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 C6B17ECAA24 for ; Thu, 25 Aug 2022 17:43:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239846AbiHYRne (ORCPT ); Thu, 25 Aug 2022 13:43:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57604 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229804AbiHYRnc (ORCPT ); Thu, 25 Aug 2022 13:43:32 -0400 Received: from mail-pl1-x629.google.com (mail-pl1-x629.google.com [IPv6:2607:f8b0:4864:20::629]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DF2A2B6D2A; Thu, 25 Aug 2022 10:43:30 -0700 (PDT) Received: by mail-pl1-x629.google.com with SMTP id m2so19155700pls.4; Thu, 25 Aug 2022 10:43:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :sender:from:to:cc; bh=2Q9sxu1HRBMxvkcK86QE22Ms07BjEIEOP4ZDQ3uVSzc=; b=FCXHKofw5D2STaFKgE47setXTxKBRs80FRNxxPkumH4L1qjSM5ciq8KO4NAysGvJuD wr80KVTFsGVBIOgkAQqhEf8h4/r2Scasna7nu5ebGaoteIadBcXH9IJaAK0/262G0/LD dFd0+Rtvb+tXtPz9XcAmqH/2Xr6NacQC9VJJuJ5Y0scTs5HbQ5EMrwTZIZgbyK508Jpy 2BIdgqsFs5pFwkCgbpFWmXsmo+RQ6CZR5yTLqRiAzcdsq65OfeFKrf4xjDyrAjPzTtFK s7+0vfpVVdMUMc0aCVA10L/ZtXWrC6HSvXJE9eKqNgqvnpn0Rmu+lZ2Qp6S5yLnbroYg NGBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-disposition:mime-version:message-id:subject:cc:to:from:date :sender:x-gm-message-state:from:to:cc; bh=2Q9sxu1HRBMxvkcK86QE22Ms07BjEIEOP4ZDQ3uVSzc=; b=m2Ct9a+BqMKi+428omUrC+carQzGPyP8fmcPlnIPm6c+yEYuNrjKO/iirCV4r23XSw dNOnzirtgR3PENUaoM0jkxwZ1/qTYk+TwwOBNd3z3D15Vp470i7mFn6oybV1B9O+II7l OymcOQEIqSZtjHSFdTkz9Ej1Y026GJ1r4CqpcN/oSAbl7QcupZO1j2i4d0tsNCoAyjL1 ZvL+6y/hHxkXRg9+umnPXqB1lJMeVO0AGklW8U8C52tdt6Y+p3UI/PT1t7yXJb0qnea6 h1uFrEZl1Q5UD6C6jaEFIEZvzpnTiMXMjLW3lnou0Hcbs+1jVIFllpNKh0rRX0X0/lML KCnw== X-Gm-Message-State: ACgBeo2LWSBoZPjGH0JQ383xe7ZeR4ld8RAdCly4P+piVXCttYEEBTHm iL5otGXpwTm2qMimwcxHEj8= X-Google-Smtp-Source: AA6agR5TyjlWqCz/7+W7Bd1f+2e+LclerB3KYBGfN9ot+qYG8JspDm7ZIXSscqU99KN19Qh1kx/8Jg== X-Received: by 2002:a17:90b:17ce:b0:1fb:3b43:f6f8 with SMTP id me14-20020a17090b17ce00b001fb3b43f6f8mr269193pjb.76.1661449410138; Thu, 25 Aug 2022 10:43:30 -0700 (PDT) Received: from localhost (2603-800c-1a02-1bae-a7fa-157f-969a-4cde.res6.spectrum.com. [2603:800c:1a02:1bae:a7fa:157f:969a:4cde]) by smtp.gmail.com with ESMTPSA id i11-20020a17090332cb00b0016f975be2e7sm15054336plr.139.2022.08.25.10.43.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 Aug 2022 10:43:29 -0700 (PDT) Sender: Tejun Heo Date: Thu, 25 Aug 2022 07:43:27 -1000 From: Tejun Heo To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, Tetsuo Handa Subject: [GIT PULL] cgroup fixes #2 for v6.0-rc2 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The following changes since commit 763f4fb76e24959c370cdaa889b2492ba6175580: cgroup: Fix race condition at rebind_subsystems() (2022-08-23 08:11:06 -1000) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git/ tags/cgroup-for-6.0-rc2-fixes-2 for you to fetch changes up to 43626dade36fa74d3329046f4ae2d7fdefe401c6: cgroup: Add missing cpus_read_lock() to cgroup_attach_task_all() (2022-08-25 07:36:30 -1000) ---------------------------------------------------------------- 4f7e7236435ca0ab ("cgroup: Fix threadgroup_rwsem <-> cpus_read_lock() deadlock") in the previous fix pull required cgroup core to grab cpus_read_lock() before invoking ->attach(). Unfortunately, it missed adding cpus_read_lock() in cgroup_attach_task_all(). Fix it. ---------------------------------------------------------------- Tetsuo Handa (1): cgroup: Add missing cpus_read_lock() to cgroup_attach_task_all() kernel/cgroup/cgroup-v1.c | 2 ++ 1 file changed, 2 insertions(+)