[OE-core] [PATCH] udev: Update initscript to check for devtmpfs
Saul Wold
sgw at linux.intel.com
Sat Apr 13 06:51:16 UTC 2013
This is needed because the udev_182 now requires devtmpfs and will not work correctly
with out, so ensure that the kernel contains devtmpfs by checking /proc/filesystems.
[YOCTO #4125]
Signed-off-by: Saul Wold <sgw at linux.intel.com>
---
meta/recipes-core/udev/udev/init | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/meta/recipes-core/udev/udev/init b/meta/recipes-core/udev/udev/init
index 37b5231..2a95ab7 100644
--- a/meta/recipes-core/udev/udev/init
+++ b/meta/recipes-core/udev/udev/init
@@ -35,6 +35,14 @@ case "$1" in
# propagate /dev from /sys
echo "Starting udev"
+ # Check for requireed devtmpfs before trying to start udev and
+ # mount a no-existant fs.
+ if ! grep -q devtmpfs /proc/filesystems
+ then
+ echo "Missing devtmpfs, which is required for udev to run";
+ echo "Halting..."
+ halt
+ fi
# mount the tmpfs on /dev, if not already done
LANG=C awk '$2 == "/dev" && ($3 == "tmpfs" || $3 == "devtmpfs") { exit 1 }' /proc/mounts && {
mount -n -o mode=0755 -t tmpfs none "/dev"
--
1.8.0.2
More information about the Openembedded-core
mailing list