From 979b0fea2d9ae5d57237a368d571cbc84655fba6 Mon Sep 17 00:00:00 2001
From: Jeff Layton <jlayton@redhat.com>
Date: Thu, 5 Jun 2008 22:47:00 -0700
Subject: [PATCH] vm: add kzalloc_node() inline
To get zeroed out memory from a particular NUMA node. To be used by
sunrpc.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Cc: Christoph Lameter <clameter@sgi.com>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
include/linux/slab.h | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 805ed4b92f9a4..c2ad35016599b 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -276,6 +276,17 @@ static inline void *kzalloc(size_t size, gfp_t flags)
return kmalloc(size, flags | __GFP_ZERO);
}
+/**
+ * kzalloc_node - allocate zeroed memory from a particular memory node.
+ * @size: how many bytes of memory are required.
+ * @flags: the type of memory to allocate (see kmalloc).
+ * @node: memory node from which to allocate
+ */
+static inline void *kzalloc_node(size_t size, gfp_t flags, int node)
+{
+ return kmalloc_node(size, flags | __GFP_ZERO, node);
+}
+
#ifdef CONFIG_SLABINFO
extern const struct seq_operations slabinfo_op;
ssize_t slabinfo_write(struct file *, const char __user *, size_t, loff_t *);
--
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