From: Richard Tollerton <rich.toller...@ni.com>
Presently, $DEVCACHE_CURRENT_SYSCONF doesn't change if rules are
modified, which may cause the cache to preserve an old configuration.
To fix, include `ls -l` output for all rules, which ought to be
reasonably fast to run on boot.
Natinst-Rally-ID: TA44427
Acked-by: Gratian Crisan <gratian.cri...@ni.com>
Natinst-ReviewBoard-ID: 58620
Signed-off-by: Richard Tollerton <rich.toller...@ni.com>
---
meta/recipes-core/udev/udev/init | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/meta/recipes-core/udev/udev/init b/meta/recipes-core/udev/udev/init
index e4a196f..3a52e98 100644
--- a/meta/recipes-core/udev/udev/init
+++ b/meta/recipes-core/udev/udev/init
@@ -63,9 +63,10 @@ case "$1" in
# A list of files which are used as a criteria to judge whether the udev
cache could be reused.
CMP_FILE_LIST="/proc/version /proc/cmdline /proc/devices /proc/atags"
if [ "$DEVCACHE" != "" ]; then
+ RULELIST=`ls -l /lib/udev/rules.d/* /etc/udev/rules.d/* 2>/dev/null`
if [ -e $DEVCACHE ]; then
readfiles $CMP_FILE_LIST
- NEWDATA="$READDATA"
+ NEWDATA="$READDATA$RULELIST"
readfiles "$DEVCACHE_SYSCONF"
OLDDATA="$READDATA"
if [ "$OLDDATA" = "$NEWDATA" -a -f "$DEVCACHE" ]; then
@@ -77,7 +78,7 @@ case "$1" in
# Output detailed reason why the cached /dev is not
used
if [ "$VERBOSE" != "no" ]; then
echo "udev: udev cache not used"
- echo "udev: we use $CMP_FILE_LIST as
criteria to judge whether the cache /dev could be resued"
+ echo "udev: we use $CMP_FILE_LIST and ls -l
[/lib][etc]/udev/rules.d/* as criteria to judge whether the cached /dev could
be reused"
echo "udev: olddata: $OLDDATA"
echo "udev: newdata: $NEWDATA"
fi
@@ -88,7 +89,7 @@ case "$1" in
# If rootfs is not read-only, it's possible that a
new udev cache would be generated;
# otherwise, we do not bother to read files.
readfiles $CMP_FILE_LIST
- echo "$READDATA" > "$DEVCACHE_CURRENT_SYSCONF"
+ echo "$READDATA$RULELIST" >
"$DEVCACHE_CURRENT_SYSCONF"
fi
fi
fi
--
2.0.4
--
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