From patchwork Mon Mar 27 14:06:56 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chuck Lever X-Patchwork-Id: 9646853 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id EF714602D6 for ; Mon, 27 Mar 2017 14:08:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E1C582839C for ; Mon, 27 Mar 2017 14:08:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D6574283FF; Mon, 27 Mar 2017 14:08:40 +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=-6.3 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM, T_DKIM_INVALID 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 3CDE328405 for ; Mon, 27 Mar 2017 14:08:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753454AbdC0OIg (ORCPT ); Mon, 27 Mar 2017 10:08:36 -0400 Received: from mail-it0-f67.google.com ([209.85.214.67]:36210 "EHLO mail-it0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753236AbdC0OHI (ORCPT ); Mon, 27 Mar 2017 10:07:08 -0400 Received: by mail-it0-f67.google.com with SMTP id 190so11574239itm.3; Mon, 27 Mar 2017 07:07:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:subject:from:to:date:message-id:in-reply-to:references :user-agent:mime-version:content-transfer-encoding; bh=C0Vy9wTQFis3NvymGkqXIlE/r2UUwdmMARMBxMVy8sE=; b=natXvu+GXjbMbB2ZQ9PjAVwnZA3kiKy9U+9d+yO5T5YIXC5AMs1UGC68wDrS2GePVF DdiX8T2JwCqHiezaVIhUhKYGGk/DsP+8/38hDXj9Tol58GLO2F322PlTpu2bz3Lu00BB 0O3DFXDTuDQWRrpyvVKz4sX4+z5J8jwZj3LMe63yVtjwgK+ve0hqt761aVqCN94TYr0N 73k1YmjRqZ7ndD0ypHk4+pF1bCRbTIabCD/Ql6VKrnjSEs4LvIUHnMwloiFNLgOEm9Oj rRnP2l2SF+nd9cmlD5E0G3f2UXpSJXgpfvAuw+5/VIkvoEWLhyG+KJ1IhFVTZjZzV8Wr Tdog== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:subject:from:to:date:message-id :in-reply-to:references:user-agent:mime-version :content-transfer-encoding; bh=C0Vy9wTQFis3NvymGkqXIlE/r2UUwdmMARMBxMVy8sE=; b=PPHN9x2/J6SDq7bSrrBaRahFg1S33Qfyj80bETYjdhAZasbYokoieK3Ha0S+pVWukC 7fg9BBgjcelRk+bqfXd3aTsRYgELrqt5/iEo6d/rbDzOpmm/39W4LM4kDJpLQ/6cWn0j TF+zJA1q7oW93MlIPP1sjK/rb3wpFPms+rlxDujulE3vS7ZPFKPZGuRGHvVD+axb5AnB n/s02wjpA+soRmsVGNybUC7zry1VLUdIasnnn78N4RX8f0yIgzxHh1L0PaV21Lg8vh85 UKhzbVHMW54e0uEwosM1dC37E2M3fR2l0W8xi5WyT6Em46TLO7MmZXHfXbkj4NhDbuNl LWZg== X-Gm-Message-State: AFeK/H3pIrBY2bLnpqG0/iZVRdqv+xVMI/p7/AclvI5uP+5qcJ/oCiVMAUwGFdqROrI9VQ== X-Received: by 10.107.133.159 with SMTP id p31mr12765859ioi.101.1490623617222; Mon, 27 Mar 2017 07:06:57 -0700 (PDT) Received: from manet.1015granger.net (c-68-46-169-226.hsd1.mi.comcast.net. [68.46.169.226]) by smtp.gmail.com with ESMTPSA id h12sm278309iod.57.2017.03.27.07.06.56 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 27 Mar 2017 07:06:56 -0700 (PDT) Subject: [PATCH v2 10/13] xprtrdma: Annotate receive workqueue From: Chuck Lever To: linux-rdma@vger.kernel.org, linux-nfs@vger.kernel.org Date: Mon, 27 Mar 2017 10:06:56 -0400 Message-ID: <20170327140656.20813.45323.stgit@manet.1015granger.net> In-Reply-To: <20170327134847.20813.52412.stgit@manet.1015granger.net> References: <20170327134847.20813.52412.stgit@manet.1015granger.net> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Micro-optimize the receive workqueue by marking it's anchor "read- mostly." Signed-off-by: Chuck Lever --- net/sunrpc/xprtrdma/verbs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index d7c1600..3dbce9a 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -73,7 +73,7 @@ static void rpcrdma_destroy_mrs(struct rpcrdma_buffer *buf); static void rpcrdma_dma_unmap_regbuf(struct rpcrdma_regbuf *rb); -static struct workqueue_struct *rpcrdma_receive_wq; +static struct workqueue_struct *rpcrdma_receive_wq __read_mostly; int rpcrdma_alloc_wq(void)