tmpfiles-setup-dev: Call tmpfiles with --boot to allow unsafe device creation

Fixes creation of static device nodes with kmod 20.

Closes: #780263

debian/changelog

@@ -9,6 +9,9 @@ systemd (215-13) UNRELEASED; urgency=medium
   * networkd: Fix stopping v4 dhcpclient when the carrier is lost. Thanks
     Christos Trochalakis! (Closes: #779571)
   * Fix segfault with units that depend on themselves. (Closes: #780675)
+  * tmpfiles-setup-dev: Call tmpfiles with --boot to allow unsafe device
+    creation. Fixes creation of static device nodes with kmod 20.
+    (Closes: #780263)
 
   [ Didier Roche ]
   * Ensure PrivateTmp doesn't require tmpfs through tmp.mount, but rather adds

debian/patches/series

@@ -138,6 +138,7 @@ man-document-failed.patch
 Use-correct-uname-identifiers-in-arch_map-for-SuperH.patch
 networkd-link-fix-stopping-v4-dhcpclient-when-the-ca.patch
 core-do-not-add-dependencies-to-self.patch
+units-tmpfiles-setup-dev-allow-unsafe-file-creation-.patch
 
 ## Debian specific patches:
 Add-back-support-for-Debian-specific-config-files.patch

debian/patches/units-tmpfiles-setup-dev-allow-unsafe-file-creation-.patch

+From: Tom Gundersen <teg@jklm.no>
+Date: Mon, 27 Oct 2014 17:15:42 +0100
+Subject: units: tmpfiles-setup-dev - allow unsafe file creation to happen in
+ /dev at boot
+
+This will allow us to mark static device nodes with '!' to indicate that they should only be created at early boot.
+---
+ units/systemd-tmpfiles-setup-dev.service.in | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/units/systemd-tmpfiles-setup-dev.service.in b/units/systemd-tmpfiles-setup-dev.service.in
+index 06346d3..0b66c53 100644
+--- a/units/systemd-tmpfiles-setup-dev.service.in
++++ b/units/systemd-tmpfiles-setup-dev.service.in
+@@ -17,4 +17,4 @@ ConditionCapability=CAP_SYS_MODULE
+ [Service]
+ Type=oneshot
+ RemainAfterExit=yes
+-ExecStart=@rootbindir@/systemd-tmpfiles --prefix=/dev --create
++ExecStart=@rootbindir@/systemd-tmpfiles --prefix=/dev --create --boot