From nobody Tue May 21 03:00:24 2024 Received: from dggsgout11.his.huawei.com (unknown [45.249.212.51]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 965864685; Wed, 17 Apr 2024 03:57:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.51 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713326227; cv=none; b=CQJ7KgViRVDyUQ7qIc/O5BZEFwkTzwGvqbc+IIsV6PwNDiJ6wXiZr4yw6UNLwLF9BlDDPP7964vyTHLH5XN+jwFTzE0x8967FjdCV6/W9hfTegXa/qwGn3RLmTcMxi1ulvY7O/tF772Fnf6R86jD329jQPwrAcvJUCiMBSMWdro= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713326227; c=relaxed/simple; bh=PKWD7vbdejU793x1sasom1PgvsZwR9MEFIfZnc+KRUs=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=P6ynLjPL/Eb4ydyJO9zCSYh3aHfAVTGoBPJAvnHptx+FcgWBx5eMsq+6oXLnTO88+t/CdX1Bj8RAfAUkQ9B+AoSNqJsH6x9VI2+pa66G9l3CRKECUIbQ4f3s5r23Xu4W8eS9B0WBJSwDzmmRgnLds227no6ckc3Ml6xkEb2VGWI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com; spf=pass smtp.mailfrom=huaweicloud.com; arc=none smtp.client-ip=45.249.212.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=huaweicloud.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huaweicloud.com Received: from mail.maildlp.com (unknown [172.19.163.216]) by dggsgout11.his.huawei.com (SkyGuard) with ESMTP id 4VK6Y00PtKz4f3nV5; Wed, 17 Apr 2024 11:56:52 +0800 (CST) Received: from mail02.huawei.com (unknown [10.116.40.112]) by mail.maildlp.com (Postfix) with ESMTP id EE6651A08FC; Wed, 17 Apr 2024 11:57:00 +0800 (CST) Received: from huaweicloud.com (unknown [10.67.174.26]) by APP1 (Coremail) with SMTP id cCh0CgAn+RGESB9m5cPFKA--.12259S4; Wed, 17 Apr 2024 11:56:53 +0800 (CST) From: Xiu Jianfeng To: tj@kernel.org, lizefan.x@bytedance.com, hannes@cmpxchg.org Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH -next] cgroup_freezer: update comment for freezer_css_online() Date: Wed, 17 Apr 2024 03:50:28 +0000 Message-Id: <20240417035028.884560-1-xiujianfeng@huaweicloud.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: cCh0CgAn+RGESB9m5cPFKA--.12259S4 X-Coremail-Antispam: 1UD129KBjvdXoW7JrykuF1DGFy7ZrWxXFW3trb_yoWDCFcEkw 4xXr1jgr4vvr1j9w1Yy3ZYvanYgayxCryIkrs8Kr45Aas0yrn8JanrKryfXr4UXa1vgrn0 y34kZrZ3trnFgjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbokYFVCjjxCrM7AC8VAFwI0_Gr0_Xr1l1xkIjI8I6I8E6xAIw20E Y4v20xvaj40_Wr0E3s1l1IIY67AEw4v_Jr0_Jr4l8cAvFVAK0II2c7xJM28CjxkF64kEwV A0rcxSw2x7M28EF7xvwVC0I7IYx2IY67AKxVW7JVWDJwA2z4x0Y4vE2Ix0cI8IcVCY1x02 67AKxVW8Jr0_Cr1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I 0E14v26rxl6s0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40E x7xfMcIj6xIIjxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x 0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41l42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Y z7v_Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWUGVWUWwC2zV AF1VAY17CE14v26r126r1DMIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI0_Jr0_JF4l IxAIcVC0I7IYx2IY6xkF7I0E14v26r1j6r4UMIIF0xvE42xK8VAvwI8IcIk0rVWrZr1j6s 0DMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Jr0_GrUvcSsG vfC2KfnxnUUI43ZEXa7IU1zuWJUUUUU== X-CM-SenderInfo: x0lxyxpdqiv03j6k3tpzhluzxrxghudrp/ Content-Type: text/plain; charset="utf-8" From: Xiu Jianfeng The freezer->lock was replaced by freezer_mutex in commit e5ced8ebb10c ("cgroup_freezer: replace freezer->lock with freezer_mutex"), so the comment here is out-of-date, update it. Signed-off-by: Xiu Jianfeng --- kernel/cgroup/legacy_freezer.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/kernel/cgroup/legacy_freezer.c b/kernel/cgroup/legacy_freezer.c index 66d1708042a7..d598cc6ee92e 100644 --- a/kernel/cgroup/legacy_freezer.c +++ b/kernel/cgroup/legacy_freezer.c @@ -106,8 +106,7 @@ freezer_css_alloc(struct cgroup_subsys_state *parent_cs= s) * @css: css being created * * We're committing to creation of @css. Mark it online and inherit - * parent's freezing state while holding both parent's and our - * freezer->lock. + * parent's freezing state while holding cpus read lock and freezer_mutex. */ static int freezer_css_online(struct cgroup_subsys_state *css) { --=20 2.34.1