From patchwork Mon Jun 23 22:39:42 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chuck Lever X-Patchwork-Id: 4405211 Return-Path: X-Original-To: patchwork-linux-rdma@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 84AE09F387 for ; Mon, 23 Jun 2014 22:39:47 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id AA6E420225 for ; Mon, 23 Jun 2014 22:39:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E09412018E for ; Mon, 23 Jun 2014 22:39:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752339AbaFWWjo (ORCPT ); Mon, 23 Jun 2014 18:39:44 -0400 Received: from mail-ie0-f180.google.com ([209.85.223.180]:57476 "EHLO mail-ie0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752310AbaFWWjo (ORCPT ); Mon, 23 Jun 2014 18:39:44 -0400 Received: by mail-ie0-f180.google.com with SMTP id rl12so6368641iec.39 for ; Mon, 23 Jun 2014 15:39:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:subject:from:to:date:message-id:in-reply-to:references :user-agent:mime-version:content-type:content-transfer-encoding; bh=BFZJl4gU/Kxj95vcQkmf53M5RAIz5pPnf8HpHpooq4o=; b=kzCiorFrqTySyPgxYIBuXmRYyF/cS6Lk7qn6t9VrjFDQylfgyWnXhSGOrrsyMC+CMM 4kIv57HsbkSJXLqVnsCH5eeztcXQpke6MfgqoM16RBXNJSsWvHFapR5iYvNrwws92J8y 5QHWnVEi95glEa+JZGx4SZjajXdQFSfq3BnhtIA9Tdq3nN3X4KqvZR286iOcHFlVEvwl AHDJB3/+Bgddyn/FAdzL+zTZ/trhHCyuVCdQMA8yaKnpXLBKuY9poZsLbSXX5MOTmlHw 4nH3kh43hF1kDrUmDTeToZCAp+w8VzD5f2wCR9YOelraG8+cYTjdgdOMBHivMGCbrALe aR4w== X-Received: by 10.42.51.204 with SMTP id f12mr26042056icg.21.1403563183574; Mon, 23 Jun 2014 15:39:43 -0700 (PDT) Received: from manet.1015granger.net ([2604:8800:100:81fc:82ee:73ff:fe43:d64f]) by mx.google.com with ESMTPSA id qn5sm36399523igb.7.2014.06.23.15.39.42 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 23 Jun 2014 15:39:43 -0700 (PDT) Subject: [PATCH v1 05/13] xprtrdma: Don't drain CQs on transport disconnect From: Chuck Lever To: linux-rdma@vger.kernel.org, linux-nfs@vger.kernel.org Date: Mon, 23 Jun 2014 18:39:42 -0400 Message-ID: <20140623223942.1634.89063.stgit@manet.1015granger.net> In-Reply-To: <20140623223201.1634.83888.stgit@manet.1015granger.net> References: <20140623223201.1634.83888.stgit@manet.1015granger.net> User-Agent: StGit/0.17.1-3-g7d0f MIME-Version: 1.0 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID,T_RP_MATCHES_RCVD,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP CQs are not destroyed until unmount. By draining CQs on transport disconnect, successful completions that can change the r.frmr.state field can be missed. Signed-off-by: Chuck Lever --- net/sunrpc/xprtrdma/verbs.c | 5 ----- 1 file changed, 5 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" 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 3c7f904..451e100 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -873,9 +873,6 @@ retry: dprintk("RPC: %s: rpcrdma_ep_disconnect" " status %i\n", __func__, rc); - rpcrdma_clean_cq(ep->rep_attr.recv_cq); - rpcrdma_clean_cq(ep->rep_attr.send_cq); - xprt = container_of(ia, struct rpcrdma_xprt, rx_ia); id = rpcrdma_create_id(xprt, ia, (struct sockaddr *)&xprt->rx_data.addr); @@ -985,8 +982,6 @@ rpcrdma_ep_disconnect(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia) { int rc; - rpcrdma_clean_cq(ep->rep_attr.recv_cq); - rpcrdma_clean_cq(ep->rep_attr.send_cq); rc = rdma_disconnect(ia->ri_id); if (!rc) { /* returns without wait if not connected */