE_VPORT_CONTEXT)
return -EOPNOTSUPP;
+ if (esw->offloads.num_flows > 0) {
+ esw_warn(dev, "Can't set inline mode when flows are configured\n");
+ return -EOPNOTSUPP;
+ }
+
err = esw_inline_mode_from_devlink(mode, &mlx5_mode);
if (err)
goto out;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index e2bd600d19de09c8e4049e0b83ec2b9eae645729..60154a175bd3866f2b461a357c60d86283afde12 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -87,7 +87,7 @@ static struct mlx5_profile profile[] = {
[2] = {
.mask = MLX5_PROF_MASK_QP_SIZE |
MLX5_PROF_MASK_MR_CACHE,
- .log_max_qp = 17,
+ .log_max_qp = 18,
.mr_cache[0] = {
.size = 500,
.limit = 250
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 334bcc6df6b2ba90a43da4baf7b44cc5ebfa1bac..50d28261b6b9ea22f42c26be0e9f0e0bed194109 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -2404,7 +2404,7 @@ static void efx_udp_tunnel_del(struct net_device *dev, struct udp_tunnel_info *t
tnl.type = (u16)efx_tunnel_type;
tnl.port = ti->port;
- if (efx->type->udp_tnl_add_port)
+ if (efx->type->udp_tnl_del_port)
(void)efx->type->udp_tnl_del_port(efx, tnl);
}
diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig
index 296c8efd0038c8f66f41e9a58e30920462272192..9e631952b86f3d4ddd9108e1fe0db7c96d8363d2 100644
--- a/drivers/net/ethernet/ti/Kconfig
+++ b/drivers/net/ethernet/ti/Kconfig
@@ -74,15 +74,21 @@ config TI_CPSW
will be called cpsw.
config TI_CPTS
- tristate "TI Common Platform Time Sync (CPTS) Support"
+ bool "TI Common Platform Time Sync (CPTS) Support"
depends on TI_CPSW || TI_KEYSTONE_NETCP
- imply PTP_1588_CLOCK
+ depends on PTP_1588_CLOCK
---help---
This driver supports the Common Platform Time Sync unit of
the CPSW Ethernet Switch and Keystone 2 1g/10g Switch Subsystem.
The unit can time stamp PTP UDP/IPv4 and Layer 2 packets, and the
driver offers a PTP Hardware Clock.
+config TI_CPTS_MOD
+ tristate
+ depends on TI_CPTS
+ default y if TI_CPSW=y || TI_KEYSTONE_NETCP=y
+ default m
+
config TI_KEYSTONE_NETCP
tristate "TI Keystone NETCP Core Support"
select TI_CPSW_ALE
diff --git a/drivers/net/ethernet/ti/Makefile b/drivers/net/ethernet/ti/Makefile
index 1e7c10bf87132cda8e9c7ef2afc118ba1725388e..10e6b0ce51baf3115b8c72d40e933f10873186f0 100644
--- a/drivers/net/ethernet/ti/Makefile
+++ b/drivers/net/ethernet/ti/Makefile
@@ -12,7 +12,7 @@ obj-$(CONFIG_TI_DAVINCI_MDIO) += davinci_mdio.o
obj-$(CONFIG_TI_DAVINCI_CPDMA) += davinci_cpdma.o
obj-$(CONFIG_TI_CPSW_PHY_SEL) += cpsw-phy-sel.o
obj-$(CONFIG_TI_CPSW_ALE) += cpsw_ale.o
-obj-$(CONFIG_TI_CPTS) += cpts.o
+obj-$(CONFIG_TI_CPTS_MOD) += cpts.o
obj-$(CONFIG_TI_CPSW) += ti_cpsw.o
ti_cpsw-y := cpsw.o
diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c
index b75d9cdcfb0c415c7abeaa97cebeacbc917e1abd..ae48c809bac9fe13b0a92e086f0a1c6a4cf6feaf 100644
--- a/drivers/net/fjes/fjes_main.c
+++ b/drivers/net/fjes/fjes_main.c
@@ -45,6 +45,8 @@ MODULE_DESCRIPTION("FUJITSU Extended Socket Network Device Driver");
MODULE_LICENSE("GPL");
MODULE_VERSION(DRV_VERSION);
+#define ACPI_MOTHERBOARD_RESOURCE_HID "PNP0C02"
+
static int fjes_request_irq(struct fjes_adapter *);
static void fjes_free_irq(struct fjes_adapter *);
@@ -78,7 +80,7 @@ static void fjes_rx_irq(struct fjes_adapter *, int);
static int fjes_poll(struct napi_struct *, int);
static const struct acpi_device_id fjes_acpi_ids[] = {
- {"PNP0C02", 0},
+ {ACPI_MOTHERBOARD_RESOURCE_HID, 0},
{"", 0},
};
MODULE_DEVICE_TABLE(acpi, fjes_acpi_ids);
@@ -115,18 +117,17 @@ static struct resource fjes_resource[] = {
},
};
-static int fjes_acpi_add(struct acpi_device *device)
+static bool is_extended_socket_device(struct acpi_device *device)
{
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL};
char str_buf[sizeof(FJES_ACPI_SYMBOL) + 1];
- struct platform_device *plat_dev;
union acpi_object *str;
acpi_status status;
int result;
status = acpi_evaluate_object(device->handle, "_STR", NULL, &buffer);
if (ACPI_FAILURE(status))
- return -ENODEV;
+ return false;
str = buffer.pointer;
result = utf16s_to_utf8s((wchar_t *)str->string.pointer,
@@ -136,10 +137,42 @@ static int fjes_acpi_add(struct acpi_device *device)
if (strncmp(FJES_ACPI_SYMBOL, str_buf, strlen(FJES_ACPI_SYMBOL)) != 0) {
kfree(buffer.pointer);
- return -ENODEV;
+ return false;
}
kfree(buffer.pointer);
+ return true;
+}
+
+static int acpi_check_extended_socket_status(struct acpi_device *device)
+{
+ unsigned long long sta;
+ acpi_status status;
+
+ status = acpi_evaluate_integer(device->handle, "_STA", NULL, &sta);
+ if (ACPI_FAILURE(status))
+ return -ENODEV;
+
+ if (!((sta & ACPI_STA_DEVICE_PRESENT) &&
+ (sta & ACPI_STA_DEVICE_ENABLED) &&
+ (sta & ACPI_STA_DEVICE_UI) &&
+ (sta & ACPI_STA_DEVICE_FUNCTIONING)))
+ return -ENODEV;
+
+ return 0;
+}
+
+static int fjes_acpi_add(struct acpi_device *device)
+{
+ struct platform_device *plat_dev;
+ acpi_status status;
+
+ if (!is_extended_socket_device(device))
+ return -ENODEV;
+
+ if (acpi_check_extended_socket_status(device))
+ return -ENODEV;
+
status = acpi_walk_resources(device->handle, METHOD_NAME__CRS,
fjes_get_acpi_resource, fjes_resource);
if (ACPI_FAILURE(status))
@@ -1316,7 +1349,7 @@ static void fjes_netdev_setup(struct net_device *netdev)
netdev->min_mtu = fjes_support_mtu[0];
netdev->max_mtu = fjes_support_mtu[3];
netdev->flags |= IFF_BROADCAST;
- netdev->features |= NETIF_F_HW_CSUM | NETIF_F_HW_VLAN_CTAG_FILTER;
+ netdev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
}
static void fjes_irq_watch_task(struct work_struct *work)
@@ -1473,11 +1506,44 @@ static void fjes_watch_unshare_task(struct work_struct *work)
}
}
+static acpi_status
+acpi_find_extended_socket_device(acpi_handle obj_handle, u32 level,
+ void *context, void **return_value)
+{
+ struct acpi_device *device;
+ bool *found = context;
+ int result;
+
+ result = acpi_bus_get_device(obj_handle, &device);
+ if (result)
+ return AE_OK;
+
+ if (strcmp(acpi_device_hid(device), ACPI_MOTHERBOARD_RESOURCE_HID))
+ return AE_OK;
+
+ if (!is_extended_socket_device(device))
+ return AE_OK;
+
+ if (acpi_check_extended_socket_status(device))
+ return AE_OK;
+
+ *found = true;
+ return AE_CTRL_TERMINATE;
+}
+
/* fjes_init_module - Driver Registration Routine */
static int __init fjes_init_module(void)
{
+ bool found = false;
int result;
+ acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX,
+ acpi_find_extended_socket_device, NULL, &found,
+ NULL);
+
+ if (!found)
+ return -ENODEV;
+
pr_info("%s - version %s - %s\n",
fjes_driver_string, fjes_driver_version, fjes_copyright);
diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 4c1d8cca247b921e263268bf8344898c31bb488a..8dd0b87703288ccc5f067e495f5b297cde00fba1 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -1231,8 +1231,11 @@ void netvsc_channel_cb(void *context)
return;
net_device = net_device_to_netvsc_device(ndev);
- if (unlikely(net_device->destroy) &&
- netvsc_channel_idle(net_device, q_idx))
+ if (unlikely(!net_device))
+ return;
+
+ if (unlikely(net_device->destroy &&
+ netvsc_channel_idle(net_device, q_idx)))
return;
/* commit_rd_index() -> hv_signal_on_read() needs this. */
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 34cc3c590aa5c5c49509159d8fbf0f0cfcfca988..cc88cd7856f5e5ec4d3e3e309cbefe196c5b27ec 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1931,6 +1931,8 @@ static int set_offload(struct tun_struct *tun, unsigned long arg)
return -EINVAL;
tun->set_features = features;
+ tun->dev->wanted_features &= ~TUN_USER_FEATURES;
+ tun->dev->wanted_features |= features;
netdev_update_features(tun->dev);
return 0;
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 8056745506832867165f03ae0b24c2f1a578d849..156f7f85e4860d682d679df68bfe8cfe2a3d4b3b 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -580,6 +580,10 @@ static const struct usb_device_id products[] = {
USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, USB_CLASS_VENDOR_SPEC, 0x01, 0x69),
.driver_info = (unsigned long)&qmi_wwan_info,
},
+ { /* Motorola Mapphone devices with MDM6600 */
+ USB_VENDOR_AND_INTERFACE_INFO(0x22b8, USB_CLASS_VENDOR_SPEC, 0xfb, 0xff),
+ .driver_info = (unsigned long)&qmi_wwan_info,
+ },
/* 2. Combined interface devices matching on class+protocol */
{ /* Huawei E367 and possibly others in "Windows mode" */
@@ -925,6 +929,8 @@ static const struct usb_device_id products[] = {
{QMI_FIXED_INTF(0x413c, 0x81a9, 8)}, /* Dell Wireless 5808e Gobi(TM) 4G LTE Mobile Broadband Card */
{QMI_FIXED_INTF(0x413c, 0x81b1, 8)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card */
{QMI_FIXED_INTF(0x413c, 0x81b3, 8)}, /* Dell Wireless 5809e Gobi(TM) 4G LTE Mobile Broadband Card (rev3) */
+ {QMI_FIXED_INTF(0x413c, 0x81b6, 8)}, /* Dell Wireless 5811e */
+ {QMI_FIXED_INTF(0x413c, 0x81b6, 10)}, /* Dell Wireless 5811e */
{QMI_FIXED_INTF(0x03f0, 0x4e1d, 8)}, /* HP lt4111 LTE/EV-DO/HSPA+ Gobi 4G Module */
{QMI_FIXED_INTF(0x22de, 0x9061, 3)}, /* WeTelecom WPD-600N */
{QMI_FIXED_INTF(0x1e0e, 0x9001, 5)}, /* SIMCom 7230E */
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 986243c932ccd6fe19c592805c1c63274f5e5555..0b1b9188625d527e01d098d3ca09389dcfd7bf4d 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -32,7 +32,7 @@
#define NETNEXT_VERSION "08"
/* Information for net */
-#define NET_VERSION "8"
+#define NET_VERSION "9"
#define DRIVER_VERSION "v1." NETNEXT_VERSION "." NET_VERSION
#define DRIVER_AUTHOR "Realtek linux nic maintainers <nic_swsd@realtek.com>"
@@ -501,6 +501,8 @@ enum rtl_register_content {
#define RTL8153_RMS RTL8153_MAX_PACKET
#define RTL8152_TX_TIMEOUT (5 * HZ)
#define RTL8152_NAPI_WEIGHT 64
+#define rx_reserved_size(x) ((x) + VLAN_ETH_HLEN + CRC_SIZE + \
+ sizeof(struct rx_desc) + RX_ALIGN)
/* rtl8152 flags */
enum rtl8152_flags {
@@ -1362,6 +1364,7 @@ static int alloc_all_mem(struct r8152 *tp)
spin_lock_init(&tp->rx_lock);
spin_lock_init(&tp->tx_lock);
INIT_LIST_HEAD(&tp->tx_free);
+ INIT_LIST_HEAD(&tp->rx_done);
skb_queue_head_init(&tp->tx_queue);
skb_queue_head_init(&tp->rx_queue);
@@ -2252,8 +2255,7 @@ static void r8153_set_rx_early_timeout(struct r8152 *tp)
static void r8153_set_rx_early_size(struct r8152 *tp)
{
- u32 mtu = tp->netdev->mtu;
- u32 ocp_data = (agg_buf_sz - mtu - VLAN_ETH_HLEN - VLAN_HLEN) / 8;
+ u32 ocp_data = (agg_buf_sz - rx_reserved_size(tp->netdev->mtu)) / 4;
ocp_write_word(tp, MCU_TYPE_USB, USB_RX_EARLY_SIZE, ocp_data);
}
@@ -2898,7 +2900,8 @@ static void r8153_first_init(struct r8152 *tp)
rtl_rx_vlan_en(tp, tp->netdev->features & NETIF_F_HW_VLAN_CTAG_RX);
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_RMS, RTL8153_RMS);
+ ocp_data = tp->netdev->mtu + VLAN_ETH_HLEN + CRC_SIZE;
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_RMS, ocp_data);
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_MTPS, MTPS_JUMBO);
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_TCR0);
@@ -2950,7 +2953,8 @@ static void r8153_enter_oob(struct r8152 *tp)
usleep_range(1000, 2000);
}
- ocp_write_word(tp, MCU_TYPE_PLA, PLA_RMS, RTL8153_RMS);
+ ocp_data = tp->netdev->mtu + VLAN_ETH_HLEN + CRC_SIZE;
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_RMS, ocp_data);
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_TEREDO_CFG);
ocp_data &= ~TEREDO_WAKE_MASK;
@@ -4200,8 +4204,14 @@ static int rtl8152_change_mtu(struct net_device *dev, int new_mtu)
dev->mtu = new_mtu;
- if (netif_running(dev) && netif_carrier_ok(dev))
- r8153_set_rx_early_size(tp);
+ if (netif_running(dev)) {
+ u32 rms = new_mtu + VLAN_ETH_HLEN + CRC_SIZE;
+
+ ocp_write_word(tp, MCU_TYPE_PLA, PLA_RMS, rms);
+
+ if (netif_carrier_ok(dev))
+ r8153_set_rx_early_size(tp);
+ }
mutex_unlock(&tp->control);
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index fea687f35b5ac6f373396a860a3ff16a8e59fd66..d6988db1930d6b38db5f932a81c6c64b9c76776a 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -462,8 +462,10 @@ static void vrf_rt6_release(struct net_device *dev, struct net_vrf *vrf)
}
if (rt6_local) {
- if (rt6_local->rt6i_idev)
+ if (rt6_local->rt6i_idev) {
in6_dev_put(rt6_local->rt6i_idev);
+ rt6_local->rt6i_idev = NULL;
+ }
dst = &rt6_local->dst;
dev_put(dst->dev);
diff --git a/drivers/net/wireless/ath/ath10k/hw.c b/drivers/net/wireless/ath/ath10k/hw.c
index 33fb26833cd0a6b259a131d66972bf7620606f5b..d9f37ee4bfdd3eee9e0a0c11e30165a8b6a7d5ea 100644
--- a/drivers/net/wireless/ath/ath10k/hw.c
+++ b/drivers/net/wireless/ath/ath10k/hw.c
@@ -51,7 +51,7 @@ const struct ath10k_hw_regs qca6174_regs = {
.rtc_soc_base_address = 0x00000800,
.rtc_wmac_base_address = 0x00001000,
.soc_core_base_address = 0x0003a000,
- .wlan_mac_base_address = 0x00020000,
+ .wlan_mac_base_address = 0x00010000,
.ce_wrapper_base_address = 0x00034000,
.ce0_base_address = 0x00034400,
.ce1_base_address = 0x00034800,
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index d37b1695c64eac9096cfe7c11b3ef06764d4626a..6927caecd48e515557d011491463c48a3b1ea95c 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -2319,7 +2319,7 @@ iwl_mvm_mac_release_buffered_frames(struct ieee80211_hw *hw,
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
- /* Called when we need to transmit (a) frame(s) from agg queue */
+ /* Called when we need to transmit (a) frame(s) from agg or dqa queue */
iwl_mvm_sta_modify_sleep_tx_count(mvm, sta, reason, num_frames,
tids, more_data, true);
@@ -2338,7 +2338,8 @@ static void __iwl_mvm_mac_sta_notify(struct ieee80211_hw *hw,
for (tid = 0; tid < IWL_MAX_TID_COUNT; tid++) {
struct iwl_mvm_tid_data *tid_data = &mvmsta->tid_data[tid];
- if (tid_data->state != IWL_AGG_ON &&
+ if (!iwl_mvm_is_dqa_supported(mvm) &&
+ tid_data->state != IWL_AGG_ON &&
tid_data->state != IWL_EMPTYING_HW_QUEUE_DELBA)
continue;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index bd1dcc863d8f338df994a9b177d498df2eef49cb..b51a2853cc804a7ad8416423c3cea4554808125d 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -3135,7 +3135,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
enum ieee80211_frame_release_type reason,
u16 cnt, u16 tids, bool more_data,
- bool agg)
+ bool single_sta_queue)
{
struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
struct iwl_mvm_add_sta_cmd cmd = {
@@ -3155,14 +3155,14 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
for_each_set_bit(tid, &_tids, IWL_MAX_TID_COUNT)
cmd.awake_acs |= BIT(tid_to_ucode_ac[tid]);
- /* If we're releasing frames from aggregation queues then check if the
- * all queues combined that we're releasing frames from have
+ /* If we're releasing frames from aggregation or dqa queues then check
+ * if all the queues that we're releasing frames from, combined, have:
* - more frames than the service period, in which case more_data
* needs to be set
* - fewer than 'cnt' frames, in which case we need to adjust the
* firmware command (but do that unconditionally)
*/
- if (agg) {
+ if (single_sta_queue) {
int remaining = cnt;
int sleep_tx_count;
@@ -3172,7 +3172,8 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
u16 n_queued;
tid_data = &mvmsta->tid_data[tid];
- if (WARN(tid_data->state != IWL_AGG_ON &&
+ if (WARN(!iwl_mvm_is_dqa_supported(mvm) &&
+ tid_data->state != IWL_AGG_ON &&
tid_data->state != IWL_EMPTYING_HW_QUEUE_DELBA,
"TID %d state is %d\n",
tid, tid_data->state)) {
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h
index 4be34f902278c8bb36521346dfcd7980976e8786..1927ce6077984fff4cde0f767ee97ea42de49761 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h
@@ -547,7 +547,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
enum ieee80211_frame_release_type reason,
u16 cnt, u16 tids, bool more_data,
- bool agg);
+ bool single_sta_queue);
int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta,
bool drain);
void iwl_mvm_sta_modify_disable_tx(struct iwl_mvm *mvm,
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index dd2b4a30081993823634e18752187c576a656b79..3f37075f4cde3cf21da485cd94b1a3f705abac62 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -7,7 +7,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
- * Copyright(c) 2016 Intel Deutschland GmbH
+ * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@@ -34,6 +34,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
+ * Copyright(c) 2016 - 2017 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -628,8 +629,10 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
* values.
* Note that we don't need to make sure it isn't agg'd, since we're
* TXing non-sta
+ * For DQA mode - we shouldn't increase it though
*/
- atomic_inc(&mvm->pending_frames[sta_id]);
+ if (!iwl_mvm_is_dqa_supported(mvm))
+ atomic_inc(&mvm->pending_frames[sta_id]);
return 0;
}
@@ -1005,11 +1008,8 @@ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb,
spin_unlock(&mvmsta->lock);
- /* Increase pending frames count if this isn't AMPDU */
- if ((iwl_mvm_is_dqa_supported(mvm) &&
- mvmsta->tid_data[tx_cmd->tid_tspec].state != IWL_AGG_ON &&
- mvmsta->tid_data[tx_cmd->tid_tspec].state != IWL_AGG_STARTING) ||
- (!iwl_mvm_is_dqa_supported(mvm) && !is_ampdu))
+ /* Increase pending frames count if this isn't AMPDU or DQA queue */
+ if (!iwl_mvm_is_dqa_supported(mvm) && !is_ampdu)
atomic_inc(&mvm->pending_frames[mvmsta->sta_id]);
return 0;
@@ -1079,12 +1079,13 @@ static void iwl_mvm_check_ratid_empty(struct iwl_mvm *mvm,
lockdep_assert_held(&mvmsta->lock);
if ((tid_data->state == IWL_AGG_ON ||
- tid_data->state == IWL_EMPTYING_HW_QUEUE_DELBA) &&
+ tid_data->state == IWL_EMPTYING_HW_QUEUE_DELBA ||
+ iwl_mvm_is_dqa_supported(mvm)) &&
iwl_mvm_tid_queued(tid_data) == 0) {
/*
- * Now that this aggregation queue is empty tell mac80211 so it
- * knows we no longer have frames buffered for the station on
- * this TID (for the TIM bitmap calculation.)
+ * Now that this aggregation or DQA queue is empty tell
+ * mac80211 so it knows we no longer have frames buffered for
+ * the station on this TID (for the TIM bitmap calculation.)
*/
ieee80211_sta_set_buffered(sta, tid, false);
}
@@ -1257,7 +1258,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
u8 skb_freed = 0;
u16 next_reclaimed, seq_ctl;
bool is_ndp = false;
- bool txq_agg = false; /* Is this TXQ aggregated */
__skb_queue_head_init(&skbs);
@@ -1283,6 +1283,10 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
info->flags |= IEEE80211_TX_STAT_ACK;
break;
case TX_STATUS_FAIL_DEST_PS:
+ /* In DQA, the FW should have stopped the queue and not
+ * return this status
+ */
+ WARN_ON(iwl_mvm_is_dqa_supported(mvm));
info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
break;
default:
@@ -1387,15 +1391,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
bool send_eosp_ndp = false;
spin_lock_bh(&mvmsta->lock);
- if (iwl_mvm_is_dqa_supported(mvm)) {
- enum iwl_mvm_agg_state state;
-
- state = mvmsta->tid_data[tid].state;
- txq_agg = (state == IWL_AGG_ON ||
- state == IWL_EMPTYING_HW_QUEUE_DELBA);
- } else {
- txq_agg = txq_id >= mvm->first_agg_queue;
- }
if (!is_ndp) {
tid_data->next_reclaimed = next_reclaimed;
@@ -1452,11 +1447,11 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
* If the txq is not an AMPDU queue, there is no chance we freed
* several skbs. Check that out...
*/
- if (txq_agg)
+ if (iwl_mvm_is_dqa_supported(mvm) || txq_id >= mvm->first_agg_queue)
goto out;
/* We can't free more than one frame at once on a shared queue */
- WARN_ON(!iwl_mvm_is_dqa_supported(mvm) && (skb_freed > 1));
+ WARN_ON(skb_freed > 1);
/* If we have still frames for this STA nothing to do here */
if (!atomic_sub_and_test(skb_freed, &mvm->pending_frames[sta_id]))
diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c
index 5ebca1d0cfc750969793c26ac5f37e858e897fc4..b62e03d11c2e27c240d02a4e7813958da562aca8 100644
--- a/drivers/net/wireless/marvell/mwifiex/main.c
+++ b/drivers/net/wireless/marvell/mwifiex/main.c
@@ -57,8 +57,8 @@ MODULE_PARM_DESC(mfg_mode, "manufacturing mode enable:1, disable:0");
* In case of any errors during inittialization, this function also ensures
* proper cleanup before exiting.
*/
-static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops,
- void **padapter)
+static int mwifiex_register(void *card, struct device *dev,
+ struct mwifiex_if_ops *if_ops, void **padapter)
{
struct mwifiex_adapter *adapter;
int i;
@@ -68,6 +68,7 @@ static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops,
return -ENOMEM;
*padapter = adapter;
+ adapter->dev = dev;
adapter->card = card;
/* Save interface specific operations in adapter */
@@ -1568,12 +1569,11 @@ mwifiex_add_card(void *card, struct completion *fw_done,
{
struct mwifiex_adapter *adapter;
- if (mwifiex_register(card, if_ops, (void **)&adapter)) {
+ if (mwifiex_register(card, dev, if_ops, (void **)&adapter)) {
pr_err("%s: software init failed\n", __func__);
goto err_init_sw;
}
- adapter->dev = dev;
mwifiex_probe_of(adapter);
adapter->iface_type = iface_type;
@@ -1718,6 +1718,9 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter)
wiphy_unregister(adapter->wiphy);
wiphy_free(adapter->wiphy);
+ if (adapter->irq_wakeup >= 0)
+ device_init_wakeup(adapter->dev, false);
+
/* Unregister device */
mwifiex_dbg(adapter, INFO,
"info: unregister device\n");
diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c
index a0d918094889df6cd9de14046b773d6112b2006b..b8c990d10d6ecb11491cbf5ed345ecbdd7dc0359 100644
--- a/drivers/net/wireless/marvell/mwifiex/pcie.c
+++ b/drivers/net/wireless/marvell/mwifiex/pcie.c
@@ -2739,6 +2739,21 @@ static void mwifiex_pcie_device_dump(struct mwifiex_adapter *adapter)
schedule_work(&card->work);
}
+static void mwifiex_pcie_free_buffers(struct mwifiex_adapter *adapter)
+{
+ struct pcie_service_card *card = adapter->card;
+ const struct mwifiex_pcie_card_reg *reg = card->pcie.reg;
+
+ if (reg->sleep_cookie)
+ mwifiex_pcie_delete_sleep_cookie_buf(adapter);
+
+ mwifiex_pcie_delete_cmdrsp_buf(adapter);
+ mwifiex_pcie_delete_evtbd_ring(adapter);
+ mwifiex_pcie_delete_rxbd_ring(adapter);
+ mwifiex_pcie_delete_txbd_ring(adapter);
+ card->cmdrsp_buf = NULL;
+}
+
/*
* This function initializes the PCI-E host memory space, WCB rings, etc.
*
@@ -2850,13 +2865,6 @@ static int mwifiex_init_pcie(struct mwifiex_adapter *adapter)
/*
* This function cleans up the allocated card buffers.
- *
- * The following are freed by this function -
- * - TXBD ring buffers
- * - RXBD ring buffers
- * - Event BD ring buffers
- * - Command response ring buffer
- * - Sleep cookie buffer
*/
static void mwifiex_cleanup_pcie(struct mwifiex_adapter *adapter)
{
@@ -2875,6 +2883,8 @@ static void mwifiex_cleanup_pcie(struct mwifiex_adapter *adapter)
"Failed to write driver not-ready signature\n");
}
+ mwifiex_pcie_free_buffers(adapter);
+
if (pdev) {
pci_iounmap(pdev, card->pci_mmap);
pci_iounmap(pdev, card->pci_mmap1);
@@ -3126,10 +3136,7 @@ static void mwifiex_pcie_up_dev(struct mwifiex_adapter *adapter)
pci_iounmap(pdev, card->pci_mmap1);
}
-/* This function cleans up the PCI-E host memory space.
- * Some code is extracted from mwifiex_unregister_dev()
- *
- */
+/* This function cleans up the PCI-E host memory space. */
static void mwifiex_pcie_down_dev(struct mwifiex_adapter *adapter)
{
struct pcie_service_card *card = adapter->card;
@@ -3140,14 +3147,7 @@ static void mwifiex_pcie_down_dev(struct mwifiex_adapter *adapter)
adapter->seq_num = 0;
- if (reg->sleep_cookie)
- mwifiex_pcie_delete_sleep_cookie_buf(adapter);
-
- mwifiex_pcie_delete_cmdrsp_buf(adapter);
- mwifiex_pcie_delete_evtbd_ring(adapter);
- mwifiex_pcie_delete_rxbd_ring(adapter);
- mwifiex_pcie_delete_txbd_ring(adapter);
- card->cmdrsp_buf = NULL;
+ mwifiex_pcie_free_buffers(adapter);
}
static struct mwifiex_if_ops pcie_ops = {
diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c
index ce5e63d2c66aac7d019c422ec294cab025e94e5e..44eed8eb0725b25e3c9765e19387e7c338ab9bbb 100644
--- a/drivers/vhost/vsock.c
+++ b/drivers/vhost/vsock.c
@@ -223,6 +223,46 @@ vhost_transport_send_pkt(struct virtio_vsock_pkt *pkt)
return len;
}
+static int
+vhost_transport_cancel_pkt(struct vsock_sock *vsk)
+{
+ struct vhost_vsock *vsock;
+ struct virtio_vsock_pkt *pkt, *n;
+ int cnt = 0;
+ LIST_HEAD(freeme);
+
+ /* Find the vhost_vsock according to guest context id */
+ vsock = vhost_vsock_get(vsk->remote_addr.svm_cid);
+ if (!vsock)
+ return -ENODEV;
+
+ spin_lock_bh(&vsock->send_pkt_list_lock);
+ list_for_each_entry_safe(pkt, n, &vsock->send_pkt_list, list) {
+ if (pkt->vsk != vsk)
+ continue;
+ list_move(&pkt->list, &freeme);
+ }
+ spin_unlock_bh(&vsock->send_pkt_list_lock);
+
+ list_for_each_entry_safe(pkt, n, &freeme, list) {
+ if (pkt->reply)
+ cnt++;
+ list_del(&pkt->list);
+ virtio_transport_free_pkt(pkt);
+ }
+
+ if (cnt) {
+ struct vhost_virtqueue *tx_vq = &vsock->vqs[VSOCK_VQ_TX];
+ int new_cnt;
+
+ new_cnt = atomic_sub_return(cnt, &vsock->queued_replies);
+ if (new_cnt + cnt >= tx_vq->num && new_cnt < tx_vq->num)
+ vhost_poll_queue(&tx_vq->poll);
+ }
+
+ return 0;
+}
+
static struct virtio_vsock_pkt *
vhost_vsock_alloc_pkt(struct vhost_virtqueue *vq,
unsigned int out, unsigned int in)
@@ -675,6 +715,7 @@ static struct virtio_transport vhost_transport = {
.release = virtio_transport_release,
.connect = virtio_transport_connect,
.shutdown = virtio_transport_shutdown,
+ .cancel_pkt = vhost_transport_cancel_pkt,
.dgram_enqueue = virtio_transport_dgram_enqueue,
.dgram_dequeue = virtio_transport_dgram_dequeue,
diff --git a/include/linux/errqueue.h b/include/linux/errqueue.h
index 9ca23fcfb5d73131b564ad81d887929abc0e954b..6fdfc884fdeb3d3cf81dcbd40c52c0b8c8d203b1 100644
--- a/include/linux/errqueue.h
+++ b/include/linux/errqueue.h
@@ -20,6 +20,8 @@ struct sock_exterr_skb {
struct sock_extended_err ee;
u16 addr_offset;
__be16 port;
+ u8 opt_stats:1,
+ unused:7;
};
#endif
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 7e66e4f62858f395cd000226e9580785b03a4cf1..1beb1ec2fbdf339b34affc69508a5f5462b409b0 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -476,6 +476,7 @@ enum {
enum {
MLX4_INTERFACE_STATE_UP = 1 << 0,
MLX4_INTERFACE_STATE_DELETION = 1 << 1,
+ MLX4_INTERFACE_STATE_NOWAIT = 1 << 2,
};
#define MSTR_SM_CHANGE_MASK (MLX4_EQ_PORT_INFO_MSTR_SM_SL_CHANGE_MASK | \
diff --git a/include/linux/virtio_vsock.h b/include/linux/virtio_vsock.h
index 9638bfeb0d1f639ae310d1586b4e2fca567ba2f7..584f9a647ad4acca191ff6116a47c14da1385fa3 100644
--- a/include/linux/virtio_vsock.h
+++ b/include/linux/virtio_vsock.h
@@ -48,6 +48,8 @@ struct virtio_vsock_pkt {
struct virtio_vsock_hdr hdr;
struct work_struct work;
struct list_head list;
+ /* socket refcnt not held, only use for cancellation */
+ struct vsock_sock *vsk;
void *buf;
u32 len;
u32 off;
@@ -56,6 +58,7 @@ struct virtio_vsock_pkt {
struct virtio_vsock_pkt_info {
u32 remote_cid, remote_port;
+ struct vsock_sock *vsk;
struct msghdr *msg;
u32 pkt_len;
u16 type;
diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h
index f2758964ce6f890e3b11df5ba5bf2eefe636abd1..f32ed9ac181a47c00757596fc3b8c5733426c468 100644
--- a/include/net/af_vsock.h
+++ b/include/net/af_vsock.h
@@ -100,6 +100,9 @@ struct vsock_transport {
void (*destruct)(struct vsock_sock *);
void (*release)(struct vsock_sock *);
+ /* Cancel all pending packets sent on vsock. */
+ int (*cancel_pkt)(struct vsock_sock *vsk);
+
/* Connections. */
int (*connect)(struct vsock_sock *);
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index f540f9ad2af4f673a204875864ce73f423204a74..19605878da4739d04f0642b20f8641ed8601d2eb 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -244,7 +244,7 @@ extern s32 (*nf_ct_nat_offset)(const struct nf_conn *ct,
u32 seq);
/* Fake conntrack entry for untracked connections */
-DECLARE_PER_CPU(struct nf_conn, nf_conntrack_untracked);
+DECLARE_PER_CPU_ALIGNED(struct nf_conn, nf_conntrack_untracked);
static inline struct nf_conn *nf_ct_untracked_get(void)
{
return raw_cpu_ptr(&nf_conntrack_untracked);
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 2aa8a9d80fbe8263a4b0e1c65f44e1ee2d9295d4..0136028652bdb8b3c20813b01b2fa8cfb16ba012 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -103,6 +103,35 @@ struct nft_regs {
};
};
+/* Store/load an u16 or u8 integer to/from the u32 data register.
+ *
+ * Note, when using concatenations, register allocation happens at 32-bit
+ * level. So for store instruction, pad the rest part with zero to avoid
+ * garbage values.
+ */
+
+static inline void nft_reg_store16(u32 *dreg, u16 val)
+{
+ *dreg = 0;
+ *(u16 *)dreg = val;
+}
+
+static inline void nft_reg_store8(u32 *dreg, u8 val)
+{
+ *dreg = 0;
+ *(u8 *)dreg = val;
+}
+
+static inline u16 nft_reg_load16(u32 *sreg)
+{
+ return *(u16 *)sreg;
+}
+
+static inline u8 nft_reg_load8(u32 *sreg)
+{
+ return *(u8 *)sreg;
+}
+
static inline void nft_data_copy(u32 *dst, const struct nft_data *src,
unsigned int len)
{
@@ -203,7 +232,6 @@ struct nft_set_elem {
struct nft_set;
struct nft_set_iter {
u8 genmask;
- bool flush;
unsigned int count;
unsigned int skip;
int err;
diff --git a/include/net/netfilter/nf_tables_ipv6.h b/include/net/netfilter/nf_tables_ipv6.h
index d150b50662017378644c8f3ccf0218ecceaa2331..97983d1c05e4d327147110440f4a3925b13f6951 100644
--- a/include/net/netfilter/nf_tables_ipv6.h
+++ b/include/net/netfilter/nf_tables_ipv6.h
@@ -9,12 +9,13 @@ nft_set_pktinfo_ipv6(struct nft_pktinfo *pkt,
struct sk_buff *skb,
const struct nf_hook_state *state)
{
+ unsigned int flags = IP6_FH_F_AUTH;
int protohdr, thoff = 0;
unsigned short frag_off;
nft_set_pktinfo(pkt, skb, state);
- protohdr = ipv6_find_hdr(pkt->skb, &thoff, -1, &frag_off, NULL);
+ protohdr = ipv6_find_hdr(pkt->skb, &thoff, -1, &frag_off, &flags);
if (protohdr < 0) {
nft_set_pktinfo_proto_unspec(pkt, skb);
return;
@@ -32,6 +33,7 @@ __nft_set_pktinfo_ipv6_validate(struct nft_pktinfo *pkt,
const struct nf_hook_state *state)
{
#if IS_ENABLED(CONFIG_IPV6)
+ unsigned int flags = IP6_FH_F_AUTH;
struct ipv6hdr *ip6h, _ip6h;
unsigned int thoff = 0;
unsigned short frag_off;
@@ -50,7 +52,7 @@ __nft_set_pktinfo_ipv6_validate(struct nft_pktinfo *pkt,
if (pkt_len + sizeof(*ip6h) > skb->len)
return -1;
- protohdr = ipv6_find_hdr(pkt->skb, &thoff, -1, &frag_off, NULL);
+ protohdr = ipv6_find_hdr(pkt->skb, &thoff, -1, &frag_off, &flags);
if (protohdr < 0)
return -1;
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 07a0b128625a4e24f9aa83019eff6eb17308eda3..592decebac752ffca16fddbc75cbf14f9283d125 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -83,6 +83,7 @@ struct sctp_bind_addr;
struct sctp_ulpq;
struct sctp_ep_common;
struct crypto_shash;
+struct sctp_stream;
#include <net/sctp/tsnmap.h>
@@ -753,6 +754,8 @@ struct sctp_transport {
/* Is the Path MTU update pending on this tranport */
pmtu_pending:1,
+ dst_pending_confirm:1, /* need to confirm neighbour */
+
/* Has this transport moved the ctsn since we last sacked */
sack_generation:1;
u32 dst_cookie;
@@ -806,8 +809,6 @@ struct sctp_transport {
__u32 burst_limited; /* Holds old cwnd when max.burst is applied */
- __u32 dst_pending_confirm; /* need to confirm neighbour */
-
/* Destination */
struct dst_entry *dst;
/* Source address. */
diff --git a/kernel/bpf/hashtab.c b/kernel/bpf/hashtab.c
index afe5bab376c9811c7b82f56bc0b93ce69b6a579b..361a69dfe5434d6afb554477b899e91db90fb29f 100644
--- a/kernel/bpf/hashtab.c
+++ b/kernel/bpf/hashtab.c
@@ -30,18 +30,12 @@ struct bpf_htab {
struct pcpu_freelist freelist;
struct bpf_lru lru;
};
- void __percpu *extra_elems;
+ struct htab_elem *__percpu *extra_elems;
atomic_t count; /* number of elements in this hashtable */
u32 n_buckets; /* number of hash buckets */
u32 elem_size; /* size of each element in bytes */
};
-enum extra_elem_state {
- HTAB_NOT_AN_EXTRA_ELEM = 0,
- HTAB_EXTRA_ELEM_FREE,
- HTAB_EXTRA_ELEM_USED
-};
-
/* each htab element is struct htab_elem + key + value */
struct htab_elem {
union {
@@ -56,7 +50,6 @@ struct htab_elem {
};
union {
struct rcu_head rcu;
- enum extra_elem_state state;
struct bpf_lru_node lru_node;
};
u32 hash;
@@ -77,6 +70,11 @@ static bool htab_is_percpu(const struct bpf_htab *htab)
htab->map.map_type == BPF_MAP_TYPE_LRU_PERCPU_HASH;
}
+static bool htab_is_prealloc(const struct bpf_htab *htab)
+{
+ return !(htab->map.map_flags & BPF_F_NO_PREALLOC);
+}
+
static inline void htab_elem_set_ptr(struct htab_elem *l, u32 key_size,
void __percpu *pptr)
{
@@ -128,17 +126,20 @@ static struct htab_elem *prealloc_lru_pop(struct bpf_htab *htab, void *key,
static int prealloc_init(struct bpf_htab *htab)
{
+ u32 num_entries = htab->map.max_entries;
int err = -ENOMEM, i;
- htab->elems = bpf_map_area_alloc(htab->elem_size *
- htab->map.max_entries);
+ if (!htab_is_percpu(htab) && !htab_is_lru(htab))
+ num_entries += num_possible_cpus();
+
+ htab->elems = bpf_map_area_alloc(htab->elem_size * num_entries);
if (!htab->elems)
return -ENOMEM;
if (!htab_is_percpu(htab))
goto skip_percpu_elems;
- for (i = 0; i < htab->map.max_entries; i++) {
+ for (i = 0; i < num_entries; i++) {
u32 size = round_up(htab->map.value_size, 8);
void __percpu *pptr;
@@ -166,11 +167,11 @@ static int prealloc_init(struct bpf_htab *htab)
if (htab_is_lru(htab))
bpf_lru_populate(&htab->lru, htab->elems,
offsetof(struct htab_elem, lru_node),
- htab->elem_size, htab->map.max_entries);
+ htab->elem_size, num_entries);
else
pcpu_freelist_populate(&htab->freelist,
htab->elems + offsetof(struct htab_elem, fnode),
- htab->elem_size, htab->map.max_entries);
+ htab->elem_size, num_entries);
return 0;
@@ -191,16 +192,22 @@ static void prealloc_destroy(struct bpf_htab *htab)
static int alloc_extra_elems(struct bpf_htab *htab)
{
- void __percpu *pptr;
+ struct htab_elem *__percpu *pptr, *l_new;
+ struct pcpu_freelist_node *l;
int cpu;
- pptr = __alloc_percpu_gfp(htab->elem_size, 8, GFP_USER | __GFP_NOWARN);
+ pptr = __alloc_percpu_gfp(sizeof(struct htab_elem *), 8,
+ GFP_USER | __GFP_NOWARN);
if (!pptr)
return -ENOMEM;
for_each_possible_cpu(cpu) {
- ((struct htab_elem *)per_cpu_ptr(pptr, cpu))->state =
- HTAB_EXTRA_ELEM_FREE;
+ l = pcpu_freelist_pop(&htab->freelist);
+ /* pop will succeed, since prealloc_init()
+ * preallocated extra num_possible_cpus elements
+ */
+ l_new = container_of(l, struct htab_elem, fnode);
+ *per_cpu_ptr(pptr, cpu) = l_new;
}
htab->extra_elems = pptr;
return 0;
@@ -342,25 +349,25 @@ static struct bpf_map *htab_map_alloc(union bpf_attr *attr)
raw_spin_lock_init(&htab->buckets[i].lock);
}
- if (!percpu && !lru) {
- /* lru itself can remove the least used element, so
- * there is no need for an extra elem during map_update.
- */
- err = alloc_extra_elems(htab);
- if (err)
- goto free_buckets;
- }
-
if (prealloc) {
err = prealloc_init(htab);
if (err)
- goto free_extra_elems;
+ goto free_buckets;
+
+ if (!percpu && !lru) {
+ /* lru itself can remove the least used element, so
+ * there is no need for an extra elem during map_update.
+ */
+ err = alloc_extra_elems(htab);
+ if (err)
+ goto free_prealloc;
+ }
}
return &htab->map;
-free_extra_elems:
- free_percpu(htab->extra_elems);
+free_prealloc:
+ prealloc_destroy(htab);
free_buckets:
bpf_map_area_free(htab->buckets);
free_htab:
@@ -575,12 +582,7 @@ static void htab_elem_free_rcu(struct rcu_head *head)
static void free_htab_elem(struct bpf_htab *htab, struct htab_elem *l)
{
- if (l->state == HTAB_EXTRA_ELEM_USED) {
- l->state = HTAB_EXTRA_ELEM_FREE;
- return;
- }
-
- if (!(htab->map.map_flags & BPF_F_NO_PREALLOC)) {
+ if (htab_is_prealloc(htab)) {
pcpu_freelist_push(&htab->freelist, &l->fnode);
} else {
atomic_dec(&htab->count);
@@ -610,47 +612,43 @@ static void pcpu_copy_value(struct bpf_htab *htab, void __percpu *pptr,
static struct htab_elem *alloc_htab_elem(struct bpf_htab *htab, void *key,
void *value, u32 key_size, u32 hash,
bool percpu, bool onallcpus,
- bool old_elem_exists)
+ struct htab_elem *old_elem)
{
u32 size = htab->map.value_size;
- bool prealloc = !(htab->map.map_flags & BPF_F_NO_PREALLOC);
- struct htab_elem *l_new;
+ bool prealloc = htab_is_prealloc(htab);
+ struct htab_elem *l_new, **pl_new;
void __percpu *pptr;
- int err = 0;
if (prealloc) {
- struct pcpu_freelist_node *l;
+ if (old_elem) {
+ /* if we're updating the existing element,
+ * use per-cpu extra elems to avoid freelist_pop/push
+ */
+ pl_new = this_cpu_ptr(htab->extra_elems);
+ l_new = *pl_new;
+ *pl_new = old_elem;
+ } else {
+ struct pcpu_freelist_node *l;
- l = pcpu_freelist_pop(&htab->freelist);
- if (!l)
- err = -E2BIG;
- else
+ l = pcpu_freelist_pop(&htab->freelist);
+ if (!l)
+ return ERR_PTR(-E2BIG);
l_new = container_of(l, struct htab_elem, fnode);
- } else {
- if (atomic_inc_return(&htab->count) > htab->map.max_entries) {
- atomic_dec(&htab->count);
- err = -E2BIG;
- } else {
- l_new = kmalloc(htab->elem_size,
- GFP_ATOMIC | __GFP_NOWARN);
- if (!l_new)
- return ERR_PTR(-ENOMEM);
}
- }
-
- if (err) {
- if (!old_elem_exists)
- return ERR_PTR(err);
-
- /* if we're updating the existing element and the hash table
- * is full, use per-cpu extra elems
- */
- l_new = this_cpu_ptr(htab->extra_elems);
- if (l_new->state != HTAB_EXTRA_ELEM_FREE)
- return ERR_PTR(-E2BIG);
- l_new->state = HTAB_EXTRA_ELEM_USED;
} else {
- l_new->state = HTAB_NOT_AN_EXTRA_ELEM;
+ if (atomic_inc_return(&htab->count) > htab->map.max_entries)
+ if (!old_elem) {
+ /* when map is full and update() is replacing
+ * old element, it's ok to allocate, since
+ * old element will be freed immediately.
+ * Otherwise return an error
+ */
+ atomic_dec(&htab->count);
+ return ERR_PTR(-E2BIG);
+ }
+ l_new = kmalloc(htab->elem_size, GFP_ATOMIC | __GFP_NOWARN);
+ if (!l_new)
+ return ERR_PTR(-ENOMEM);
}
memcpy(l_new->key, key, key_size);
@@ -731,7 +729,7 @@ static int htab_map_update_elem(struct bpf_map *map, void *key, void *value,
goto err;
l_new = alloc_htab_elem(htab, key, value, key_size, hash, false, false,
- !!l_old);
+ l_old);
if (IS_ERR(l_new)) {
/* all pre-allocated elements are in use or memory exhausted */
ret = PTR_ERR(l_new);
@@ -744,7 +742,8 @@ static int htab_map_update_elem(struct bpf_map *map, void *key, void *value,
hlist_nulls_add_head_rcu(&l_new->hash_node, head);
if (l_old) {
hlist_nulls_del_rcu(&l_old->hash_node);
- free_htab_elem(htab, l_old);
+ if (!htab_is_prealloc(htab))
+ free_htab_elem(htab, l_old);
}
ret = 0;
err:
@@ -856,7 +855,7 @@ static int __htab_percpu_map_update_elem(struct bpf_map *map, void *key,
value, onallcpus);
} else {
l_new = alloc_htab_elem(htab, key, value, key_size,
- hash, true, onallcpus, false);
+ hash, true, onallcpus, NULL);
if (IS_ERR(l_new)) {
ret = PTR_ERR(l_new);
goto err;
@@ -1024,8 +1023,7 @@ static void delete_all_elements(struct bpf_htab *htab)
hlist_nulls_for_each_entry_safe(l, n, head, hash_node) {
hlist_nulls_del_rcu(&l->hash_node);
- if (l->state != HTAB_EXTRA_ELEM_USED)
- htab_elem_free(htab, l);
+ htab_elem_free(htab, l);
}
}
}
@@ -1045,7 +1043,7 @@ static void htab_map_free(struct bpf_map *map)
* not have executed. Wait for them.
*/
rcu_barrier();
- if (htab->map.map_flags & BPF_F_NO_PREALLOC)
+ if (!htab_is_prealloc(htab))
delete_all_elements(htab);
else
prealloc_destroy(htab);
diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c
index 7c3d994e90d87b868f2b1614cc5d26e2413e70ee..71343d0fec94b55f7318ec8578abc956148f7791 100644
--- a/net/batman-adv/bat_iv_ogm.c
+++ b/net/batman-adv/bat_iv_ogm.c
@@ -2477,6 +2477,16 @@ static void batadv_iv_iface_activate(struct batadv_hard_iface *hard_iface)
batadv_iv_ogm_schedule(hard_iface);
}
+/**
+ * batadv_iv_init_sel_class - initialize GW selection class
+ * @bat_priv: the bat priv with all the soft interface information
+ */
+static void batadv_iv_init_sel_class(struct batadv_priv *bat_priv)
+{
+ /* set default TQ difference threshold to 20 */
+ atomic_set(&bat_priv->gw.sel_class, 20);
+}
+
static struct batadv_gw_node *
batadv_iv_gw_get_best_gw_node(struct batadv_priv *bat_priv)
{
@@ -2823,6 +2833,7 @@ static struct batadv_algo_ops batadv_batman_iv __read_mostly = {
.del_if = batadv_iv_ogm_orig_del_if,
},
.gw = {
+ .init_sel_class = batadv_iv_init_sel_class,
.get_best_gw_node = batadv_iv_gw_get_best_gw_node,
.is_eligible = batadv_iv_gw_is_eligible,
#ifdef CONFIG_BATMAN_ADV_DEBUGFS
diff --git a/net/batman-adv/bat_v.c b/net/batman-adv/bat_v.c
index 0acd081dd286996444d121b526f4530c4c1c0845..a36c8e7291d61f171cdb128dee865739d22cb00e 100644
--- a/net/batman-adv/bat_v.c
+++ b/net/batman-adv/bat_v.c
@@ -668,6 +668,16 @@ static bool batadv_v_neigh_is_sob(struct batadv_neigh_node *neigh1,
return ret;
}
+/**
+ * batadv_v_init_sel_class - initialize GW selection class
+ * @bat_priv: the bat priv with all the soft interface information
+ */
+static void batadv_v_init_sel_class(struct batadv_priv *bat_priv)
+{
+ /* set default throughput difference threshold to 5Mbps */
+ atomic_set(&bat_priv->gw.sel_class, 50);
+}
+
static ssize_t batadv_v_store_sel_class(struct batadv_priv *bat_priv,
char *buff, size_t count)
{
@@ -1052,6 +1062,7 @@ static struct batadv_algo_ops batadv_batman_v __read_mostly = {
.dump = batadv_v_orig_dump,
},
.gw = {
+ .init_sel_class = batadv_v_init_sel_class,
.store_sel_class = batadv_v_store_sel_class,
.show_sel_class = batadv_v_show_sel_class,
.get_best_gw_node = batadv_v_gw_get_best_gw_node,
@@ -1092,9 +1103,6 @@ int batadv_v_mesh_init(struct batadv_priv *bat_priv)
if (ret < 0)
return ret;
- /* set default throughput difference threshold to 5Mbps */
- atomic_set(&bat_priv->gw.sel_class, 50);
-
return 0;
}
diff --git a/net/batman-adv/fragmentation.c b/net/batman-adv/fragmentation.c
index 11a23fd6e1a07fa0c541fa3ea0a13775f9933893..8f964beaac284905c487ecfc5babaf2dd72d822c 100644
--- a/net/batman-adv/fragmentation.c
+++ b/net/batman-adv/fragmentation.c
@@ -404,7 +404,7 @@ bool batadv_frag_skb_fwd(struct sk_buff *skb,
* batadv_frag_create - create a fragment from skb
* @skb: skb to create fragment from
* @frag_head: header to use in new fragment
- * @mtu: size of new fragment
+ * @fragment_size: size of new fragment
*
* Split the passed skb into two fragments: A new one with size matching the
* passed mtu and the old one with the rest. The new skb contains data from the
@@ -414,11 +414,11 @@ bool batadv_frag_skb_fwd(struct sk_buff *skb,
*/
static struct sk_buff *batadv_frag_create(struct sk_buff *skb,
struct batadv_frag_packet *frag_head,
- unsigned int mtu)
+ unsigned int fragment_size)
{
struct sk_buff *skb_fragment;
unsigned int header_size = sizeof(*frag_head);
- unsigned int fragment_size = mtu - header_size;
+ unsigned int mtu = fragment_size + header_size;
skb_fragment = netdev_alloc_skb(NULL, mtu + ETH_HLEN);
if (!skb_fragment)
@@ -456,7 +456,7 @@ int batadv_frag_send_packet(struct sk_buff *skb,
struct sk_buff *skb_fragment;
unsigned int mtu = neigh_node->if_incoming->net_dev->mtu;
unsigned int header_size = sizeof(frag_header);
- unsigned int max_fragment_size, max_packet_size;
+ unsigned int max_fragment_size, num_fragments;
int ret;
/* To avoid merge and refragmentation at next-hops we never send
@@ -464,10 +464,15 @@ int batadv_frag_send_packet(struct sk_buff *skb,
*/
mtu = min_t(unsigned int, mtu, BATADV_FRAG_MAX_FRAG_SIZE);
max_fragment_size = mtu - header_size;
- max_packet_size = max_fragment_size * BATADV_FRAG_MAX_FRAGMENTS;
+
+ if (skb->len == 0 || max_fragment_size == 0)
+ return -EINVAL;
+
+ num_fragments = (skb->len - 1) / max_fragment_size + 1;
+ max_fragment_size = (skb->len - 1) / num_fragments + 1;
/* Don't even try to fragment, if we need more than 16 fragments */
- if (skb->len > max_packet_size) {
+ if (num_fragments > BATADV_FRAG_MAX_FRAGMENTS) {
ret = -EAGAIN;
goto free_skb;
}
@@ -507,7 +512,8 @@ int batadv_frag_send_packet(struct sk_buff *skb,
goto put_primary_if;
}
- skb_fragment = batadv_frag_create(skb, &frag_header, mtu);
+ skb_fragment = batadv_frag_create(skb, &frag_header,
+ max_fragment_size);
if (!skb_fragment) {
ret = -ENOMEM;
goto put_primary_if;
diff --git a/net/batman-adv/gateway_common.c b/net/batman-adv/gateway_common.c
index 5db2e43e3775ef40fc3832984c93411c7f0dbb08..33940c5c74a8730c4ed3e06f7246e022cfb798da 100644
--- a/net/batman-adv/gateway_common.c
+++ b/net/batman-adv/gateway_common.c
@@ -253,6 +253,11 @@ static void batadv_gw_tvlv_ogm_handler_v1(struct batadv_priv *bat_priv,
*/
void batadv_gw_init(struct batadv_priv *bat_priv)
{
+ if (bat_priv->algo_ops->gw.init_sel_class)
+ bat_priv->algo_ops->gw.init_sel_class(bat_priv);
+ else
+ atomic_set(&bat_priv->gw.sel_class, 1);
+
batadv_tvlv_handler_register(bat_priv, batadv_gw_tvlv_ogm_handler_v1,
NULL, BATADV_TVLV_GW, 1,
BATADV_TVLV_HANDLER_OGM_CIFNOTFND);
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 5d099b2e6cfccb8a436d98a10a6d513d89e31dc1..d042c99af028e2083307de1ba8978f2061fee45d 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -819,7 +819,6 @@ static int batadv_softif_init_late(struct net_device *dev)
atomic_set(&bat_priv->mcast.num_want_all_ipv6, 0);
#endif
atomic_set(&bat_priv->gw.mode, BATADV_GW_MODE_OFF);
- atomic_set(&bat_priv->gw.sel_class, 20);
atomic_set(&bat_priv->gw.bandwidth_down, 100);
atomic_set(&bat_priv->gw.bandwidth_up, 20);
atomic_set(&bat_priv->orig_interval, 1000);
diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h
index 66b25e410a41375e5c70bd7400a5b353bdff4520..246f21b4973bc39d0678273ad831da1f5b7e0df3 100644
--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
@@ -1489,6 +1489,7 @@ struct batadv_algo_orig_ops {
/**
* struct batadv_algo_gw_ops - mesh algorithm callbacks (GW specific)
+ * @init_sel_class: initialize GW selection class (optional)
* @store_sel_class: parse and stores a new GW selection class (optional)
* @show_sel_class: prints the current GW selection class (optional)
* @get_best_gw_node: select the best GW from the list of available nodes
@@ -1499,6 +1500,7 @@ struct batadv_algo_orig_ops {
* @dump: dump gateways to a netlink socket (optional)
*/
struct batadv_algo_gw_ops {
+ void (*init_sel_class)(struct batadv_priv *bat_priv);
ssize_t (*store_sel_class)(struct batadv_priv *bat_priv, char *buff,
size_t count);
ssize_t (*show_sel_class)(struct batadv_priv *bat_priv, char *buff);
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 4f598dc2d9168cd323a3027d77d601854aa35f04..6e08b7199dd7442acdbd4f85e5ef6315b121ca06 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -106,7 +106,7 @@ static struct net_bridge_fdb_entry *br_fdb_find(struct net_bridge *br,
struct hlist_head *head = &br->hash[br_mac_hash(addr, vid)];
struct net_bridge_fdb_entry *fdb;
- WARN_ON_ONCE(!br_hash_lock_held(br));
+ lockdep_assert_held_once(&br->hash_lock);
rcu_read_lock();
fdb = fdb_find_rcu(head, addr, vid);
diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c
index fa87fbd62bb788a27b8fd749d59c292aedd4fb69..1f1e62095464f99eaca8de49a772289f057bd943 100644
--- a/net/bridge/br_netfilter_hooks.c
+++ b/net/bridge/br_netfilter_hooks.c
@@ -706,18 +706,20 @@ static unsigned int nf_bridge_mtu_reduction(const struct sk_buff *skb)
static int br_nf_dev_queue_xmit(struct net *net, struct sock *sk, struct sk_buff *skb)
{
- struct nf_bridge_info *nf_bridge;
- unsigned int mtu_reserved;
+ struct nf_bridge_info *nf_bridge = nf_bridge_info_get(skb);
+ unsigned int mtu, mtu_reserved;
mtu_reserved = nf_bridge_mtu_reduction(skb);
+ mtu = skb->dev->mtu;
+
+ if (nf_bridge->frag_max_size && nf_bridge->frag_max_size < mtu)
+ mtu = nf_bridge->frag_max_size;
- if (skb_is_gso(skb) || skb->len + mtu_reserved <= skb->dev->mtu) {
+ if (skb_is_gso(skb) || skb->len + mtu_reserved <= mtu) {
nf_bridge_info_free(skb);
return br_dev_queue_push_xmit(net, sk, skb);
}
- nf_bridge = nf_bridge_info_get(skb);
-
/* This is wrong! We should preserve the original fragment
* boundaries by preserving frag_list rather than refragmenting.
*/
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 2288fca7756c5103fc4e8420ad61a2f9e633c097..61368186edea53841b1f00b37ddaa0d26461aee3 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -531,15 +531,6 @@ int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
int br_fdb_external_learn_del(struct net_bridge *br, struct net_bridge_port *p,
const unsigned char *addr, u16 vid);
-static inline bool br_hash_lock_held(struct net_bridge *br)
-{
-#ifdef CONFIG_LOCKDEP
- return lockdep_is_held(&br->hash_lock);
-#else
- return true;
-#endif
-}
-
/* br_forward.c */
enum br_pkt_type {
BR_PKT_UNICAST,
diff --git a/net/core/netclassid_cgroup.c b/net/core/netclassid_cgroup.c
index 6ae56037bb1336d9cb6b6fc36043a203f3978202..029a61ac6cdd8a0b4dd54d2be3c5bdf047a82cb0 100644
--- a/net/core/netclassid_cgroup.c
+++ b/net/core/netclassid_cgroup.c
@@ -71,27 +71,17 @@ static int update_classid_sock(const void *v, struct file *file, unsigned n)
return 0;
}
-static void update_classid(struct cgroup_subsys_state *css, void *v)
+static void cgrp_attach(struct cgroup_taskset *tset)
{
- struct css_task_iter it;
+ struct cgroup_subsys_state *css;
struct task_struct *p;
- css_task_iter_start(css, &it);
- while ((p = css_task_iter_next(&it))) {
+ cgroup_taskset_for_each(p, css, tset) {
task_lock(p);
- iterate_fd(p->files, 0, update_classid_sock, v);
+ iterate_fd(p->files, 0, update_classid_sock,
+ (void *)(unsigned long)css_cls_state(css)->classid);
task_unlock(p);
}
- css_task_iter_end(&it);
-}
-
-static void cgrp_attach(struct cgroup_taskset *tset)
-{
- struct cgroup_subsys_state *css;
-
- cgroup_taskset_first(tset, &css);
- update_classid(css,
- (void *)(unsigned long)css_cls_state(css)->classid);
}
static u64 read_classid(struct cgroup_subsys_state *css, struct cftype *cft)
@@ -103,12 +93,22 @@ static int write_classid(struct cgroup_subsys_state *css, struct cftype *cft,
u64 value)
{
struct cgroup_cls_state *cs = css_cls_state(css);
+ struct css_task_iter it;
+ struct task_struct *p;
cgroup_sk_alloc_disable();
cs->classid = (u32)value;
- update_classid(css, (void *)(unsigned long)cs->classid);
+ css_task_iter_start(css, &it);
+ while ((p = css_task_iter_next(&it))) {
+ task_lock(p);
+ iterate_fd(p->files, 0, update_classid_sock,
+ (void *)(unsigned long)cs->classid);
+ task_unlock(p);
+ }
+ css_task_iter_end(&it);
+
return 0;
}
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index cd4ba8c6b6091651403cf74de8c60ccf69aa3e7b..9f781092fda9cb8cac22b0743b4bc7666a3bd91a 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -3694,6 +3694,15 @@ static void sock_rmem_free(struct sk_buff *skb)
atomic_sub(skb->truesize, &sk->sk_rmem_alloc);
}
+static void skb_set_err_queue(struct sk_buff *skb)
+{
+ /* pkt_type of skbs received on local sockets is never PACKET_OUTGOING.
+ * So, it is safe to (mis)use it to mark skbs on the error queue.
+ */
+ skb->pkt_type = PACKET_OUTGOING;
+ BUILD_BUG_ON(PACKET_OUTGOING == 0);
+}
+
/*
* Note: We dont mem charge error packets (no sk_forward_alloc changes)
*/
@@ -3707,6 +3716,7 @@ int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb)
skb->sk = sk;
skb->destructor = sock_rmem_free;
atomic_add(skb->truesize, &sk->sk_rmem_alloc);
+ skb_set_err_queue(skb);
/* before exiting rcu section, make sure dst is refcounted */
skb_dst_force(skb);
@@ -3783,16 +3793,20 @@ EXPORT_SYMBOL(skb_clone_sk);
static void __skb_complete_tx_timestamp(struct sk_buff *skb,
struct sock *sk,
- int tstype)
+ int tstype,
+ bool opt_stats)
{
struct sock_exterr_skb *serr;
int err;
+ BUILD_BUG_ON(sizeof(struct sock_exterr_skb) > sizeof(skb->cb));
+
serr = SKB_EXT_ERR(skb);
memset(serr, 0, sizeof(*serr));
serr->ee.ee_errno = ENOMSG;
serr->ee.ee_origin = SO_EE_ORIGIN_TIMESTAMPING;
serr->ee.ee_info = tstype;
+ serr->opt_stats = opt_stats;
if (sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID) {
serr->ee.ee_data = skb_shinfo(skb)->tskey;
if (sk->sk_protocol == IPPROTO_TCP &&
@@ -3833,7 +3847,7 @@ void skb_complete_tx_timestamp(struct sk_buff *skb,
*/
if (likely(atomic_inc_not_zero(&sk->sk_refcnt))) {
*skb_hwtstamps(skb) = *hwtstamps;
- __skb_complete_tx_timestamp(skb, sk, SCM_TSTAMP_SND);
+ __skb_complete_tx_timestamp(skb, sk, SCM_TSTAMP_SND, false);
sock_put(sk);
}
}
@@ -3844,7 +3858,7 @@ void __skb_tstamp_tx(struct sk_buff *orig_skb,
struct sock *sk, int tstype)
{
struct sk_buff *skb;
- bool tsonly;
+ bool tsonly, opt_stats = false;
if (!sk)
return;
@@ -3857,9 +3871,10 @@ void __skb_tstamp_tx(struct sk_buff *orig_skb,
#ifdef CONFIG_INET
if ((sk->sk_tsflags & SOF_TIMESTAMPING_OPT_STATS) &&
sk->sk_protocol == IPPROTO_TCP &&
- sk->sk_type == SOCK_STREAM)
+ sk->sk_type == SOCK_STREAM) {
skb = tcp_get_timestamping_opt_stats(sk);
- else
+ opt_stats = true;
+ } else
#endif
skb = alloc_skb(0, GFP_ATOMIC);
} else {
@@ -3878,7 +3893,7 @@ void __skb_tstamp_tx(struct sk_buff *orig_skb,
else
skb->tstamp = ktime_get_real();
- __skb_complete_tx_timestamp(skb, sk, tstype);
+ __skb_complete_tx_timestamp(skb, sk, tstype, opt_stats);
}
EXPORT_SYMBOL_GPL(__skb_tstamp_tx);
diff --git a/net/core/sock.c b/net/core/sock.c
index a96d5f7a5734a52dfd6a2df8490c7bd7f5f6599a..2c4f574168fbdcebc0cc82c0c8a36214992d6224 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1442,6 +1442,11 @@ static void __sk_destruct(struct rcu_head *head)
pr_debug("%s: optmem leakage (%d bytes) detected\n",
__func__, atomic_read(&sk->sk_omem_alloc));
+ if (sk->sk_frag.page) {
+ put_page(sk->sk_frag.page);
+ sk->sk_frag.page = NULL;
+ }
+
if (sk->sk_peer_cred)
put_cred(sk->sk_peer_cred);
put_pid(sk->sk_peer_pid);
@@ -1539,6 +1544,12 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority)
is_charged = sk_filter_charge(newsk, filter);
if (unlikely(!is_charged || xfrm_sk_clone_policy(newsk, sk))) {
+ /* We need to make sure that we don't uncharge the new
+ * socket if we couldn't charge it in the first place
+ * as otherwise we uncharge the parent's filter.
+ */
+ if (!is_charged)
+ RCU_INIT_POINTER(newsk->sk_filter, NULL);
sk_free_unlock_clone(newsk);
newsk = NULL;
goto out;
@@ -2787,11 +2798,6 @@ void sk_common_release(struct sock *sk)
sk_refcnt_debug_release(sk);
- if (sk->sk_frag.page) {
- put_page(sk->sk_frag.page);
- sk->sk_frag.page = NULL;
- }
-
sock_put(sk);
}
EXPORT_SYMBOL(sk_common_release);
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 42bfd08109dd78ab509493e8d2205d72845bb3eb..8f2133ffc2ff1b94871408a5f934cb938d3462b5 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -1083,7 +1083,8 @@ static void nl_fib_input(struct sk_buff *skb)
net = sock_net(skb->sk);
nlh = nlmsg_hdr(skb);
- if (skb->len < NLMSG_HDRLEN || skb->len < nlh->nlmsg_len ||
+ if (skb->len < nlmsg_total_size(sizeof(*frn)) ||
+ skb->len < nlh->nlmsg_len ||
nlmsg_len(nlh) < sizeof(*frn))
return;
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index bbe7f72db9c157ba2d6c5292637c2f58ad39a123..b3cdeec85f1f2c612c362590e828f50596a5c247 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -198,6 +198,7 @@ static void ip_expire(unsigned long arg)
qp = container_of((struct inet_frag_queue *) arg, struct ipq, q);
net = container_of(qp->q.net, struct net, ipv4.frags);
+ rcu_read_lock();
spin_lock(&qp->q.lock);
if (qp->q.flags & INET_FRAG_COMPLETE)
@@ -207,7 +208,7 @@ static void ip_expire(unsigned long arg)
__IP_INC_STATS(net, IPSTATS_MIB_REASMFAILS);
if (!inet_frag_evicting(&qp->q)) {
- struct sk_buff *head = qp->q.fragments;
+ struct sk_buff *clone, *head = qp->q.fragments;
const struct iphdr *iph;
int err;
@@ -216,32 +217,40 @@ static void ip_expire(unsigned long arg)
if (!(qp->q.flags & INET_FRAG_FIRST_IN) || !qp->q.fragments)
goto out;
- rcu_read_lock();
head->dev = dev_get_by_index_rcu(net, qp->iif);
if (!head->dev)
- goto out_rcu_unlock;
+ goto out;
+
/* skb has no dst, perform route lookup again */
iph = ip_hdr(head);
err = ip_route_input_noref(head, iph->daddr, iph->saddr,
iph->tos, head->dev);
if (err)
- goto out_rcu_unlock;
+ goto out;
/* Only an end host needs to send an ICMP
* "Fragment Reassembly Timeout" message, per RFC792.
*/
if (frag_expire_skip_icmp(qp->user) &&
(skb_rtable(head)->rt_type != RTN_LOCAL))
- goto out_rcu_unlock;
+ goto out;
+
+ clone = skb_clone(head, GFP_ATOMIC);
/* Send an ICMP "Fragment Reassembly Timeout" message. */
- icmp_send(head, ICMP_TIME_EXCEEDED, ICMP_EXC_FRAGTIME, 0);
-out_rcu_unlock:
- rcu_read_unlock();
+ if (clone) {
+ spin_unlock(&qp->q.lock);
+ icmp_send(clone, ICMP_TIME_EXCEEDED,
+ ICMP_EXC_FRAGTIME, 0);
+ consume_skb(clone);
+ goto out_rcu_unlock;
+ }
}
out:
spin_unlock(&qp->q.lock);
+out_rcu_unlock:
+ rcu_read_unlock();
ipq_put(qp);
}
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index bc1486f2c0643355ddac067cb79f075cafd788d1..2e14ed11a35cfc83db845e972521b2e8894f97c6 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -165,6 +165,10 @@ static unsigned int ipv4_conntrack_local(void *priv,
if (skb->len < sizeof(struct iphdr) ||
ip_hdrlen(skb) < sizeof(struct iphdr))
return NF_ACCEPT;
+
+ if (ip_is_fragment(ip_hdr(skb))) /* IP_NODEFRAG setsockopt set */
+ return NF_ACCEPT;
+
return nf_conntrack_in(state->net, PF_INET, state->hook, skb);
}
diff --git a/net/ipv4/netfilter/nf_nat_l3proto_ipv4.c b/net/ipv4/netfilter/nf_nat_l3proto_ipv4.c
index f8aad03d674b05008edb5b9883b3a26b2fa7461f..6f5e8d01b876933a68e5f6cf8b2a48f8c4e17262 100644
--- a/net/ipv4/netfilter/nf_nat_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_nat_l3proto_ipv4.c
@@ -255,11 +255,6 @@ nf_nat_ipv4_fn(void *priv, struct sk_buff *skb,
/* maniptype == SRC for postrouting. */
enum nf_nat_manip_type maniptype = HOOK2MANIP(state->hook);
- /* We never see fragments: conntrack defrags on pre-routing
- * and local-out, and nf_nat_out protects post-routing.
- */
- NF_CT_ASSERT(!ip_is_fragment(ip_hdr(skb)));
-
ct = nf_ct_get(skb, &ctinfo);
/* Can't track? It's not due to stress, or conntrack would
* have dropped it. Hence it's the user's responsibilty to
diff --git a/net/ipv4/netfilter/nft_masq_ipv4.c b/net/ipv4/netfilter/nft_masq_ipv4.c
index a0ea8aad1bf150bcb9e8e0aa2e6b45a5347599e4..f18677277119305aeea043d81deb4e6ee7d20b7c 100644
--- a/net/ipv4/netfilter/nft_masq_ipv4.c
+++ b/net/ipv4/netfilter/nft_masq_ipv4.c
@@ -26,10 +26,10 @@ static void nft_masq_ipv4_eval(const struct nft_expr *expr,
memset(&range, 0, sizeof(range));
range.flags = priv->flags;
if (priv->sreg_proto_min) {
- range.min_proto.all =
- *(__be16 *)®s->data[priv->sreg_proto_min];
- range.max_proto.all =
- *(__be16 *)®s->data[priv->sreg_proto_max];
+ range.min_proto.all = (__force __be16)nft_reg_load16(
+ ®s->data[priv->sreg_proto_min]);
+ range.max_proto.all = (__force __be16)nft_reg_load16(
+ ®s->data[priv->sreg_proto_max]);
}
regs->verdict.code = nf_nat_masquerade_ipv4(pkt->skb, nft_hook(pkt),
&range, nft_out(pkt));
diff --git a/net/ipv4/netfilter/nft_redir_ipv4.c b/net/ipv4/netfilter/nft_redir_ipv4.c
index 1650ed23c15dd00bb8e4bd741dc2d02d6cbf2c4e..5120be1d31185dd5c879419f8889d36ddb363591 100644
--- a/net/ipv4/netfilter/nft_redir_ipv4.c
+++ b/net/ipv4/netfilter/nft_redir_ipv4.c
@@ -26,10 +26,10 @@ static void nft_redir_ipv4_eval(const struct nft_expr *expr,
memset(&mr, 0, sizeof(mr));
if (priv->sreg_proto_min) {
- mr.range[0].min.all =
- *(__be16 *)®s->data[priv->sreg_proto_min];
- mr.range[0].max.all =
- *(__be16 *)®s->data[priv->sreg_proto_max];
+ mr.range[0].min.all = (__force __be16)nft_reg_load16(
+ ®s->data[priv->sreg_proto_min]);
+ mr.range[0].max.all = (__force __be16)nft_reg_load16(
+ ®s->data[priv->sreg_proto_max]);
mr.range[0].flags |= NF_NAT_RANGE_PROTO_SPECIFIED;
}
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index cf4555581282c608f920254078264e36e18584c6..1e319a525d51b0b603a5ccc5143381c752b9f2c7 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2770,7 +2770,7 @@ void tcp_get_info(struct sock *sk, struct tcp_info *info)
{
const struct tcp_sock *tp = tcp_sk(sk); /* iff sk_type == SOCK_STREAM */
const struct inet_connection_sock *icsk = inet_csk(sk);
- u32 now = tcp_time_stamp, intv;
+ u32 now, intv;
u64 rate64;
bool slow;
u32 rate;
@@ -2839,6 +2839,7 @@ void tcp_get_info(struct sock *sk, struct tcp_info *info)
info->tcpi_retrans = tp->retrans_out;
info->tcpi_fackets = tp->fackets_out;
+ now = tcp_time_stamp;
info->tcpi_last_data_sent = jiffies_to_msecs(now - tp->lsndtime);
info->tcpi_last_data_recv = jiffies_to_msecs(now - icsk->icsk_ack.lrcvtime);
info->tcpi_last_ack_recv = jiffies_to_msecs(now - tp->rcv_tstamp);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 39c393cc0fd3c17130cd5d8d8b37f31ad3aeafd9..c43119726a62e494063fd940001b483215d0fe26 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -5541,6 +5541,7 @@ void tcp_finish_connect(struct sock *sk, struct sk_buff *skb)
struct inet_connection_sock *icsk = inet_csk(sk);
tcp_set_state(sk, TCP_ESTABLISHED);
+ icsk->icsk_ack.lrcvtime = tcp_time_stamp;
if (skb) {
icsk->icsk_af_ops->sk_rx_dst_set(sk, skb);
@@ -5759,7 +5760,6 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
* to stand against the temptation 8) --ANK
*/
inet_csk_schedule_ack(sk);
- icsk->icsk_ack.lrcvtime = tcp_time_stamp;
tcp_enter_quickack_mode(sk);
inet_csk_reset_xmit_timer(sk, ICSK_TIME_DACK,
TCP_DELACK_MAX, TCP_RTO_MAX);
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 7e16243cdb58c830f869fe483730e86400e2eb00..65c0f3d13eca47c6394c09925decf54287d01b48 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -460,6 +460,7 @@ struct sock *tcp_create_openreq_child(const struct sock *sk,
newtp->mdev_us = jiffies_to_usecs(TCP_TIMEOUT_INIT);
minmax_reset(&newtp->rtt_min, tcp_time_stamp, ~0U);
newicsk->icsk_rto = TCP_TIMEOUT_INIT;
+ newicsk->icsk_ack.lrcvtime = tcp_time_stamp;
newtp->packets_out = 0;
newtp->retrans_out = 0;
diff --git a/net/ipv6/netfilter/nft_masq_ipv6.c b/net/ipv6/netfilter/nft_masq_ipv6.c
index 6c5b5b1830a74f52e2dbc4f4f2bb8127a0ba2efb..4146536e9c1517fc5e2e0ad066a8e87154446dda 100644
--- a/net/ipv6/netfilter/nft_masq_ipv6.c
+++ b/net/ipv6/netfilter/nft_masq_ipv6.c
@@ -27,10 +27,10 @@ static void nft_masq_ipv6_eval(const struct nft_expr *expr,
memset(&range, 0, sizeof(range));
range.flags = priv->flags;
if (priv->sreg_proto_min) {
- range.min_proto.all =
- *(__be16 *)®s->data[priv->sreg_proto_min];
- range.max_proto.all =
- *(__be16 *)®s->data[priv->sreg_proto_max];
+ range.min_proto.all = (__force __be16)nft_reg_load16(
+ ®s->data[priv->sreg_proto_min]);
+ range.max_proto.all = (__force __be16)nft_reg_load16(
+ ®s->data[priv->sreg_proto_max]);
}
regs->verdict.code = nf_nat_masquerade_ipv6(pkt->skb, &range,
nft_out(pkt));
diff --git a/net/ipv6/netfilter/nft_redir_ipv6.c b/net/ipv6/netfilter/nft_redir_ipv6.c
index f5ac080fc0849b0f65751458432cf4e693353c8a..a27e424f690d699fafc5f2a7135637f36fb66388 100644
--- a/net/ipv6/netfilter/nft_redir_ipv6.c
+++ b/net/ipv6/netfilter/nft_redir_ipv6.c
@@ -26,10 +26,10 @@ static void nft_redir_ipv6_eval(const struct nft_expr *expr,
memset(&range, 0, sizeof(range));
if (priv->sreg_proto_min) {
- range.min_proto.all =
- *(__be16 *)®s->data[priv->sreg_proto_min],
- range.max_proto.all =
- *(__be16 *)®s->data[priv->sreg_proto_max],
+ range.min_proto.all = (__force __be16)nft_reg_load16(
+ ®s->data[priv->sreg_proto_min]);
+ range.max_proto.all = (__force __be16)nft_reg_load16(
+ ®s->data[priv->sreg_proto_max]);
range.flags |= NF_NAT_RANGE_PROTO_SPECIFIED;
}
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 35c58b669ebdfd73db32035bf4d6ccfdd01bbaaf..9db1418993f2b8a5b4194895f243441033d4729a 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -3423,6 +3423,8 @@ static int rt6_fill_node(struct net *net,
}
else if (rt->rt6i_flags & RTF_LOCAL)
rtm->rtm_type = RTN_LOCAL;
+ else if (rt->rt6i_flags & RTF_ANYCAST)
+ rtm->rtm_type = RTN_ANYCAST;
else if (rt->dst.dev && (rt->dst.dev->flags & IFF_LOOPBACK))
rtm->rtm_type = RTN_LOCAL;
else
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 4e4c401e3bc69020deaa4af1c10633288faedf13..e28082f0a307eb68ac13987580d8d9f65358212f 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1035,6 +1035,7 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
ipc6.hlimit = -1;
ipc6.tclass = -1;
ipc6.dontfrag = -1;
+ sockc.tsflags = sk->sk_tsflags;
/* destination address check */
if (sin6) {
@@ -1159,7 +1160,6 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
fl6.flowi6_mark = sk->sk_mark;
fl6.flowi6_uid = sk->sk_uid;
- sockc.tsflags = sk->sk_tsflags;
if (msg->msg_controllen) {
opt = &opt_space;
diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c
index 33211f9a265608c378848c97b4be36a1cec9736d..6414079aa7297eee8fbd6320fb4392c6d8865e34 100644
--- a/net/mpls/af_mpls.c
+++ b/net/mpls/af_mpls.c
@@ -1269,6 +1269,8 @@ static void mpls_ifdown(struct net_device *dev, int event)
{
struct mpls_route __rcu **platform_label;
struct net *net = dev_net(dev);
+ unsigned int nh_flags = RTNH_F_DEAD | RTNH_F_LINKDOWN;
+ unsigned int alive;
unsigned index;
platform_label = rtnl_dereference(net->mpls.platform_label);
@@ -1278,9 +1280,11 @@ static void mpls_ifdown(struct net_device *dev, int event)
if (!rt)
continue;
+ alive = 0;
change_nexthops(rt) {
if (rtnl_dereference(nh->nh_dev) != dev)
- continue;
+ goto next;
+
switch (event) {
case NETDEV_DOWN:
case NETDEV_UNREGISTER:
@@ -1288,13 +1292,16 @@ static void mpls_ifdown(struct net_device *dev, int event)
/* fall through */
case NETDEV_CHANGE:
nh->nh_flags |= RTNH_F_LINKDOWN;
- if (event != NETDEV_UNREGISTER)
- ACCESS_ONCE(rt->rt_nhn_alive) = rt->rt_nhn_alive - 1;
break;
}
if (event == NETDEV_UNREGISTER)
RCU_INIT_POINTER(nh->nh_dev, NULL);
+next:
+ if (!(nh->nh_flags & nh_flags))
+ alive++;
} endfor_nexthops(rt);
+
+ WRITE_ONCE(rt->rt_nhn_alive, alive);
}
}
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 071b97fcbefb083ded417e06e739a4622b237fe8..ffb78e5f7b70912a2bba608a7f32f0a2bc486adc 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -181,7 +181,11 @@ EXPORT_SYMBOL_GPL(nf_conntrack_htable_size);
unsigned int nf_conntrack_max __read_mostly;
seqcount_t nf_conntrack_generation __read_mostly;
-DEFINE_PER_CPU(struct nf_conn, nf_conntrack_untracked);
+/* nf_conn must be 8 bytes aligned, as the 3 LSB bits are used
+ * for the nfctinfo. We cheat by (ab)using the PER CPU cache line
+ * alignment to enforce this.
+ */
+DEFINE_PER_CPU_ALIGNED(struct nf_conn, nf_conntrack_untracked);
EXPORT_PER_CPU_SYMBOL(nf_conntrack_untracked);
static unsigned int nf_conntrack_hash_rnd __read_mostly;
diff --git a/net/netfilter/nf_nat_proto_sctp.c b/net/netfilter/nf_nat_proto_sctp.c
index 31d358691af0963c664c742d180e79c664590005..804e8a0ab36ef56b120ea89be1994b39eca5bc36 100644
--- a/net/netfilter/nf_nat_proto_sctp.c
+++ b/net/netfilter/nf_nat_proto_sctp.c
@@ -33,8 +33,16 @@ sctp_manip_pkt(struct sk_buff *skb,
enum nf_nat_manip_type maniptype)
{
sctp_sctphdr_t *hdr;
+ int hdrsize = 8;
- if (!skb_make_writable(skb, hdroff + sizeof(*hdr)))
+ /* This could be an inner header returned in imcp packet; in such
+ * cases we cannot update the checksum field since it is outside
+ * of the 8 bytes of transport layer headers we are guaranteed.
+ */
+ if (skb->len >= hdroff + sizeof(*hdr))
+ hdrsize = sizeof(*hdr);
+
+ if (!skb_make_writable(skb, hdroff + hdrsize))
return false;
hdr = (struct sctphdr *)(skb->data + hdroff);
@@ -47,6 +55,9 @@ sctp_manip_pkt(struct sk_buff *skb,
hdr->dest = tuple->dst.u.sctp.port;
}
+ if (hdrsize < sizeof(*hdr))
+ return true;
+
if (skb->ip_summed != CHECKSUM_PARTIAL) {
hdr->checksum = sctp_compute_cksum(skb, hdroff);
skb->ip_summed = CHECKSUM_NONE;
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 5e0ccfd5bb37d1cbebb7e03b0998b7c24cca024d..434c739dfecaa8727dc193f8ad86e18133932660 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -3145,7 +3145,6 @@ int nf_tables_bind_set(const struct nft_ctx *ctx, struct nft_set *set,
iter.count = 0;
iter.err = 0;
iter.fn = nf_tables_bind_check_setelem;
- iter.flush = false;
set->ops->walk(ctx, set, &iter);
if (iter.err < 0)
@@ -3399,7 +3398,6 @@ static int nf_tables_dump_set(struct sk_buff *skb, struct netlink_callback *cb)
args.iter.count = 0;
args.iter.err = 0;
args.iter.fn = nf_tables_dump_setelem;
- args.iter.flush = false;
set->ops->walk(&ctx, set, &args.iter);
nla_nest_end(skb, nest);
@@ -3963,7 +3961,6 @@ static int nf_tables_delsetelem(struct net *net, struct sock *nlsk,
struct nft_set_iter iter = {
.genmask = genmask,
.fn = nft_flush_set,
- .flush = true,
};
set->ops->walk(&ctx, set, &iter);
@@ -5114,7 +5111,6 @@ static int nf_tables_check_loops(const struct nft_ctx *ctx,
iter.count = 0;
iter.err = 0;
iter.fn = nf_tables_loop_check_setelem;
- iter.flush = false;
set->ops->walk(ctx, set, &iter);
if (iter.err < 0)
diff --git a/net/netfilter/nft_ct.c b/net/netfilter/nft_ct.c
index bf548a7a71ec9b49cf308af041811d2eb5f33c8c..0264258c46feb5071a8eebcf9299b4b717fd0a32 100644
--- a/net/netfilter/nft_ct.c
+++ b/net/netfilter/nft_ct.c
@@ -83,7 +83,7 @@ static void nft_ct_get_eval(const struct nft_expr *expr,
switch (priv->key) {
case NFT_CT_DIRECTION:
- *dest = CTINFO2DIR(ctinfo);
+ nft_reg_store8(dest, CTINFO2DIR(ctinfo));
return;
case NFT_CT_STATUS:
*dest = ct->status;
@@ -151,20 +151,22 @@ static void nft_ct_get_eval(const struct nft_expr *expr,
return;
}
case NFT_CT_L3PROTOCOL:
- *dest = nf_ct_l3num(ct);
+ nft_reg_store8(dest, nf_ct_l3num(ct));
return;
case NFT_CT_PROTOCOL:
- *dest = nf_ct_protonum(ct);
+ nft_reg_store8(dest, nf_ct_protonum(ct));
return;
#ifdef CONFIG_NF_CONNTRACK_ZONES
case NFT_CT_ZONE: {
const struct nf_conntrack_zone *zone = nf_ct_zone(ct);
+ u16 zoneid;
if (priv->dir < IP_CT_DIR_MAX)
- *dest = nf_ct_zone_id(zone, priv->dir);
+ zoneid = nf_ct_zone_id(zone, priv->dir);
else
- *dest = zone->id;
+ zoneid = zone->id;
+ nft_reg_store16(dest, zoneid);
return;
}
#endif
@@ -183,10 +185,10 @@ static void nft_ct_get_eval(const struct nft_expr *expr,
nf_ct_l3num(ct) == NFPROTO_IPV4 ? 4 : 16);
return;
case NFT_CT_PROTO_SRC:
- *dest = (__force __u16)tuple->src.u.all;
+ nft_reg_store16(dest, (__force u16)tuple->src.u.all);
return;
case NFT_CT_PROTO_DST:
- *dest = (__force __u16)tuple->dst.u.all;
+ nft_reg_store16(dest, (__force u16)tuple->dst.u.all);
return;
default:
break;
@@ -205,7 +207,7 @@ static void nft_ct_set_zone_eval(const struct nft_expr *expr,
const struct nft_ct *priv = nft_expr_priv(expr);
struct sk_buff *skb = pkt->skb;
enum ip_conntrack_info ctinfo;
- u16 value = regs->data[priv->sreg];
+ u16 value = nft_reg_load16(®s->data[priv->sreg]);
struct nf_conn *ct;
ct = nf_ct_get(skb, &ctinfo);
@@ -542,7 +544,8 @@ static int nft_ct_set_init(const struct nft_ctx *ctx,
case IP_CT_DIR_REPLY:
break;
default:
- return -EINVAL;
+ err = -EINVAL;
+ goto err1;
}
}
diff --git a/net/netfilter/nft_meta.c b/net/netfilter/nft_meta.c
index e1f5ca9b423b5ffda43ec5519d4c8832ce695899..7b60e01f38ff9f2f9fa7d28f6f99b4f889d190d7 100644
--- a/net/netfilter/nft_meta.c
+++ b/net/netfilter/nft_meta.c
@@ -45,16 +45,15 @@ void nft_meta_get_eval(const struct nft_expr *expr,
*dest = skb->len;
break;
case NFT_META_PROTOCOL:
- *dest = 0;
- *(__be16 *)dest = skb->protocol;
+ nft_reg_store16(dest, (__force u16)skb->protocol);
break;
case NFT_META_NFPROTO:
- *dest = nft_pf(pkt);
+ nft_reg_store8(dest, nft_pf(pkt));
break;
case NFT_META_L4PROTO:
if (!pkt->tprot_set)
goto err;
- *dest = pkt->tprot;
+ nft_reg_store8(dest, pkt->tprot);
break;
case NFT_META_PRIORITY:
*dest = skb->priority;
@@ -85,14 +84,12 @@ void nft_meta_get_eval(const struct nft_expr *expr,
case NFT_META_IIFTYPE:
if (in == NULL)
goto err;
- *dest = 0;
- *(u16 *)dest = in->type;
+ nft_reg_store16(dest, in->type);
break;
case NFT_META_OIFTYPE:
if (out == NULL)
goto err;
- *dest = 0;
- *(u16 *)dest = out->type;
+ nft_reg_store16(dest, out->type);
break;
case NFT_META_SKUID:
sk = skb_to_full_sk(skb);
@@ -142,19 +139,19 @@ void nft_meta_get_eval(const struct nft_expr *expr,
#endif
case NFT_META_PKTTYPE:
if (skb->pkt_type != PACKET_LOOPBACK) {
- *dest = skb->pkt_type;
+ nft_reg_store8(dest, skb->pkt_type);
break;
}
switch (nft_pf(pkt)) {
case NFPROTO_IPV4:
if (ipv4_is_multicast(ip_hdr(skb)->daddr))
- *dest = PACKET_MULTICAST;
+ nft_reg_store8(dest, PACKET_MULTICAST);
else
- *dest = PACKET_BROADCAST;
+ nft_reg_store8(dest, PACKET_BROADCAST);
break;
case NFPROTO_IPV6:
- *dest = PACKET_MULTICAST;
+ nft_reg_store8(dest, PACKET_MULTICAST);
break;
case NFPROTO_NETDEV:
switch (skb->protocol) {
@@ -168,14 +165,14 @@ void nft_meta_get_eval(const struct nft_expr *expr,
goto err;
if (ipv4_is_multicast(iph->daddr))
- *dest = PACKET_MULTICAST;
+ nft_reg_store8(dest, PACKET_MULTICAST);
else
- *dest = PACKET_BROADCAST;
+ nft_reg_store8(dest, PACKET_BROADCAST);
break;
}
case htons(ETH_P_IPV6):
- *dest = PACKET_MULTICAST;
+ nft_reg_store8(dest, PACKET_MULTICAST);
break;
default:
WARN_ON_ONCE(1);
@@ -230,7 +227,9 @@ void nft_meta_set_eval(const struct nft_expr *expr,
{
const struct nft_meta *meta = nft_expr_priv(expr);
struct sk_buff *skb = pkt->skb;
- u32 value = regs->data[meta->sreg];
+ u32 *sreg = ®s->data[meta->sreg];
+ u32 value = *sreg;
+ u8 pkt_type;
switch (meta->key) {
case NFT_META_MARK:
@@ -240,9 +239,12 @@ void nft_meta_set_eval(const struct nft_expr *expr,
skb->priority = value;
break;
case NFT_META_PKTTYPE:
- if (skb->pkt_type != value &&
- skb_pkt_type_ok(value) && skb_pkt_type_ok(skb->pkt_type))
- skb->pkt_type = value;
+ pkt_type = nft_reg_load8(sreg);
+
+ if (skb->pkt_type != pkt_type &&
+ skb_pkt_type_ok(pkt_type) &&
+ skb_pkt_type_ok(skb->pkt_type))
+ skb->pkt_type = pkt_type;
break;
case NFT_META_NFTRACE:
skb->nf_trace = !!value;
diff --git a/net/netfilter/nft_nat.c b/net/netfilter/nft_nat.c
index 19a7bf3236f968725a29e827012af301781802df..439e0bd152a004c98664a19ae6c920458fa6160a 100644
--- a/net/netfilter/nft_nat.c
+++ b/net/netfilter/nft_nat.c
@@ -65,10 +65,10 @@ static void nft_nat_eval(const struct nft_expr *expr,
}
if (priv->sreg_proto_min) {
- range.min_proto.all =
- *(__be16 *)®s->data[priv->sreg_proto_min];
- range.max_proto.all =
- *(__be16 *)®s->data[priv->sreg_proto_max];
+ range.min_proto.all = (__force __be16)nft_reg_load16(
+ ®s->data[priv->sreg_proto_min]);
+ range.max_proto.all = (__force __be16)nft_reg_load16(
+ ®s->data[priv->sreg_proto_max]);
range.flags |= NF_NAT_RANGE_PROTO_SPECIFIED;
}
diff --git a/net/netfilter/nft_set_bitmap.c b/net/netfilter/nft_set_bitmap.c
index 152d226552c174929fd8973f023eaac888e4b0a9..8ebbc2940f4c593d393c65bd5674d90feb585d98 100644
--- a/net/netfilter/nft_set_bitmap.c
+++ b/net/netfilter/nft_set_bitmap.c
@@ -15,6 +15,11 @@
#include <linux/netfilter/nf_tables.h>
#include <net/netfilter/nf_tables.h>
+struct nft_bitmap_elem {
+ struct list_head head;
+ struct nft_set_ext ext;
+};
+
/* This bitmap uses two bits to represent one element. These two bits determine
* the element state in the current and the future generation.
*
@@ -41,13 +46,22 @@
* restore its previous state.
*/
struct nft_bitmap {
- u16 bitmap_size;
- u8 bitmap[];
+ struct list_head list;
+ u16 bitmap_size;
+ u8 bitmap[];
};
-static inline void nft_bitmap_location(u32 key, u32 *idx, u32 *off)
+static inline void nft_bitmap_location(const struct nft_set *set,
+ const void *key,
+ u32 *idx, u32 *off)
{
- u32 k = (key << 1);
+ u32 k;
+
+ if (set->klen == 2)
+ k = *(u16 *)key;
+ else
+ k = *(u8 *)key;
+ k <<= 1;
*idx = k / BITS_PER_BYTE;
*off = k % BITS_PER_BYTE;
@@ -69,26 +83,48 @@ static bool nft_bitmap_lookup(const struct net *net, const struct nft_set *set,
u8 genmask = nft_genmask_cur(net);
u32 idx, off;
- nft_bitmap_location(*key, &idx, &off);
+ nft_bitmap_location(set, key, &idx, &off);
return nft_bitmap_active(priv->bitmap, idx, off, genmask);
}
+static struct nft_bitmap_elem *
+nft_bitmap_elem_find(const struct nft_set *set, struct nft_bitmap_elem *this,
+ u8 genmask)
+{
+ const struct nft_bitmap *priv = nft_set_priv(set);
+ struct nft_bitmap_elem *be;
+
+ list_for_each_entry_rcu(be, &priv->list, head) {
+ if (memcmp(nft_set_ext_key(&be->ext),
+ nft_set_ext_key(&this->ext), set->klen) ||
+ !nft_set_elem_active(&be->ext, genmask))
+ continue;
+
+ return be;
+ }
+ return NULL;
+}
+
static int nft_bitmap_insert(const struct net *net, const struct nft_set *set,
const struct nft_set_elem *elem,
- struct nft_set_ext **_ext)
+ struct nft_set_ext **ext)
{
struct nft_bitmap *priv = nft_set_priv(set);
- struct nft_set_ext *ext = elem->priv;
+ struct nft_bitmap_elem *new = elem->priv, *be;
u8 genmask = nft_genmask_next(net);
u32 idx, off;
- nft_bitmap_location(nft_set_ext_key(ext)->data[0], &idx, &off);
- if (nft_bitmap_active(priv->bitmap, idx, off, genmask))
+ be = nft_bitmap_elem_find(set, new, genmask);
+ if (be) {
+ *ext = &be->ext;
return -EEXIST;
+ }
+ nft_bitmap_location(set, nft_set_ext_key(&new->ext), &idx, &off);
/* Enter 01 state. */
priv->bitmap[idx] |= (genmask << off);
+ list_add_tail_rcu(&new->head, &priv->list);
return 0;
}
@@ -98,13 +134,14 @@ static void nft_bitmap_remove(const struct net *net,
const struct nft_set_elem *elem)
{
struct nft_bitmap *priv = nft_set_priv(set);
- struct nft_set_ext *ext = elem->priv;
+ struct nft_bitmap_elem *be = elem->priv;
u8 genmask = nft_genmask_next(net);
u32 idx, off;
- nft_bitmap_location(nft_set_ext_key(ext)->data[0], &idx, &off);
+ nft_bitmap_location(set, nft_set_ext_key(&be->ext), &idx, &off);
/* Enter 00 state. */
priv->bitmap[idx] &= ~(genmask << off);
+ list_del_rcu(&be->head);
}
static void nft_bitmap_activate(const struct net *net,
@@ -112,74 +149,52 @@ static void nft_bitmap_activate(const struct net *net,
const struct nft_set_elem *elem)
{
struct nft_bitmap *priv = nft_set_priv(set);
- struct nft_set_ext *ext = elem->priv;
+ struct nft_bitmap_elem *be = elem->priv;
u8 genmask = nft_genmask_next(net);
u32 idx, off;
- nft_bitmap_location(nft_set_ext_key(ext)->data[0], &idx, &off);
+ nft_bitmap_location(set, nft_set_ext_key(&be->ext), &idx, &off);
/* Enter 11 state. */
priv->bitmap[idx] |= (genmask << off);
+ nft_set_elem_change_active(net, set, &be->ext);
}
static bool nft_bitmap_flush(const struct net *net,
- const struct nft_set *set, void *ext)
+ const struct nft_set *set, void *_be)
{
struct nft_bitmap *priv = nft_set_priv(set);
u8 genmask = nft_genmask_next(net);
+ struct nft_bitmap_elem *be = _be;
u32 idx, off;
- nft_bitmap_location(nft_set_ext_key(ext)->data[0], &idx, &off);
+ nft_bitmap_location(set, nft_set_ext_key(&be->ext), &idx, &off);
/* Enter 10 state, similar to deactivation. */
priv->bitmap[idx] &= ~(genmask << off);
+ nft_set_elem_change_active(net, set, &be->ext);
return true;
}
-static struct nft_set_ext *nft_bitmap_ext_alloc(const struct nft_set *set,
- const struct nft_set_elem *elem)
-{
- struct nft_set_ext_tmpl tmpl;
- struct nft_set_ext *ext;
-
- nft_set_ext_prepare(&tmpl);
- nft_set_ext_add_length(&tmpl, NFT_SET_EXT_KEY, set->klen);
-
- ext = kzalloc(tmpl.len, GFP_KERNEL);
- if (!ext)
- return NULL;
-
- nft_set_ext_init(ext, &tmpl);
- memcpy(nft_set_ext_key(ext), elem->key.val.data, set->klen);
-
- return ext;
-}
-
static void *nft_bitmap_deactivate(const struct net *net,
const struct nft_set *set,
const struct nft_set_elem *elem)
{
struct nft_bitmap *priv = nft_set_priv(set);
+ struct nft_bitmap_elem *this = elem->priv, *be;
u8 genmask = nft_genmask_next(net);
- struct nft_set_ext *ext;
- u32 idx, off, key = 0;
-
- memcpy(&key, elem->key.val.data, set->klen);
- nft_bitmap_location(key, &idx, &off);
+ u32 idx, off;
- if (!nft_bitmap_active(priv->bitmap, idx, off, genmask))
- return NULL;
+ nft_bitmap_location(set, elem->key.val.data, &idx, &off);
- /* We have no real set extension since this is a bitmap, allocate this
- * dummy object that is released from the commit/abort path.
- */
- ext = nft_bitmap_ext_alloc(set, elem);
- if (!ext)
+ be = nft_bitmap_elem_find(set, this, genmask);
+ if (!be)
return NULL;
/* Enter 10 state. */
priv->bitmap[idx] &= ~(genmask << off);
+ nft_set_elem_change_active(net, set, &be->ext);
- return ext;
+ return be;
}
static void nft_bitmap_walk(const struct nft_ctx *ctx,
@@ -187,47 +202,23 @@ static void nft_bitmap_walk(const struct nft_ctx *ctx,
struct nft_set_iter *iter)
{
const struct nft_bitmap *priv = nft_set_priv(set);
- struct nft_set_ext_tmpl tmpl;
+ struct nft_bitmap_elem *be;
struct nft_set_elem elem;
- struct nft_set_ext *ext;
- int idx, off;
- u16 key;
-
- nft_set_ext_prepare(&tmpl);
- nft_set_ext_add_length(&tmpl, NFT_SET_EXT_KEY, set->klen);
-
- for (idx = 0; idx < priv->bitmap_size; idx++) {
- for (off = 0; off < BITS_PER_BYTE; off += 2) {
- if (iter->count < iter->skip)
- goto cont;
-
- if (!nft_bitmap_active(priv->bitmap, idx, off,
- iter->genmask))
- goto cont;
-
- ext = kzalloc(tmpl.len, GFP_KERNEL);
- if (!ext) {
- iter->err = -ENOMEM;
- return;
- }
- nft_set_ext_init(ext, &tmpl);
- key = ((idx * BITS_PER_BYTE) + off) >> 1;
- memcpy(nft_set_ext_key(ext), &key, set->klen);
-
- elem.priv = ext;
- iter->err = iter->fn(ctx, set, iter, &elem);
-
- /* On set flush, this dummy extension object is released
- * from the commit/abort path.
- */
- if (!iter->flush)
- kfree(ext);
-
- if (iter->err < 0)
- return;
+
+ list_for_each_entry_rcu(be, &priv->list, head) {
+ if (iter->count < iter->skip)
+ goto cont;
+ if (!nft_set_elem_active(&be->ext, iter->genmask))
+ goto cont;
+
+ elem.priv = be;
+
+ iter->err = iter->fn(ctx, set, iter, &elem);
+
+ if (iter->err < 0)
+ return;
cont:
- iter->count++;
- }
+ iter->count++;
}
}
@@ -258,6 +249,7 @@ static int nft_bitmap_init(const struct nft_set *set,
{
struct nft_bitmap *priv = nft_set_priv(set);
+ INIT_LIST_HEAD(&priv->list);
priv->bitmap_size = nft_bitmap_size(set->klen);
return 0;
@@ -283,6 +275,7 @@ static bool nft_bitmap_estimate(const struct nft_set_desc *desc, u32 features,
static struct nft_set_ops nft_bitmap_ops __read_mostly = {
.privsize = nft_bitmap_privsize,
+ .elemsize = offsetof(struct nft_bitmap_elem, ext),
.estimate = nft_bitmap_estimate,
.init = nft_bitmap_init,
.destroy = nft_bitmap_destroy,
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 7b73c7c161a9680b8691a712c31073b7789620f7..596eaff66649e5955d6c0f349f062b6d8360dc2d 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -96,6 +96,44 @@ EXPORT_SYMBOL_GPL(nl_table);
static DECLARE_WAIT_QUEUE_HEAD(nl_table_wait);
+static struct lock_class_key nlk_cb_mutex_keys[MAX_LINKS];
+
+static const char *const nlk_cb_mutex_key_strings[MAX_LINKS + 1] = {
+ "nlk_cb_mutex-ROUTE",
+ "nlk_cb_mutex-1",
+ "nlk_cb_mutex-USERSOCK",
+ "nlk_cb_mutex-FIREWALL",
+ "nlk_cb_mutex-SOCK_DIAG",
+ "nlk_cb_mutex-NFLOG",
+ "nlk_cb_mutex-XFRM",
+ "nlk_cb_mutex-SELINUX",
+ "nlk_cb_mutex-ISCSI",
+ "nlk_cb_mutex-AUDIT",
+ "nlk_cb_mutex-FIB_LOOKUP",
+ "nlk_cb_mutex-CONNECTOR",
+ "nlk_cb_mutex-NETFILTER",
+ "nlk_cb_mutex-IP6_FW",
+ "nlk_cb_mutex-DNRTMSG",
+ "nlk_cb_mutex-KOBJECT_UEVENT",
+ "nlk_cb_mutex-GENERIC",
+ "nlk_cb_mutex-17",
+ "nlk_cb_mutex-SCSITRANSPORT",
+ "nlk_cb_mutex-ECRYPTFS",
+ "nlk_cb_mutex-RDMA",
+ "nlk_cb_mutex-CRYPTO",
+ "nlk_cb_mutex-SMC",
+ "nlk_cb_mutex-23",
+ "nlk_cb_mutex-24",
+ "nlk_cb_mutex-25",
+ "nlk_cb_mutex-26",
+ "nlk_cb_mutex-27",
+ "nlk_cb_mutex-28",
+ "nlk_cb_mutex-29",
+ "nlk_cb_mutex-30",
+ "nlk_cb_mutex-31",
+ "nlk_cb_mutex-MAX_LINKS"
+};
+
static int netlink_dump(struct sock *sk);
static void netlink_skb_destructor(struct sk_buff *skb);
@@ -585,6 +623,9 @@ static int __netlink_create(struct net *net, struct socket *sock,
} else {
nlk->cb_mutex = &nlk->cb_def_mutex;
mutex_init(nlk->cb_mutex);
+ lockdep_set_class_and_name(nlk->cb_mutex,
+ nlk_cb_mutex_keys + protocol,
+ nlk_cb_mutex_key_strings[protocol]);
}
init_waitqueue_head(&nlk->wait);
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index fb6e10fdb2174320c96608aea63d3c484d3625a0..92e0981f74040d7029b65863167b459322612024 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -783,8 +783,10 @@ static int ctrl_dumpfamily(struct sk_buff *skb, struct netlink_callback *cb)
if (ctrl_fill_info(rt, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
- skb, CTRL_CMD_NEWFAMILY) < 0)
+ skb, CTRL_CMD_NEWFAMILY) < 0) {
+ n--;
break;
+ }
}
cb->args[0] = n;
diff --git a/net/openvswitch/flow_netlink.c b/net/openvswitch/flow_netlink.c
index 6f5fa50f716d066333b30edde43e5165b9fe94be..1105a838bab83f9fe647423060d08e4a415bab61 100644
--- a/net/openvswitch/flow_netlink.c
+++ b/net/openvswitch/flow_netlink.c
@@ -604,7 +604,7 @@ static int ip_tun_from_nlattr(const struct nlattr *attr,
ipv4 = true;
break;
case OVS_TUNNEL_KEY_ATTR_IPV6_SRC:
- SW_FLOW_KEY_PUT(match, tun_key.u.ipv6.dst,
+ SW_FLOW_KEY_PUT(match, tun_key.u.ipv6.src,
nla_get_in6_addr(a), is_mask);
ipv6 = true;
break;
@@ -665,6 +665,8 @@ static int ip_tun_from_nlattr(const struct nlattr *attr,
tun_flags |= TUNNEL_VXLAN_OPT;
opts_type = type;
break;
+ case OVS_TUNNEL_KEY_ATTR_PAD:
+ break;
default:
OVS_NLERR(log, "Unknown IP tunnel attribute %d",
type);
diff --git a/net/rxrpc/conn_event.c b/net/rxrpc/conn_event.c
index 3f9d8d7ec6323a95de3e08d01098abdfcf33ff4f..b099b64366f356c27dea0a4dd215cc1034e61b55 100644
--- a/net/rxrpc/conn_event.c
+++ b/net/rxrpc/conn_event.c
@@ -275,6 +275,10 @@ static int rxrpc_process_event(struct rxrpc_connection *conn,
rxrpc_conn_retransmit_call(conn, skb);
return 0;
+ case RXRPC_PACKET_TYPE_BUSY:
+ /* Just ignore BUSY packets for now. */
+ return 0;
+
case RXRPC_PACKET_TYPE_ABORT:
if (skb_copy_bits(skb, sizeof(struct rxrpc_wire_header),
&wtmp, sizeof(wtmp)) < 0)
diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index 802ac7c2e5e87eed1341ba4c09d3e5d70bc75876..5334e309f17f0ef4416dddcdc9278c14ecb5585d 100644
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -201,9 +201,13 @@ static int dsmark_enqueue(struct sk_buff *skb, struct Qdisc *sch,
pr_debug("%s(skb %p,sch %p,[qdisc %p])\n", __func__, skb, sch, p);
if (p->set_tc_index) {
+ int wlen = skb_network_offset(skb);
+
switch (tc_skb_protocol(skb)) {
case htons(ETH_P_IP):
- if (skb_cow_head(skb, sizeof(struct iphdr)))
+ wlen += sizeof(struct iphdr);
+ if (!pskb_may_pull(skb, wlen) ||
+ skb_try_make_writable(skb, wlen))
goto drop;
skb->tc_index = ipv4_get_dsfield(ip_hdr(skb))
@@ -211,7 +215,9 @@ static int dsmark_enqueue(struct sk_buff *skb, struct Qdisc *sch,
break;
case htons(ETH_P_IPV6):
- if (skb_cow_head(skb, sizeof(struct ipv6hdr)))
+ wlen += sizeof(struct ipv6hdr);
+ if (!pskb_may_pull(skb, wlen) ||
+ skb_try_make_writable(skb, wlen))
goto drop;
skb->tc_index = ipv6_get_dsfield(ipv6_hdr(skb))
diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index 2a6835b4562b61cff52425a530524f1c48bc7919..0439a1a6836784fd5096d85a4217980cb5c49690 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -71,9 +71,8 @@ static struct sctp_association *sctp_association_init(struct sctp_association *a
{
struct net *net = sock_net(sk);
struct sctp_sock *sp;
- int i;
sctp_paramhdr_t *p;
- int err;
+ int i;
/* Retrieve the SCTP per socket area. */
sp = sctp_sk((struct sock *)sk);
@@ -264,8 +263,7 @@ static struct sctp_association *sctp_association_init(struct sctp_association *a
/* AUTH related initializations */
INIT_LIST_HEAD(&asoc->endpoint_shared_keys);
- err = sctp_auth_asoc_copy_shkeys(ep, asoc, gfp);
- if (err)
+ if (sctp_auth_asoc_copy_shkeys(ep, asoc, gfp))
goto fail_init;
asoc->active_key_id = ep->active_key_id;
diff --git a/net/sctp/output.c b/net/sctp/output.c
index 71ce6b945dcb54d831425bdb02e315a14dae69ef..1224421036b3e59c4dba1dd5d672923b55c7923c 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -546,7 +546,6 @@ int sctp_packet_transmit(struct sctp_packet *packet, gfp_t gfp)
struct sctp_association *asoc = tp->asoc;
struct sctp_chunk *chunk, *tmp;
int pkt_count, gso = 0;
- int confirm;
struct dst_entry *dst;
struct sk_buff *head;
struct sctphdr *sh;
@@ -625,13 +624,13 @@ int sctp_packet_transmit(struct sctp_packet *packet, gfp_t gfp)
asoc->peer.last_sent_to = tp;
}
head->ignore_df = packet->ipfragok;
- confirm = tp->dst_pending_confirm;
- if (confirm)
+ if (tp->dst_pending_confirm)
skb_set_dst_pending_confirm(head, 1);
/* neighbour should be confirmed on successful transmission or
* positive error
*/
- if (tp->af_specific->sctp_xmit(head, tp) >= 0 && confirm)
+ if (tp->af_specific->sctp_xmit(head, tp) >= 0 &&
+ tp->dst_pending_confirm)
tp->dst_pending_confirm = 0;
out:
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
index db352e5d61f8980dc461a162959643d872997217..025ccff670720bd38b9cc9bd995b87e134c9f931 100644
--- a/net/sctp/outqueue.c
+++ b/net/sctp/outqueue.c
@@ -382,17 +382,18 @@ static int sctp_prsctp_prune_sent(struct sctp_association *asoc,
}
static int sctp_prsctp_prune_unsent(struct sctp_association *asoc,
- struct sctp_sndrcvinfo *sinfo,
- struct list_head *queue, int msg_len)
+ struct sctp_sndrcvinfo *sinfo, int msg_len)
{
+ struct sctp_outq *q = &asoc->outqueue;
struct sctp_chunk *chk, *temp;
- list_for_each_entry_safe(chk, temp, queue, list) {
+ list_for_each_entry_safe(chk, temp, &q->out_chunk_list, list) {
if (!SCTP_PR_PRIO_ENABLED(chk->sinfo.sinfo_flags) ||
chk->sinfo.sinfo_timetolive <= sinfo->sinfo_timetolive)
continue;
list_del_init(&chk->list);
+ q->out_qlen -= chk->skb->len;
asoc->sent_cnt_removable--;
asoc->abandoned_unsent[SCTP_PR_INDEX(PRIO)]++;
@@ -431,9 +432,7 @@ void sctp_prsctp_prune(struct sctp_association *asoc,
return;
}
- sctp_prsctp_prune_unsent(asoc, sinfo,
- &asoc->outqueue.out_chunk_list,
- msg_len);
+ sctp_prsctp_prune_unsent(asoc, sinfo, msg_len);
}
/* Mark all the eligible packets on a transport for retransmission. */
diff --git a/net/socket.c b/net/socket.c
index e034fe4164beec7731c68ba2bc6920627741561b..985ef06792d6e54c69d296f3e15baf89be972f9c 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -652,6 +652,16 @@ int kernel_sendmsg(struct socket *sock, struct msghdr *msg,
}
EXPORT_SYMBOL(kernel_sendmsg);
+static bool skb_is_err_queue(const struct sk_buff *skb)
+{
+ /* pkt_type of skbs enqueued on the error queue are set to
+ * PACKET_OUTGOING in skb_set_err_queue(). This is only safe to do
+ * in recvmsg, since skbs received on a local socket will never
+ * have a pkt_type of PACKET_OUTGOING.
+ */
+ return skb->pkt_type == PACKET_OUTGOING;
+}
+
/*
* called from sock_recv_timestamp() if sock_flag(sk, SOCK_RCVTSTAMP)
*/
@@ -695,7 +705,8 @@ void __sock_recv_timestamp(struct msghdr *msg, struct sock *sk,
put_cmsg(msg, SOL_SOCKET,
SCM_TIMESTAMPING, sizeof(tss), &tss);
- if (skb->len && (sk->sk_tsflags & SOF_TIMESTAMPING_OPT_STATS))
+ if (skb_is_err_queue(skb) && skb->len &&
+ SKB_EXT_ERR(skb)->opt_stats)
put_cmsg(msg, SOL_SOCKET, SCM_TIMESTAMPING_OPT_STATS,
skb->len, skb->data);
}
diff --git a/net/tipc/subscr.c b/net/tipc/subscr.c
index 9d94e65d0894183b4af94ed24e84b94c0478b551..271cd66e4b3b66534d8686bec94132bc9737314e 100644
--- a/net/tipc/subscr.c
+++ b/net/tipc/subscr.c
@@ -141,6 +141,11 @@ void tipc_subscrp_report_overlap(struct tipc_subscription *sub, u32 found_lower,
static void tipc_subscrp_timeout(unsigned long data)
{
struct tipc_subscription *sub = (struct tipc_subscription *)data;
+ struct tipc_subscriber *subscriber = sub->subscriber;
+
+ spin_lock_bh(&subscriber->lock);
+ tipc_nametbl_unsubscribe(sub);
+ spin_unlock_bh(&subscriber->lock);
/* Notify subscriber of timeout */
tipc_subscrp_send_event(sub, sub->evt.s.seq.lower, sub->evt.s.seq.upper,
@@ -173,7 +178,6 @@ static void tipc_subscrp_kref_release(struct kref *kref)
struct tipc_subscriber *subscriber = sub->subscriber;
spin_lock_bh(&subscriber->lock);
- tipc_nametbl_unsubscribe(sub);
list_del(&sub->subscrp_list);
atomic_dec(&tn->subscription_count);
spin_unlock_bh(&subscriber->lock);
@@ -205,6 +209,7 @@ static void tipc_subscrb_subscrp_delete(struct tipc_subscriber *subscriber,
if (s && memcmp(s, &sub->evt.s, sizeof(struct tipc_subscr)))
continue;
+ tipc_nametbl_unsubscribe(sub);
tipc_subscrp_get(sub);
spin_unlock_bh(&subscriber->lock);
tipc_subscrp_delete(sub);
diff --git a/net/unix/garbage.c b/net/unix/garbage.c
index 6a0d48525fcf9a71f54bb43495b200b300f5341e..c36757e728442bb936c17f8a975b420f5f8a5972 100644
--- a/net/unix/garbage.c
+++ b/net/unix/garbage.c
@@ -146,6 +146,7 @@ void unix_notinflight(struct user_struct *user, struct file *fp)
if (s) {
struct unix_sock *u = unix_sk(s);
+ BUG_ON(!atomic_long_read(&u->inflight));
BUG_ON(list_empty(&u->link));
if (atomic_long_dec_and_test(&u->inflight))
@@ -341,6 +342,14 @@ void unix_gc(void)
}
list_del(&cursor);
+ /* Now gc_candidates contains only garbage. Restore original
+ * inflight counters for these as well, and remove the skbuffs
+ * which are creating the cycle(s).
+ */
+ skb_queue_head_init(&hitlist);
+ list_for_each_entry(u, &gc_candidates, link)
+ scan_children(&u->sk, inc_inflight, &hitlist);
+
/* not_cycle_list contains those sockets which do not make up a
* cycle. Restore these to the inflight list.
*/
@@ -350,14 +359,6 @@ void unix_gc(void)
list_move_tail(&u->link, &gc_inflight_list);
}
- /* Now gc_candidates contains only garbage. Restore original
- * inflight counters for these as well, and remove the skbuffs
- * which are creating the cycle(s).
- */
- skb_queue_head_init(&hitlist);
- list_for_each_entry(u, &gc_candidates, link)
- scan_children(&u->sk, inc_inflight, &hitlist);
-
spin_unlock(&unix_gc_lock);
/* Here we are. Hitlist is filled. Die. */
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index 9f770f33c10098fd3fcccfd9c739ab9a28a6b6f5..6f7f6757ceefb500551fafbf40c462835c4baf88 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -1102,10 +1102,19 @@ static const struct proto_ops vsock_dgram_ops = {
.sendpage = sock_no_sendpage,
};
+static int vsock_transport_cancel_pkt(struct vsock_sock *vsk)
+{
+ if (!transport->cancel_pkt)
+ return -EOPNOTSUPP;
+
+ return transport->cancel_pkt(vsk);
+}
+
static void vsock_connect_timeout(struct work_struct *work)
{
struct sock *sk;
struct vsock_sock *vsk;
+ int cancel = 0;
vsk = container_of(work, struct vsock_sock, dwork.work);
sk = sk_vsock(vsk);
@@ -1116,8 +1125,11 @@ static void vsock_connect_timeout(struct work_struct *work)
sk->sk_state = SS_UNCONNECTED;
sk->sk_err = ETIMEDOUT;
sk->sk_error_report(sk);
+ cancel = 1;
}
release_sock(sk);
+ if (cancel)
+ vsock_transport_cancel_pkt(vsk);
sock_put(sk);
}
@@ -1224,11 +1236,13 @@ static int vsock_stream_connect(struct socket *sock, struct sockaddr *addr,
err = sock_intr_errno(timeout);
sk->sk_state = SS_UNCONNECTED;
sock->state = SS_UNCONNECTED;
+ vsock_transport_cancel_pkt(vsk);
goto out_wait;
} else if (timeout == 0) {
err = -ETIMEDOUT;
sk->sk_state = SS_UNCONNECTED;
sock->state = SS_UNCONNECTED;
+ vsock_transport_cancel_pkt(vsk);
goto out_wait;
}
diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c
index 9d24c0e958b18e614e30b24c0fcfbbe2152941f3..68675a151f22b8b63c02b25a67b833d9a6046d84 100644
--- a/net/vmw_vsock/virtio_transport.c
+++ b/net/vmw_vsock/virtio_transport.c
@@ -213,6 +213,47 @@ virtio_transport_send_pkt(struct virtio_vsock_pkt *pkt)
return len;
}
+static int
+virtio_transport_cancel_pkt(struct vsock_sock *vsk)
+{
+ struct virtio_vsock *vsock;
+ struct virtio_vsock_pkt *pkt, *n;
+ int cnt = 0;
+ LIST_HEAD(freeme);
+
+ vsock = virtio_vsock_get();
+ if (!vsock) {
+ return -ENODEV;
+ }
+
+ spin_lock_bh(&vsock->send_pkt_list_lock);
+ list_for_each_entry_safe(pkt, n, &vsock->send_pkt_list, list) {
+ if (pkt->vsk != vsk)
+ continue;
+ list_move(&pkt->list, &freeme);
+ }
+ spin_unlock_bh(&vsock->send_pkt_list_lock);
+
+ list_for_each_entry_safe(pkt, n, &freeme, list) {
+ if (pkt->reply)
+ cnt++;
+ list_del(&pkt->list);
+ virtio_transport_free_pkt(pkt);
+ }
+
+ if (cnt) {
+ struct virtqueue *rx_vq = vsock->vqs[VSOCK_VQ_RX];
+ int new_cnt;
+
+ new_cnt = atomic_sub_return(cnt, &vsock->queued_replies);
+ if (new_cnt + cnt >= virtqueue_get_vring_size(rx_vq) &&
+ new_cnt < virtqueue_get_vring_size(rx_vq))
+ queue_work(virtio_vsock_workqueue, &vsock->rx_work);
+ }
+
+ return 0;
+}
+
static void virtio_vsock_rx_fill(struct virtio_vsock *vsock)
{
int buf_len = VIRTIO_VSOCK_DEFAULT_RX_BUF_SIZE;
@@ -462,6 +503,7 @@ static struct virtio_transport virtio_transport = {
.release = virtio_transport_release,
.connect = virtio_transport_connect,
.shutdown = virtio_transport_shutdown,
+ .cancel_pkt = virtio_transport_cancel_pkt,
.dgram_bind = virtio_transport_dgram_bind,
.dgram_dequeue = virtio_transport_dgram_dequeue,
diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c
index 8d592a45b59786746d186e12d0c362d07c30bdac..af087b44ceea2311e53060e2442b4af2024bb037 100644
--- a/net/vmw_vsock/virtio_transport_common.c
+++ b/net/vmw_vsock/virtio_transport_common.c
@@ -58,6 +58,7 @@ virtio_transport_alloc_pkt(struct virtio_vsock_pkt_info *info,
pkt->len = len;
pkt->hdr.len = cpu_to_le32(len);
pkt->reply = info->reply;
+ pkt->vsk = info->vsk;
if (info->msg && len > 0) {
pkt->buf = kmalloc(len, GFP_KERNEL);
@@ -180,6 +181,7 @@ static int virtio_transport_send_credit_update(struct vsock_sock *vsk,
struct virtio_vsock_pkt_info info = {
.op = VIRTIO_VSOCK_OP_CREDIT_UPDATE,
.type = type,
+ .vsk = vsk,
};
return virtio_transport_send_pkt_info(vsk, &info);
@@ -519,6 +521,7 @@ int virtio_transport_connect(struct vsock_sock *vsk)
struct virtio_vsock_pkt_info info = {
.op = VIRTIO_VSOCK_OP_REQUEST,
.type = VIRTIO_VSOCK_TYPE_STREAM,
+ .vsk = vsk,
};
return virtio_transport_send_pkt_info(vsk, &info);
@@ -534,6 +537,7 @@ int virtio_transport_shutdown(struct vsock_sock *vsk, int mode)
VIRTIO_VSOCK_SHUTDOWN_RCV : 0) |
(mode & SEND_SHUTDOWN ?
VIRTIO_VSOCK_SHUTDOWN_SEND : 0),
+ .vsk = vsk,
};
return virtio_transport_send_pkt_info(vsk, &info);
@@ -560,6 +564,7 @@ virtio_transport_stream_enqueue(struct vsock_sock *vsk,
.type = VIRTIO_VSOCK_TYPE_STREAM,
.msg = msg,
.pkt_len = len,
+ .vsk = vsk,
};
return virtio_transport_send_pkt_info(vsk, &info);
@@ -581,6 +586,7 @@ static int virtio_transport_reset(struct vsock_sock *vsk,
.op = VIRTIO_VSOCK_OP_RST,
.type = VIRTIO_VSOCK_TYPE_STREAM,
.reply = !!pkt,
+ .vsk = vsk,
};
/* Send RST only if the original pkt is not a RST pkt */
@@ -826,6 +832,7 @@ virtio_transport_send_response(struct vsock_sock *vsk,
.remote_cid = le64_to_cpu(pkt->hdr.src_cid),
.remote_port = le32_to_cpu(pkt->hdr.src_port),
.reply = true,
+ .vsk = vsk,
};
return virtio_transport_send_pkt_info(vsk, &info);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index d7f8be4e321a32eba3a615aa69a860c212511625..2312dc2ffdb98b37b2909274c57eed68935267d7 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -545,22 +545,18 @@ static int nl80211_prepare_wdev_dump(struct sk_buff *skb,
{
int err;
- rtnl_lock();
-
if (!cb->args[0]) {
err = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
genl_family_attrbuf(&nl80211_fam),
nl80211_fam.maxattr, nl80211_policy);
if (err)
- goto out_unlock;
+ return err;
*wdev = __cfg80211_wdev_from_attrs(
sock_net(skb->sk),
genl_family_attrbuf(&nl80211_fam));
- if (IS_ERR(*wdev)) {
- err = PTR_ERR(*wdev);
- goto out_unlock;
- }
+ if (IS_ERR(*wdev))
+ return PTR_ERR(*wdev);
*rdev = wiphy_to_rdev((*wdev)->wiphy);
/* 0 is the first index - add 1 to parse only once */
cb->args[0] = (*rdev)->wiphy_idx + 1;
@@ -570,10 +566,8 @@ static int nl80211_prepare_wdev_dump(struct sk_buff *skb,
struct wiphy *wiphy = wiphy_idx_to_wiphy(cb->args[0] - 1);
struct wireless_dev *tmp;
- if (!wiphy) {
- err = -ENODEV;
- goto out_unlock;
- }
+ if (!wiphy)
+ return -ENODEV;
*rdev = wiphy_to_rdev(wiphy);
*wdev = NULL;
@@ -584,21 +578,11 @@ static int nl80211_prepare_wdev_dump(struct sk_buff *skb,
}
}
- if (!*wdev) {
- err = -ENODEV;
- goto out_unlock;
- }
+ if (!*wdev)
+ return -ENODEV;
}
return 0;
- out_unlock:
- rtnl_unlock();
- return err;
-}
-
-static void nl80211_finish_wdev_dump(struct cfg80211_registered_device *rdev)
-{
- rtnl_unlock();
}
/* IE validation */
@@ -2608,17 +2592,17 @@ static int nl80211_dump_interface(struct sk_buff *skb, struct netlink_callback *
int filter_wiphy = -1;
struct cfg80211_registered_device *rdev;
struct wireless_dev *wdev;
+ int ret;
rtnl_lock();
if (!cb->args[2]) {
struct nl80211_dump_wiphy_state state = {
.filter_wiphy = -1,
};
- int ret;
ret = nl80211_dump_wiphy_parse(skb, cb, &state);
if (ret)
- return ret;
+ goto out_unlock;
filter_wiphy = state.filter_wiphy;
@@ -2663,12 +2647,14 @@ static int nl80211_dump_interface(struct sk_buff *skb, struct netlink_callback *
wp_idx++;
}
out:
- rtnl_unlock();
-
cb->args[0] = wp_idx;
cb->args[1] = if_idx;
- return skb->len;
+ ret = skb->len;
+ out_unlock:
+ rtnl_unlock();
+
+ return ret;
}
static int nl80211_get_interface(struct sk_buff *skb, struct genl_info *info)
@@ -4452,9 +4438,10 @@ static int nl80211_dump_station(struct sk_buff *skb,
int sta_idx = cb->args[2];
int err;
+ rtnl_lock();
err = nl80211_prepare_wdev_dump(skb, cb, &rdev, &wdev);
if (err)
- return err;
+ goto out_err;
if (!wdev->netdev) {
err = -EINVAL;
@@ -4489,7 +4476,7 @@ static int nl80211_dump_station(struct sk_buff *skb,
cb->args[2] = sta_idx;
err = skb->len;
out_err:
- nl80211_finish_wdev_dump(rdev);
+ rtnl_unlock();
return err;
}
@@ -5275,9 +5262,10 @@ static int nl80211_dump_mpath(struct sk_buff *skb,
int path_idx = cb->args[2];
int err;
+ rtnl_lock();
err = nl80211_prepare_wdev_dump(skb, cb, &rdev, &wdev);
if (err)
- return err;
+ goto out_err;
if (!rdev->ops->dump_mpath) {
err = -EOPNOTSUPP;
@@ -5310,7 +5298,7 @@ static int nl80211_dump_mpath(struct sk_buff *skb,
cb->args[2] = path_idx;
err = skb->len;
out_err:
- nl80211_finish_wdev_dump(rdev);
+ rtnl_unlock();
return err;
}
@@ -5470,9 +5458,10 @@ static int nl80211_dump_mpp(struct sk_buff *skb,
int path_idx = cb->args[2];
int err;
+ rtnl_lock();
err = nl80211_prepare_wdev_dump(skb, cb, &rdev, &wdev);
if (err)
- return err;
+ goto out_err;
if (!rdev->ops->dump_mpp) {
err = -EOPNOTSUPP;
@@ -5505,7 +5494,7 @@ static int nl80211_dump_mpp(struct sk_buff *skb,
cb->args[2] = path_idx;
err = skb->len;
out_err:
- nl80211_finish_wdev_dump(rdev);
+ rtnl_unlock();
return err;
}
@@ -7674,9 +7663,12 @@ static int nl80211_dump_scan(struct sk_buff *skb, struct netlink_callback *cb)
int start = cb->args[2], idx = 0;
int err;
+ rtnl_lock();
err = nl80211_prepare_wdev_dump(skb, cb, &rdev, &wdev);
- if (err)
+ if (err) {
+ rtnl_unlock();
return err;
+ }
wdev_lock(wdev);
spin_lock_bh(&rdev->bss_lock);
@@ -7699,7 +7691,7 @@ static int nl80211_dump_scan(struct sk_buff *skb, struct netlink_callback *cb)
wdev_unlock(wdev);
cb->args[2] = idx;
- nl80211_finish_wdev_dump(rdev);
+ rtnl_unlock();
return skb->len;
}
@@ -7784,9 +7776,10 @@ static int nl80211_dump_survey(struct sk_buff *skb, struct netlink_callback *cb)
int res;
bool radio_stats;
+ rtnl_lock();
res = nl80211_prepare_wdev_dump(skb, cb, &rdev, &wdev);
if (res)
- return res;
+ goto out_err;
/* prepare_wdev_dump parsed the attributes */
radio_stats = attrbuf[NL80211_ATTR_SURVEY_RADIO_STATS];
@@ -7827,7 +7820,7 @@ static int nl80211_dump_survey(struct sk_buff *skb, struct netlink_callback *cb)
cb->args[2] = survey_idx;
res = skb->len;
out_err:
- nl80211_finish_wdev_dump(rdev);
+ rtnl_unlock();
return res;
}
@@ -11508,17 +11501,13 @@ static int nl80211_prepare_vendor_dump(struct sk_buff *skb,
void *data = NULL;
unsigned int data_len = 0;
- rtnl_lock();
-
if (cb->args[0]) {
/* subtract the 1 again here */
struct wiphy *wiphy = wiphy_idx_to_wiphy(cb->args[0] - 1);
struct wireless_dev *tmp;
- if (!wiphy) {
- err = -ENODEV;
- goto out_unlock;
- }
+ if (!wiphy)
+ return -ENODEV;
*rdev = wiphy_to_rdev(wiphy);
*wdev = NULL;
@@ -11538,23 +11527,19 @@ static int nl80211_prepare_vendor_dump(struct sk_buff *skb,
err = nlmsg_parse(cb->nlh, GENL_HDRLEN + nl80211_fam.hdrsize,
attrbuf, nl80211_fam.maxattr, nl80211_policy);
if (err)
- goto out_unlock;
+ return err;
if (!attrbuf[NL80211_ATTR_VENDOR_ID] ||
- !attrbuf[NL80211_ATTR_VENDOR_SUBCMD]) {
- err = -EINVAL;
- goto out_unlock;
- }
+ !attrbuf[NL80211_ATTR_VENDOR_SUBCMD])
+ return -EINVAL;
*wdev = __cfg80211_wdev_from_attrs(sock_net(skb->sk), attrbuf);
if (IS_ERR(*wdev))
*wdev = NULL;
*rdev = __cfg80211_rdev_from_attrs(sock_net(skb->sk), attrbuf);
- if (IS_ERR(*rdev)) {
- err = PTR_ERR(*rdev);
- goto out_unlock;
- }
+ if (IS_ERR(*rdev))
+ return PTR_ERR(*rdev);
vid = nla_get_u32(attrbuf[NL80211_ATTR_VENDOR_ID]);
subcmd = nla_get_u32(attrbuf[NL80211_ATTR_VENDOR_SUBCMD]);
@@ -11567,19 +11552,15 @@ static int nl80211_prepare_vendor_dump(struct sk_buff *skb,
if (vcmd->info.vendor_id != vid || vcmd->info.subcmd != subcmd)
continue;
- if (!vcmd->dumpit) {
- err = -EOPNOTSUPP;
- goto out_unlock;
- }
+ if (!vcmd->dumpit)
+ return -EOPNOTSUPP;
vcmd_idx = i;
break;
}
- if (vcmd_idx < 0) {
- err = -EOPNOTSUPP;
- goto out_unlock;
- }
+ if (vcmd_idx < 0)
+ return -EOPNOTSUPP;
if (attrbuf[NL80211_ATTR_VENDOR_DATA]) {
data = nla_data(attrbuf[NL80211_ATTR_VENDOR_DATA]);
@@ -11596,9 +11577,6 @@ static int nl80211_prepare_vendor_dump(struct sk_buff *skb,
/* keep rtnl locked in successful case */
return 0;
- out_unlock:
- rtnl_unlock();
- return err;
}
static int nl80211_vendor_cmd_dump(struct sk_buff *skb,
@@ -11613,9 +11591,10 @@ static int nl80211_vendor_cmd_dump(struct sk_buff *skb,
int err;
struct nlattr *vendor_data;
+ rtnl_lock();
err = nl80211_prepare_vendor_dump(skb, cb, &rdev, &wdev);
if (err)
- return err;
+ goto out;
vcmd_idx = cb->args[2];
data = (void *)cb->args[3];
@@ -11624,15 +11603,21 @@ static int nl80211_vendor_cmd_dump(struct sk_buff *skb,
if (vcmd->flags & (WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV)) {
- if (!wdev)
- return -EINVAL;
+ if (!wdev) {
+ err = -EINVAL;
+ goto out;
+ }
if (vcmd->flags & WIPHY_VENDOR_CMD_NEED_NETDEV &&
- !wdev->netdev)
- return -EINVAL;
+ !wdev->netdev) {
+ err = -EINVAL;
+ goto out;
+ }
if (vcmd->flags & WIPHY_VENDOR_CMD_NEED_RUNNING) {
- if (!wdev_running(wdev))
- return -ENETDOWN;
+ if (!wdev_running(wdev)) {
+ err = -ENETDOWN;
+ goto out;
+ }
}
}
diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index 67531f47781b4069a33557f2f5a832b3aa57492a..6a1ad58cb66f4ae6faaf4837e29c5f8b487f000c 100644
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -1,22 +1,23 @@
LIBDIR := ../../../lib
-BPFOBJ := $(LIBDIR)/bpf/bpf.o
+BPFDIR := $(LIBDIR)/bpf
-CFLAGS += -Wall -O2 -lcap -I../../../include/uapi -I$(LIBDIR) $(BPFOBJ)
+CFLAGS += -Wall -O2 -I../../../include/uapi -I$(LIBDIR)
+LDLIBS += -lcap
TEST_GEN_PROGS = test_verifier test_tag test_maps test_lru_map test_lpm_map
TEST_PROGS := test_kmod.sh
-all: $(TEST_GEN_PROGS)
+include ../lib.mk
+
+BPFOBJ := $(OUTPUT)/bpf.o
+
+$(TEST_GEN_PROGS): $(BPFOBJ)
-.PHONY: all clean force
+.PHONY: force
# force a rebuild of BPFOBJ when its dependencies are updated
force:
$(BPFOBJ): force
- $(MAKE) -C $(dir $(BPFOBJ))
-
-$(test_objs): $(BPFOBJ)
-
-include ../lib.mk
+ $(MAKE) -C $(BPFDIR) OUTPUT=$(OUTPUT)/
diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c
index cada17ac00b8e6b5af37554ea8489be6ffc873a2..a0aa2009b0e0a81e65672eb795039a2172484c55 100644
--- a/tools/testing/selftests/bpf/test_maps.c
+++ b/tools/testing/selftests/bpf/test_maps.c
@@ -80,8 +80,9 @@ static void test_hashmap(int task, void *data)
assert(bpf_map_update_elem(fd, &key, &value, BPF_EXIST) == 0);
key = 2;
assert(bpf_map_update_elem(fd, &key, &value, BPF_ANY) == 0);
- key = 1;
- assert(bpf_map_update_elem(fd, &key, &value, BPF_ANY) == 0);
+ key = 3;
+ assert(bpf_map_update_elem(fd, &key, &value, BPF_NOEXIST) == -1 &&
+ errno == E2BIG);
/* Check that key = 0 doesn't exist. */
key = 0;
@@ -110,6 +111,24 @@ static void test_hashmap(int task, void *data)
close(fd);
}
+static void test_hashmap_sizes(int task, void *data)
+{
+ int fd, i, j;
+
+ for (i = 1; i <= 512; i <<= 1)
+ for (j = 1; j <= 1 << 18; j <<= 1) {
+ fd = bpf_create_map(BPF_MAP_TYPE_HASH, i, j,
+ 2, map_flags);
+ if (fd < 0) {
+ printf("Failed to create hashmap key=%d value=%d '%s'\n",
+ i, j, strerror(errno));
+ exit(1);
+ }
+ close(fd);
+ usleep(10); /* give kernel time to destroy */
+ }
+}
+
static void test_hashmap_percpu(int task, void *data)
{
unsigned int nr_cpus = bpf_num_possible_cpus();
@@ -317,7 +336,10 @@ static void test_arraymap_percpu(int task, void *data)
static void test_arraymap_percpu_many_keys(void)
{
unsigned int nr_cpus = bpf_num_possible_cpus();
- unsigned int nr_keys = 20000;
+ /* nr_keys is not too large otherwise the test stresses percpu
+ * allocator more than anything else
+ */
+ unsigned int nr_keys = 2000;
long values[nr_cpus];
int key, fd, i;
@@ -419,6 +441,7 @@ static void test_map_stress(void)
{
run_parallel(100, test_hashmap, NULL);
run_parallel(100, test_hashmap_percpu, NULL);
+ run_parallel(100, test_hashmap_sizes, NULL);
run_parallel(100, test_arraymap, NULL);
run_parallel(100, test_arraymap_percpu, NULL);