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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 63E3CC433EF for ; Thu, 21 Apr 2022 09:00:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1387186AbiDUJDZ (ORCPT ); Thu, 21 Apr 2022 05:03:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40968 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1387164AbiDUJDE (ORCPT ); Thu, 21 Apr 2022 05:03:04 -0400 Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 82A9D1DA42; Thu, 21 Apr 2022 02:00:15 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sin.source.kernel.org (Postfix) with ESMTPS id D14A3CE2157; Thu, 21 Apr 2022 09:00:13 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 1772CC385A9; Thu, 21 Apr 2022 09:00:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1650531612; bh=gNO4r0cmXjtpmBzaOjykkU9ynxPC0HXuCxelkhSQFf4=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Hqw+MqWaZsGT/etT7FbJy/PGLRoOmwuWvWSVrSHe1MK2pirmLB+iRtzTkslSgqBNm x1GwWpLngwnpnoIjHfAJ9jkOzohTEQ9Y3eRd45lC2DB3h56JZfp1HL+5zMR4PuGzxS rqOBgsvQD/We3E7q74/kWVptuM4BPNNUw7XNQO1Jnsrnhro1gpc6nyNvuJjC7LJggb Uzv9W1Frr1IBqsd6mDnsb7oQjMZw0tnYVdJ0W3rsH7p0ZnLO6/9CCMgCcPlSQ41KlZ +ArHfo3OH4xwbRSuEw+y0hYzMYb9p6IETAwCeSkTuRCXpi0Bl5QBE5w61fLbsxExFW QFe6OjA0WFqGw== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id EC296E8DBDA; Thu, 21 Apr 2022 09:00:11 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH] drivers: net: hippi: Fix deadlock in rr_close() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <165053161196.2072.5914610893205922675.git-patchwork-notify@kernel.org> Date: Thu, 21 Apr 2022 09:00:11 +0000 References: <20220417125519.82618-1-duoming@zju.edu.cn> In-Reply-To: <20220417125519.82618-1-duoming@zju.edu.cn> To: Duoming Zhou Cc: linux-kernel@vger.kernel.org, jes@trained-monkey.org, netdev@vger.kernel.org, linux-hippi@sunsite.dk, pabeni@redhat.com, kuba@kernel.org, davem@davemloft.net Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to netdev/net.git (master) by Paolo Abeni : On Sun, 17 Apr 2022 20:55:19 +0800 you wrote: > There is a deadlock in rr_close(), which is shown below: > > (Thread 1) | (Thread 2) > | rr_open() > rr_close() | add_timer() > spin_lock_irqsave() //(1) | (wait a time) > ... | rr_timer() > del_timer_sync() | spin_lock_irqsave() //(2) > (wait timer to stop) | ... > > [...] Here is the summary with links: - drivers: net: hippi: Fix deadlock in rr_close() https://git.kernel.org/netdev/net/c/bc6de2878429 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html