Return-Path: Received: from mail-it0-f66.google.com ([209.85.214.66]:37527 "EHLO mail-it0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727405AbeICTuy (ORCPT ); Mon, 3 Sep 2018 15:50:54 -0400 Received: by mail-it0-f66.google.com with SMTP id h20-v6so1469897itf.2 for ; Mon, 03 Sep 2018 08:30:15 -0700 (PDT) Received: from leira.trondhjem.org.localdomain (c-68-40-195-73.hsd1.mi.comcast.net. [68.40.195.73]) by smtp.gmail.com with ESMTPSA id c25-v6sm7040027iob.30.2018.09.03.08.30.13 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 03 Sep 2018 08:30:13 -0700 (PDT) From: Trond Myklebust To: linux-nfs@vger.kernel.org Subject: [PATCH 16/27] SUNRPC: Minor cleanup for call_transmit() Date: Mon, 3 Sep 2018 11:29:25 -0400 Message-Id: <20180903152936.24325-17-trond.myklebust@hammerspace.com> In-Reply-To: <20180903152936.24325-16-trond.myklebust@hammerspace.com> References: <20180903152936.24325-1-trond.myklebust@hammerspace.com> <20180903152936.24325-2-trond.myklebust@hammerspace.com> <20180903152936.24325-3-trond.myklebust@hammerspace.com> <20180903152936.24325-4-trond.myklebust@hammerspace.com> <20180903152936.24325-5-trond.myklebust@hammerspace.com> <20180903152936.24325-6-trond.myklebust@hammerspace.com> <20180903152936.24325-7-trond.myklebust@hammerspace.com> <20180903152936.24325-8-trond.myklebust@hammerspace.com> <20180903152936.24325-9-trond.myklebust@hammerspace.com> <20180903152936.24325-10-trond.myklebust@hammerspace.com> <20180903152936.24325-11-trond.myklebust@hammerspace.com> <20180903152936.24325-12-trond.myklebust@hammerspace.com> <20180903152936.24325-13-trond.myklebust@hammerspace.com> <20180903152936.24325-14-trond.myklebust@hammerspace.com> <20180903152936.24325-15-trond.myklebust@hammerspace.com> <20180903152936.24325-16-trond.myklebust@hammerspace.com> MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: Signed-off-by: Trond Myklebust --- net/sunrpc/clnt.c | 33 +++++++++++++++------------------ 1 file changed, 15 insertions(+), 18 deletions(-) diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index cf09aab11014..5fbd9875544e 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -1946,9 +1946,7 @@ call_transmit(struct rpc_task *task) dprint_status(task); - task->tk_action = call_status; - if (task->tk_status < 0) - return; + task->tk_action = call_transmit_status; /* Encode here so that rpcsec_gss can use correct sequence number. */ if (rpc_task_need_encode(task)) { rpc_xdr_encode(task); @@ -1969,9 +1967,8 @@ call_transmit(struct rpc_task *task) if (!xprt_prepare_transmit(task)) return; - task->tk_action = call_transmit_status; xprt_transmit(task); - if (task->tk_status < 0) { + if (task->tk_status < 0) return; if (is_retrans) task->tk_client->cl_stats->rpcretrans++; @@ -1996,19 +1993,28 @@ call_transmit_status(struct rpc_task *task) } switch (task->tk_status) { - case -EAGAIN: - case -ENOBUFS: - break; default: dprint_status(task); xprt_end_transmit(task); break; + case -EBADMSG: + clear_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate); + task->tk_action = call_transmit; + xprt_end_transmit(task); + break; /* * Special cases: if we've been waiting on the * socket's write_space() callback, or if the * socket just returned a connection error, * then hold onto the transport lock. */ + case -ENOBUFS: + rpc_delay(task, HZ>>2); + /* fall through */ + case -EAGAIN: + task->tk_action = call_transmit; + task->tk_status = 0; + break; case -ECONNREFUSED: case -EHOSTDOWN: case -ENETDOWN: @@ -2163,22 +2169,13 @@ call_status(struct rpc_task *task) /* fall through */ case -EPIPE: case -ENOTCONN: - task->tk_action = call_bind; - break; - case -ENOBUFS: - rpc_delay(task, HZ>>2); - /* fall through */ case -EAGAIN: - task->tk_action = call_transmit; + task->tk_action = call_bind; break; case -EIO: /* shutdown or soft timeout */ rpc_exit(task, status); break; - case -EBADMSG: - clear_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate); - task->tk_action = call_transmit; - break; default: if (clnt->cl_chatty) printk("%s: RPC call returned error %d\n", -- 2.17.1