Message ID | 20180917130335.112832-14-trond.myklebust@hammerspace.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <linux-nfs-owner@kernel.org> Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 98706157B for <patchwork-linux-nfs@patchwork.kernel.org>; Mon, 17 Sep 2018 13:04:15 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8CE7F299A8 for <patchwork-linux-nfs@patchwork.kernel.org>; Mon, 17 Sep 2018 13:04:15 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 813F629B38; Mon, 17 Sep 2018 13:04:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3351A299A8 for <patchwork-linux-nfs@patchwork.kernel.org>; Mon, 17 Sep 2018 13:04:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728189AbeIQSb2 (ORCPT <rfc822;patchwork-linux-nfs@patchwork.kernel.org>); Mon, 17 Sep 2018 14:31:28 -0400 Received: from mail-qt0-f196.google.com ([209.85.216.196]:45083 "EHLO mail-qt0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728095AbeIQSb2 (ORCPT <rfc822;linux-nfs@vger.kernel.org>); Mon, 17 Sep 2018 14:31:28 -0400 Received: by mail-qt0-f196.google.com with SMTP id g44-v6so15093842qtb.12 for <linux-nfs@vger.kernel.org>; Mon, 17 Sep 2018 06:04:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=sohELSzL8CMXvurnFzKSrSoIcl6u5EYdOwRcHny9q40=; b=QPnPDUdK2lJBP0UDuJQ+hwczKRjqg1wE/qRIuLpVrneegdSAZicm4QGAEG9TeVXMJs lz0NXNwOUcP18ZshnFvKfRP5bJfpnxrAs7F29duPWnaayALvDgZVI5vs7IhOExzEGIjc MWwnb4Pxr35154bAKQY7RT2PyKGhhKFKDLixxruxbikfaSHF+1DF6N3pGHJN0OYTuP9p wbSQdKTp+q5hKUeyXRPC9x976d5uXf13PT9kQgjyVODjgjycwNwBv2Vk7eWL41ojoxJP FECMH0BcDC4XB4V3RDDKj94QvMuosiNN6DBSrAZsh8KL2ZAvNvgcVMk6xnAhaH8xIg1M xPYA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=sohELSzL8CMXvurnFzKSrSoIcl6u5EYdOwRcHny9q40=; b=SejRtZULig/t/vAAlW+Plmp6kussdy5WXregiNAYkg6TMGYxVAPAREy2WjUZweCy6O Bt305HUTdivrwCNteh9ZL/d69nZRvZ57sMZByJw5HQJ/oyaXDXfdMg00MuRvxc+7zWQB A3isr4jVE3wt8eNMmpcL0G7IzbyPBdyE/hYSg86LdZ1xeUSxB8rW7kybYizla2BF426l tDvkLN370BP5HJZKncIB60anHAsFDjADlrWRZtwNf/K3QSikaqFL/OrGRexir70a02sO 88AiljEc6t73AUQDFxv1qRfJNYpVzbhFGar6NosBxd8a8GCLxaYgrjnmBrxeh7dxEUl4 5HZw== X-Gm-Message-State: APzg51BZF1v0gYGiuklD16hqBXwCjegJAqQ1uWt8G7vDfTw1im4cSHB/ e2NXAGe/3XAAT7cj/aBzGlMj+xaJUA== X-Google-Smtp-Source: ANB0VdabwdX9SJ8hebgPb2egrzu+71bYdfUlrgDkV2oBgN9bTAre3WaVjBiVlBg8oY5fiHTI2TuCPA== X-Received: by 2002:a0c:ec47:: with SMTP id n7-v6mr17302510qvq.56.1537189452161; Mon, 17 Sep 2018 06:04:12 -0700 (PDT) Received: from leira.trondhjem.org.localdomain ([66.187.232.65]) by smtp.gmail.com with ESMTPSA id q1-v6sm10499607qkl.31.2018.09.17.06.04.11 for <linux-nfs@vger.kernel.org> (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 17 Sep 2018 06:04:11 -0700 (PDT) From: Trond Myklebust <trondmy@gmail.com> X-Google-Original-From: Trond Myklebust <trond.myklebust@hammerspace.com> To: linux-nfs@vger.kernel.org Subject: [PATCH v3 13/44] SUNRPC: Don't wake queued RPC calls multiple times in xprt_transmit Date: Mon, 17 Sep 2018 09:03:04 -0400 Message-Id: <20180917130335.112832-14-trond.myklebust@hammerspace.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180917130335.112832-13-trond.myklebust@hammerspace.com> References: <20180917130335.112832-1-trond.myklebust@hammerspace.com> <20180917130335.112832-2-trond.myklebust@hammerspace.com> <20180917130335.112832-3-trond.myklebust@hammerspace.com> <20180917130335.112832-4-trond.myklebust@hammerspace.com> <20180917130335.112832-5-trond.myklebust@hammerspace.com> <20180917130335.112832-6-trond.myklebust@hammerspace.com> <20180917130335.112832-7-trond.myklebust@hammerspace.com> <20180917130335.112832-8-trond.myklebust@hammerspace.com> <20180917130335.112832-9-trond.myklebust@hammerspace.com> <20180917130335.112832-10-trond.myklebust@hammerspace.com> <20180917130335.112832-11-trond.myklebust@hammerspace.com> <20180917130335.112832-12-trond.myklebust@hammerspace.com> <20180917130335.112832-13-trond.myklebust@hammerspace.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: <linux-nfs.vger.kernel.org> X-Mailing-List: linux-nfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP |
Series |
Convert RPC client transmission to a queued model
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expand
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diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index 649a40cfae6d..3a3b3445a7c0 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -1079,13 +1079,10 @@ void xprt_transmit(struct rpc_task *task) spin_lock(&xprt->recv_lock); if (test_bit(RPC_TASK_NEED_RECV, &task->tk_runstate)) { rpc_sleep_on(&xprt->pending, task, xprt_timer); - /* - * Send an extra queue wakeup call if the - * connection was dropped in case the call to - * rpc_sleep_on() raced. - */ + /* Wake up immediately if the connection was dropped */ if (!xprt_connected(xprt)) - xprt_wake_pending_tasks(xprt, -ENOTCONN); + rpc_wake_up_queued_task_set_status(&xprt->pending, + task, -ENOTCONN); } spin_unlock(&xprt->recv_lock); }
Rather than waking up the entire queue of RPC messages a second time, just wake up the task that was put to sleep. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> --- net/sunrpc/xprt.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-)