From: Sergey Cheremencev <sergey.cheremencev@seagate.com>
Date: Wed, 20 Jan 2016 20:57:01 +0000 (+0300)
Subject: LU-12412 recovery: wake all waiters of trd_finishing
X-Git-Tag: 2.12.55~5
X-Git-Url: https://git.whamcloud.com/gitweb?a=commitdiff_plain;h=refs%2Fchanges%2F41%2F35141%2F2;p=fs%2Flustre-release.git

LU-12412 recovery: wake all waiters of trd_finishing

There is a small window where lctl --device abort_recovery
and umount->...->stop_recovery_thread may be called before
recovery finish. In such case all threads need to be
waked up, so change complete to complete_all.

Cray-bug-id: LUS-2000
Change-Id: I01ef163e72c7691a2c2d5449adf55b55ec734c4d
Signed-off-by: Sergey Cheremencev <c17829@cray.com>
Reviewed-by: Andriy Skulysh <c17819@cray.com>
Reviewed-by: Vladimir Saveliev <c17830@cray.com>
Reviewed-on: https://review.whamcloud.com/35141
Tested-by: Jenkins
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
---

diff --git a/lustre/ldlm/ldlm_lib.c b/lustre/ldlm/ldlm_lib.c
index 09f39af..e52da6b 100644
--- a/lustre/ldlm/ldlm_lib.c
+++ b/lustre/ldlm/ldlm_lib.c
@@ -2567,7 +2567,7 @@ static int target_recovery_thread(void *arg)
 
         lu_context_fini(&env->le_ctx);
         trd->trd_processing_task = 0;
-	complete(&trd->trd_finishing);
+	complete_all(&trd->trd_finishing);
 
 	tgt_io_thread_done(thread);
 out_env_remove: