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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E1726C433F5 for ; Wed, 10 Nov 2021 14:50:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CF19B60EDF for ; Wed, 10 Nov 2021 14:50:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232286AbhKJOw7 (ORCPT ); Wed, 10 Nov 2021 09:52:59 -0500 Received: from mail.kernel.org ([198.145.29.99]:42786 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231743AbhKJOw5 (ORCPT ); Wed, 10 Nov 2021 09:52:57 -0500 Received: by mail.kernel.org (Postfix) with ESMTPS id 1A8BE61260; Wed, 10 Nov 2021 14:50:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1636555809; bh=oTlyjQNAHjMz+AYWY1fgWpepM01o3DwdwzAhdgw87/s=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=WnN/aJgVq3OTU0rZP5brs5n3S8jSPeaJsdlvR0oXST+MEjnIkLFlTl+m2T1Uero8Z vOsFj7sbEJmLO5GReA5DMyRp1XZRrwKhfsD61crUiioy4QU+qb0uxfcgAtUTXeoLRu +rEbDQYuUVzfG1nB9iF/3aCvVd9xwxRrgFyNkKVOAIoONpIxAxJSITh71hPlymmc8S +pCHrfKweWWENs/a9EVg+/WGF3GMwLnBH6+2HKvD7RiregsU8UR0etxAeKQNT8eJlU JT3I1LV6ufPWjk3YVv4FauQKLBINpL8qxmyN7Ubyze3aloE32/3cgnmJH2EUChwxDk spL1dRsDicB9A== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] net/smc: fix sk_refcnt underflow on linkdown and fallback From: patchwork-bot+netdevbpf@kernel.org Message-Id: <163655580907.25401.1603887156764424326.git-patchwork-notify@kernel.org> Date: Wed, 10 Nov 2021 14:50:09 +0000 References: <20211110070234.60527-1-dust.li@linux.alibaba.com> In-Reply-To: <20211110070234.60527-1-dust.li@linux.alibaba.com> To: Dust Li Cc: kgraul@linux.ibm.com, ubraun@linux.vnet.ibm.com, tonylu@linux.alibaba.com, guwen@linux.alibaba.com, xuanzhuo@linux.alibaba.com, linux-s390@vger.kernel.org, netdev@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to netdev/net.git (master) by David S. Miller : On Wed, 10 Nov 2021 15:02:34 +0800 you wrote: > We got the following WARNING when running ab/nginx > test with RDMA link flapping (up-down-up). > The reason is when smc_sock fallback and at linkdown > happens simultaneously, we may got the following situation: > > __smc_lgr_terminate() > --> smc_conn_kill() > --> smc_close_active_abort() > smc_sock->sk_state = SMC_CLOSED > sock_put(smc_sock) > > [...] Here is the summary with links: - [net] net/smc: fix sk_refcnt underflow on linkdown and fallback https://git.kernel.org/netdev/net/c/e5d5aadcf3cd You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html