ocfs2/dlm: clear DROPPING_REF flag when the master goes down
If the master goes down after return in-progress for deref message. The lock resource on non-master node can not be purged. Clear the DROPPING_REF flag and recovery it. Signed-off-by: xuejiufei <xuejiufei@huawei.com> Cc: Mark Fasheh <mfasheh@suse.de> Cc: Joel Becker <jlbec@evilplan.org> Cc: Junxiao Bi <junxiao.bi@oracle.com> Reviewed-by: Joseph Qi <joseph.qi@huawei.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -2377,14 +2377,16 @@ static void dlm_do_local_recovery_cleanup(struct dlm_ctxt *dlm, u8 dead_node)
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dlm_revalidate_lvb(dlm, res, dead_node);
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if (res->owner == dead_node) {
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if (res->state & DLM_LOCK_RES_DROPPING_REF) {
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mlog(ML_NOTICE, "%s: res %.*s, Skip "
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"recovery as it is being freed\n",
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dlm->name, res->lockname.len,
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res->lockname.name);
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} else
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dlm_move_lockres_to_recovery_list(dlm,
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res);
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mlog(0, "%s:%.*s: owned by "
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"dead node %u, this node was "
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"dropping its ref when it died. "
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"continue, dropping the flag.\n",
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dlm->name, res->lockname.len,
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res->lockname.name, dead_node);
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}
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res->state &= ~DLM_LOCK_RES_DROPPING_REF;
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dlm_move_lockres_to_recovery_list(dlm,
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res);
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} else if (res->owner == dlm->node_num) {
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dlm_free_dead_locks(dlm, res, dead_node);
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__dlm_lockres_calc_usage(dlm, res);
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