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Message-Id: <1477606323-30325-29-git-send-email-jsimmons@infradead.org>
Date: Thu, 27 Oct 2016 18:12:02 -0400
From: James Simmons <jsimmons@...radead.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
devel@...verdev.osuosl.org,
Andreas Dilger <andreas.dilger@...el.com>,
Oleg Drokin <oleg.drokin@...el.com>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Lustre Development List <lustre-devel@...ts.lustre.org>,
Alex Zhuravlev <alexey.zhuravlev@...el.com>,
James Simmons <jsimmons@...radead.org>
Subject: [PATCH 28/29] staging: lustre: ptlrpc: imp_peer_committed_transno should increase
From: Alex Zhuravlev <alexey.zhuravlev@...el.com>
imp_peer_committed_transno should not decrease as this can
confuse the users if imp_peer_committed_transno is used to
check commit status.
Signed-off-by: Alex Zhuravlev <alexey.zhuravlev@...el.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-7079
Reviewed-on: http://review.whamcloud.com/16161
Reviewed-by: Mike Pershin <mike.pershin@...el.com>
Reviewed-by: wangdi <di.wang@...el.com>
Reviewed-by: Oleg Drokin <oleg.drokin@...el.com>
Signed-off-by: James Simmons <jsimmons@...radead.org>
---
drivers/staging/lustre/lustre/ptlrpc/client.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/lustre/lustre/ptlrpc/client.c b/drivers/staging/lustre/lustre/ptlrpc/client.c
index cc4b129..7cbfb4c 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/client.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/client.c
@@ -1242,6 +1242,7 @@ static int after_reply(struct ptlrpc_request *req)
int rc;
struct timespec64 work_start;
long timediff;
+ u64 committed;
LASSERT(obd);
/* repbuf must be unlinked */
@@ -1400,10 +1401,9 @@ static int after_reply(struct ptlrpc_request *req)
}
/* Replay-enabled imports return commit-status information. */
- if (lustre_msg_get_last_committed(req->rq_repmsg)) {
- imp->imp_peer_committed_transno =
- lustre_msg_get_last_committed(req->rq_repmsg);
- }
+ committed = lustre_msg_get_last_committed(req->rq_repmsg);
+ if (likely(committed > imp->imp_peer_committed_transno))
+ imp->imp_peer_committed_transno = committed;
ptlrpc_free_committed(imp);
--
1.7.1
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