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sync_dev_uevents: Break from the loop if kernel seqnum matches mdev's

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Change-Id: I68b1edf48eb7b243647b3e980d989c580015f812
Signed-off-by: Michal Berger <michalx.berger@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/4710
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
This commit is contained in:
Michal Berger 2020-10-15 16:55:40 +02:00 committed by Tomasz Zawadzki
parent 0b6f2e236d
commit 238251a10b
1 changed files with 2 additions and 4 deletions
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6
scripts/sync_dev_uevents.sh
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@ -152,10 +152,8 @@ elif [[ -e /sys/kernel/uevent_helper ]]; then
# mdev keeps count of the seqnums on its own on each execution
# and saves the count under /dev/mdev.seq. This is then set to
# + 1 after the uevents finally settled.
while ((timeout--)); do
if (($(< /sys/kernel/uevent_seqnum) + 1 != $(< /dev/mdev.seq))); then
sleep 1s
fi
while ((timeout-- && $(< /sys/kernel/uevent_seqnum) + 1 != $(< /dev/mdev.seq))); do
sleep 1s
done
if ((timeout < 0)); then
printf '* Events not synced in time, %s devices (%s) may be missing\n' \