From: Ursula Braun <ubraun@linux.ibm.com>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, linux-s390@vger.kernel.org,
schwidefsky@de.ibm.com, heiko.carstens@de.ibm.com,
raspl@linux.ibm.com, ubraun@linux.ibm.com
Subject: [PATCH net-next 08/10] net/smc: avoid a delay by waiting for nothing
Date: Thu, 22 Nov 2018 10:26:41 +0100 [thread overview]
Message-ID: <20181122092643.26820-9-ubraun@linux.ibm.com> (raw)
In-Reply-To: <20181122092643.26820-1-ubraun@linux.ibm.com>
From: Karsten Graul <kgraul@linux.ibm.com>
When a send failed then don't start to wait for a response in
smc_llc_do_confirm_rkey.
Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Signed-off-by: Ursula Braun <ubraun@linux.ibm.com>
---
net/smc/smc_llc.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/net/smc/smc_llc.c b/net/smc/smc_llc.c
index 9c916c709ca7..132c6a8e49f8 100644
--- a/net/smc/smc_llc.c
+++ b/net/smc/smc_llc.c
@@ -651,7 +651,9 @@ int smc_llc_do_confirm_rkey(struct smc_link *link,
int rc;
reinit_completion(&link->llc_confirm_rkey);
- smc_llc_send_confirm_rkey(link, rmb_desc);
+ rc = smc_llc_send_confirm_rkey(link, rmb_desc);
+ if (rc)
+ return rc;
/* receive CONFIRM RKEY response from server over RoCE fabric */
rc = wait_for_completion_interruptible_timeout(&link->llc_confirm_rkey,
SMC_LLC_WAIT_TIME);
--
2.16.4
next prev parent reply other threads:[~2018-11-22 20:05 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-22 9:26 [PATCH net-next 00/10] net/smc: patches 2018-11-22 Ursula Braun
2018-11-22 9:26 ` [PATCH net-next 01/10] net/smc: cleanup tcp_listen_worker initialization Ursula Braun
2018-11-22 9:26 ` [PATCH net-next 02/10] net/smc: make smc_lgr_free() static Ursula Braun
2018-11-22 9:26 ` [PATCH net-next 03/10] net/smc: remove sock_error detour in clc-functions Ursula Braun
2018-11-22 9:26 ` [PATCH net-next 04/10] net/smc: allow fallback after clc timeouts Ursula Braun
2018-11-22 9:26 ` [PATCH net-next 05/10] net/smc: no link delete for a never active link Ursula Braun
2018-11-22 9:26 ` [PATCH net-next 06/10] net/smc: short wait for late smc_clc_wait_msg Ursula Braun
2018-11-22 9:26 ` [PATCH net-next 07/10] net/smc: cleanup listen worker mutex unlocking Ursula Braun
2018-11-22 9:26 ` Ursula Braun [this message]
2018-11-22 9:26 ` [PATCH net-next 09/10] net/smc: add infrastructure to send delete rkey messages Ursula Braun
2018-11-22 9:26 ` [PATCH net-next 10/10] net/smc: unregister rkeys of unused buffer Ursula Braun
2018-11-24 1:20 ` [PATCH net-next 00/10] net/smc: patches 2018-11-22 David Miller
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