[oe-commits] Richard Tollerton : udev-cache: Compress the cache
git at git.openembedded.org
git at git.openembedded.org
Sat Aug 23 22:02:24 UTC 2014
Module: openembedded-core.git
Branch: master
Commit: 571df6ddba1caa6805f7c96cd592eea399c2aee2
URL: http://git.openembedded.org/?p=openembedded-core.git&a=commit;h=571df6ddba1caa6805f7c96cd592eea399c2aee2
Author: Richard Tollerton <rich.tollerton at ni.com>
Date: Fri Aug 22 16:30:48 2014 -0500
udev-cache: Compress the cache
$DEVCACHE is observed to be 100k uncompressed; compressing it reduces
its size to ~5k. But compress it outside of `tar` so that archival
operation takes as little time as possible, to minimize the risk of
devices being created/removed during execution.
Signed-off-by: Richard Tollerton <rich.tollerton at ni.com>
Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
meta/recipes-core/udev/udev/udev-cache | 3 ++-
meta/recipes-core/udev/udev/udev-cache.default | 2 +-
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/meta/recipes-core/udev/udev/udev-cache b/meta/recipes-core/udev/udev/udev-cache
index c08cef2..ec07f50 100644
--- a/meta/recipes-core/udev/udev/udev-cache
+++ b/meta/recipes-core/udev/udev/udev-cache
@@ -27,7 +27,8 @@ fi
if [ "$DEVCACHE" != "" -a -e /dev/shm/udev.cache ]; then
echo "Populating dev cache"
(cd /; tar cf "${DEVCACHE_TMP}" dev)
- mv -f "${DEVCACHE_TMP}" "$DEVCACHE"
+ gzip < "${DEVCACHE_TMP}" > "$DEVCACHE"
+ rm -f "${DEVCACHE_TMP}"
mv /dev/shm/udev.cache /etc/udev/cache.data
fi
diff --git a/meta/recipes-core/udev/udev/udev-cache.default b/meta/recipes-core/udev/udev/udev-cache.default
index 2093336..909ec87 100644
--- a/meta/recipes-core/udev/udev/udev-cache.default
+++ b/meta/recipes-core/udev/udev/udev-cache.default
@@ -1,5 +1,5 @@
# Default for /etc/init.d/udev
# Comment this out to disable device cache
-DEVCACHE="/etc/dev.tar"
+DEVCACHE="/etc/dev.tar.gz"
PROBE_PLATFORM_BUS="yes"
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