kernel
/
dracut
mirror of https://git.kernel.org/pub/scm/boot/dracut/dracut.git/
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Add rd.live.overlay.size option

master
Radek Vykydal 2015-01-13 15:14:10 +01:00 committed by Harald Hoyer
parent 6dcc5e1158
commit 18423f7951
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
modules.d/90dmsquash-live/dmsquash-live-root.sh
View File

@ -27,6 +27,8 @@ getargbool 0 rd.live.overlay.reset -d -y reset_overlay && reset_overlay="yes"
getargbool 0 rd.live.overlay.readonly -d -y readonly_overlay && readonly_overlay="--readonly" || readonly_overlay="" getargbool 0 rd.live.overlay.readonly -d -y readonly_overlay && readonly_overlay="--readonly" || readonly_overlay=""
overlay=$(getarg rd.live.overlay -d overlay) overlay=$(getarg rd.live.overlay -d overlay)
getargbool 0 rd.writable.fsimg -d -y writable_fsimg && writable_fsimg="yes" getargbool 0 rd.writable.fsimg -d -y writable_fsimg && writable_fsimg="yes"
overlay_size=$(getarg rd.live.overlay.size=)
[ -z "$overlay_size" ] && overlay_size=512


# CD/DVD media check # CD/DVD media check
[ -b $livedev ] && fs=$(blkid -s TYPE -o value $livedev) [ -b $livedev ] && fs=$(blkid -s TYPE -o value $livedev)
@ -125,7 +127,7 @@ do_live_overlay() {
sleep 5 sleep 5
fi fi


dd if=/dev/null of=/overlay bs=1024 count=1 seek=$((512*1024)) 2> /dev/null dd if=/dev/null of=/overlay bs=1024 count=1 seek=$((overlay_size*1024)) 2> /dev/null
if [ -n "$setup" -a -n "$readonly_overlay" ]; then if [ -n "$setup" -a -n "$readonly_overlay" ]; then
RO_OVERLAY_LOOPDEV=$( losetup -f ) RO_OVERLAY_LOOPDEV=$( losetup -f )
losetup $RO_OVERLAY_LOOPDEV /overlay losetup $RO_OVERLAY_LOOPDEV /overlay