From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B8360C433E6 for ; Thu, 21 Jan 2021 03:33:20 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 560D72388E for ; Thu, 21 Jan 2021 03:33:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 560D72388E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=Y3SiJlCvt5nSG0I/34bfTqJms/6P8DswlZn9Kja1q1U=; b=uiw8Y2yfwp94orYoemNCYFSpBh x4oh2R6WV5isBBDSUBLhiZ8P0KiS+xlUBysIeoWgirIlhlykxedtGw4aARNBNm1tMWKx//TZrVxZU g7bfsfNmXLt1G3h8a/BdyAbx2JsrCebi8sZwFinDhmxOa1u9gZHELg0Hv0O2YpPxS0S84BqbltH7j TS7PiWG7g9P48YfTLduRBERs+htzN3SGZYDZhcvGPCCxlPH/41+RudDCPzc5p4LRDx/bj8v3Ml/1F YgGq5tz6ID1W6CFLPqxJ/4HWF/Ps52FIZ8G8tEnMLRud68ILiJlaKJ2F6btNpm7osM+tEZHEUJIaQ doiSkovQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l2QiV-0003yS-8B; Thu, 21 Jan 2021 03:33:03 +0000 Received: from szxga04-in.huawei.com ([45.249.212.190]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1l2QiL-0003uv-NT for linux-nvme@lists.infradead.org; Thu, 21 Jan 2021 03:32:56 +0000 Received: from DGGEMS406-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4DLnx805X9zl7lN; Thu, 21 Jan 2021 11:31:24 +0800 (CST) Received: from huawei.com (10.29.88.127) by DGGEMS406-HUB.china.huawei.com (10.3.19.206) with Microsoft SMTP Server id 14.3.498.0; Thu, 21 Jan 2021 11:32:40 +0800 From: Chao Leng To: Subject: [PATCH 0/5] add clean action for failed reconnection Date: Thu, 21 Jan 2021 11:32:35 +0800 Message-ID: <20210121033240.31906-1-lengchao@huawei.com> X-Mailer: git-send-email 2.16.4 MIME-Version: 1.0 X-Originating-IP: [10.29.88.127] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210120_223254_048623_5C1E0FD3 X-CRM114-Status: UNSURE ( 5.97 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kbusch@kernel.org, axboe@fb.com, hch@lst.de, lengchao@huawei.com, sagi@grimberg.me Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org Reconnection error handling process do not clean suppend requests, this may cause crash due to use queue after free. Add helper for clean code. Chao Leng (5): nvme-core: add cancel tagset helpers nvme-rdma: add clean action for failed reconnection nvme-tcp: add clean action for failed reconnection nvme-rdma: use cancel tagset helper for tear down nvme-tcp: use cancel tagset helper for tear down drivers/nvme/host/core.c | 20 ++++++++++++++++++++ drivers/nvme/host/nvme.h | 2 ++ drivers/nvme/host/rdma.c | 30 ++++++++++++++++++------------ drivers/nvme/host/tcp.c | 30 ++++++++++++++++++------------ 4 files changed, 58 insertions(+), 24 deletions(-) -- 2.16.4 _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme