sg3_utils/0000-sg3_utils-1.37-rescan-scsi-findremapped-enhance.patch
2020-07-17 15:55:55 +08:00

19 lines
866 B
Diff

diff --git a/scripts/rescan-scsi-bus.sh b/scripts/rescan-scsi-bus.sh
index 16041ee..74d5683 100755
--- a/scripts/rescan-scsi-bus.sh
+++ b/scripts/rescan-scsi-bus.sh
@@ -734,7 +734,12 @@ findremapped()
remapped=0
id_serial=`udevadm info -q all -n $sddev | grep "ID_SERIAL=" | cut -d"=" -f2`
[ -z "$id_serial" ] && id_serial="none"
- if [ "$id_serial_old" != "$id_serial" ] ; then
+ dm_name=`cat /sys/class/scsi_device/$hctl/device/block/$sddev/holders/*/dm/name 2>/dev/null`
+ [ -z "$dm_name" ] && dm_name=$id_serial
+ if [ "$id_serial_old" != "$id_serial" -o "$id_serial_old" != "$dm_name" ] ; then
+ echo "$hctl id_serial_old=$id_serial_old"
+ echo "$hctl id_serial=$id_serial"
+ echo "$hctl dm_name=$dm_name"
remapped=1
fi
# If udev events updated the disks already, but the multipath device isn't update