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dlm: increment ls_count for dlm_scand

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Increment the ls_count value while dlm_scand is processing a
lockspace so that release_lockspace()/remove_lockspace() will
wait for dlm_scand to finish.

Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
Alexander Aring 2024-04-15 14:39:35 -04:00 committed by David Teigland
parent 92d59adfaf
commit 700b04808f
1 changed files with 3 additions and 0 deletions
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3
fs/dlm/lockspace.c
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@ -255,6 +255,7 @@ static struct dlm_ls *find_ls_to_scan(void)
list_for_each_entry(ls, &lslist, ls_list) {
if (time_after_eq(jiffies, ls->ls_scan_time +
dlm_config.ci_scan_secs * HZ)) {
atomic_inc(&ls->ls_count);
spin_unlock_bh(&lslist_lock);
return ls;
}
@ -277,6 +278,8 @@ static int dlm_scand(void *data)
} else {
ls->ls_scan_time += HZ;
}
dlm_put_lockspace(ls);
continue;
}
schedule_timeout_interruptible(dlm_config.ci_scan_secs * HZ);