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zed.d/history_event-zfs-list-cacher.sh: no grep for snapshot detection 

Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #11935
This commit is contained in:
наб 2021-04-23 22:41:47 +02:00 committed by Brian Behlendorf
parent 8dca000040
commit 208675a09b
1 changed files with 2 additions and 2 deletions
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4
cmd/zed/zed.d/history_event-zfs-list-cacher.sh.in
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@ -14,10 +14,10 @@ FSLIST="${FSLIST_DIR}/${ZEVENT_POOL}"
. "${ZED_ZEDLET_DIR}/zed-functions.sh"
[ "$ZEVENT_SUBCLASS" != "history_event" ] && exit 0
zed_check_cmd "${ZFS}" sort diff grep
zed_check_cmd "${ZFS}" sort diff
# If we are acting on a snapshot, we have nothing to do
printf '%s' "${ZEVENT_HISTORY_DSNAME}" | grep '@' && exit 0
[ "${ZEVENT_HISTORY_DSNAME%@*}" = "${ZEVENT_HISTORY_DSNAME}" ] || exit 0
# We obtain a lock on zfs-list to avoid any simultaneous writes.
# If we run into trouble, log and drop the lock