Avoid doing unnecessary work.
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
hooks/resume | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/hooks/resume b/hooks/resume
index d5a987602787..e8a49124c3f9 100755
--- a/hooks/resume
+++ b/hooks/resume
@@ -22,20 +22,17 @@ if [ -n "$RESUME" ] && blkid -p -n swap $RESUME >/dev/null 2>&1; then
fi
# We need to be able to read the listed swap partitions
-if [ ! -r /proc/swaps ]; then
+if ischroot || [ ! -r /proc/swaps ]; then
exit 0
fi
# Try to autodetect the RESUME partition, using biggest swap?
+# Write detected resume to intramfs conf.d
RESUME=$(grep ^/dev/ /proc/swaps | sort -rnk3 | head -n 1 | cut -d " " -f 1)
if [ -n "$RESUME" ]; then
UUID=$(blkid -s UUID -o value "$RESUME" || true)
if [ -n "$UUID" ]; then
RESUME="UUID=$UUID"
fi
-fi
-
-# Write detected resume to intramfs conf.d if not in a chroot
-if [ -n "${RESUME}" ] && ! ischroot; then
echo "RESUME=${RESUME}" > ${DESTDIR}/conf/conf.d/zz-resume-auto
fi
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