linux-kernel - [PATCH 12/17] lustre/ptlrpc: skip rpcs that fail ptl_send

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Date:	Fri, 28 Feb 2014 21:16:41 -0500
From:	Oleg Drokin <green@...uxhacker.ru>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org
Cc:	Peng Tao <bergwolf@...il.com>,
	Keith Mannthey <keith.mannthey@...el.com>,
	Oleg Drokin <oleg.drokin@...el.com>
Subject: [PATCH 12/17] lustre/ptlrpc: skip rpcs that fail ptl_send_rpc

From: Peng Tao <bergwolf@...il.com>

ptl_send_rpc is not dealing with -ENOMEM in some
situations.  When the ptl_send_rpc fails we need
set error and skip further processing or trigger
and LBUG

Signed-off-by: Keith Mannthey <keith.mannthey@...el.com>
Signed-off-by: Peng Tao <bergwolf@...il.com>
Reviewed-on: http://review.whamcloud.com/7411
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3698
Reviewed-by: Mike Pershin <mike.pershin@...el.com>
Reviewed-by: Oleg Drokin <oleg.drokin@...el.com>
Signed-off-by: Oleg Drokin <oleg.drokin@...el.com>
---
 drivers/staging/lustre/lustre/ptlrpc/client.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/lustre/lustre/ptlrpc/client.c b/drivers/staging/lustre/lustre/ptlrpc/client.c
index b6d831a..98041e8 100644
--- a/drivers/staging/lustre/lustre/ptlrpc/client.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/client.c
@@ -1692,6 +1692,7 @@ int ptlrpc_check_set(const struct lu_env *env, struct ptlrpc_request_set *set)
 					spin_lock(&req->rq_lock);
 					req->rq_net_err = 1;
 					spin_unlock(&req->rq_lock);
+					continue;
 				}
 				/* need to reset the timeout */
 				force_timer_recalc = 1;
-- 
1.8.5.3

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