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Resurrect Balint's fix from

Browse Source 
lp:~rbalint/livecd-rootfs/livecd-rootfs-autopkgtest-fix to wrap kpartx
and trap spurious errors, since the problem is still being seen
intermittently on i386 despite us calling sync before kpartx. (LP: )
This commit is contained in:
Steve Langasek 2017-05-11 15:31:29 +02:00 committed by Balint Reczey
parent 8b141ef85a
commit 1b95302ef7
2 changed files with 18 additions and 1 deletions
debian
changelog
live-build
functions

4
debian/changelog vendored

@ -1,5 +1,9 @@
livecd-rootfs (2.441.3) UNRELEASED; urgency=medium
* Resurrect Balint's fix from
lp:~rbalint/livecd-rootfs/livecd-rootfs-autopkgtest-fix to wrap kpartx
and trap spurious errors, since the problem is still being seen
intermittently on i386 despite us calling sync before kpartx. (LP: #1684090)
* Mark autopkgtests isolation-machine since debootstrap won't work in a
container.

15
live-build/functions

@ -11,9 +11,22 @@ backing_img=
apt-get -qqy install dosfstools gdisk
clean_loops() {
local kpartx_ret
local kpartx_stdout
if [ -n "${backing_img}" ]; then
kpartx -v -d "${backing_img}"
# sync before removing loop to avoid "Device or resource busy" errors
sync
kpartx_ret=""
kpartx_stdout=$(kpartx -v -d "${backing_img}") || kpartx_ret=$?
echo "$kpartx_stdout"
if [ -n "$kpartx_ret" ]; then
if echo "$kpartx_stdout" | grep -q "loop deleted: "; then
echo "Suppressing kpartx returning error (#860894)"
else
exit $kpartx_ret
fi
fi
unset backing_img
fi