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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2D078EFCE58 for ; Thu, 5 Mar 2026 02:51:32 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 3789A6B0005; Wed, 4 Mar 2026 21:51:31 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 326506B0088; Wed, 4 Mar 2026 21:51:31 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 228AA6B0089; Wed, 4 Mar 2026 21:51:31 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 101876B0005 for ; Wed, 4 Mar 2026 21:51:31 -0500 (EST) Received: from smtpin23.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 95AEE1CB42 for ; Thu, 5 Mar 2026 02:51:30 +0000 (UTC) X-FDA: 84510483540.23.3BC3D39 Received: from out-178.mta0.migadu.com (out-178.mta0.migadu.com [91.218.175.178]) by imf22.hostedemail.com (Postfix) with ESMTP id 61847C000A for ; Thu, 5 Mar 2026 02:51:28 +0000 (UTC) Authentication-Results: imf22.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b=LBCRf6Ry; spf=pass (imf22.hostedemail.com: domain of qi.zheng@linux.dev designates 91.218.175.178 as permitted sender) smtp.mailfrom=qi.zheng@linux.dev; dmarc=pass (policy=none) header.from=linux.dev ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1772679088; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=ce9EqtabjAdAeKefFLUq0trgFug3kHXTicrfkTTmTdo=; b=IqG0FOspsLYe+u+rT6xe1mkryLdnwyjc2jBNBRlSuUFZgOFwy/pWXHxiHXT7kT3+ZZOLbo rtmIGTMpKzuvcOpdH8ykcMjMHB04DbdkkZc8+CoAfc89Po5w7xuT86wHvtiP2vf/jIZ3Lr RFJMBqKdPGe6bYHGCu2ZDxl7xB3vRxs= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1772679088; a=rsa-sha256; cv=none; b=zUaPTk7jQIGnHYHfCYQTWIup34FPcZWzgB7sUdOVnqgmKmx4Oyi50ihBD3Ng7BqXdfXDuy HKUEMBwknaI0Pm/IYRYtq6Iul7CMVJ4cGB/8P3LEUkfaA/g/b/oM5E1xRTYdS5fUDVjb3m kOKI7FCzlXzw79nxhsiWLLHEYdVheq0= ARC-Authentication-Results: i=1; imf22.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b=LBCRf6Ry; spf=pass (imf22.hostedemail.com: domain of qi.zheng@linux.dev designates 91.218.175.178 as permitted sender) smtp.mailfrom=qi.zheng@linux.dev; dmarc=pass (policy=none) header.from=linux.dev Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1772679085; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ce9EqtabjAdAeKefFLUq0trgFug3kHXTicrfkTTmTdo=; b=LBCRf6RyiS8eBOAANfyDQJkIyNmgHJRCV5zdDo2BMV2WQs2MdxHm9tbG3KWUom8e2GEct/ zCqAXSVJhZ1fKkCDrlsPfUQNnPzy0W0kJ0yRPtPF4Yfcwge4RlkOhCb1aXHFE7bBsgkKOC agVRYflly/5+l2og3VSmMtmlKDYl1w4= Date: Thu, 5 Mar 2026 10:51:00 +0800 MIME-Version: 1.0 Subject: Re: [PATCH v5 update 29/32] mm: memcontrol: prepare for reparenting non-hierarchical stats To: Andrew Morton Cc: Yosry Ahmed , hannes@cmpxchg.org, hughd@google.com, mhocko@suse.com, roman.gushchin@linux.dev, shakeel.butt@linux.dev, muchun.song@linux.dev, david@kernel.org, lorenzo.stoakes@oracle.com, ziy@nvidia.com, harry.yoo@oracle.com, yosry.ahmed@linux.dev, imran.f.khan@oracle.com, kamalesh.babulal@oracle.com, axelrasmussen@google.com, yuanchu@google.com, weixugc@google.com, chenridong@huaweicloud.com, mkoutny@suse.com, hamzamahfooz@linux.microsoft.com, apais@linux.microsoft.com, lance.yang@linux.dev, bhe@redhat.com, usamaarif642@gmail.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, Qi Zheng References: <20260228072556.31793-1-qi.zheng@linux.dev> <46bgg2vwqvmex7wtk2fkvf454tqgaychb7l4odnnrx7svci5ha@vy4b4ophm763> <22cca07c-49e0-42e8-b937-7b1c7c51e78d@linux.dev> <20260304140656.10c524970519de373accca0b@linux-foundation.org> X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Qi Zheng In-Reply-To: <20260304140656.10c524970519de373accca0b@linux-foundation.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT X-Stat-Signature: 64yufecxjjwgbhc8hx55oqnx5ihkzxuo X-Rspam-User: X-Rspamd-Queue-Id: 61847C000A X-Rspamd-Server: rspam12 X-HE-Tag: 1772679088-790067 X-HE-Meta: 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 O1qhwEjY 8LNvoJnajbQliZHf0DFL71c8dlLwU8LaGa2AMtPWrMf7HFFLTGJtJ/U/Ch20o0yggOBniQHSQQAYhE1Qqkom6HTeZuZDm0XOZzGZAhF29c4BrpkTfHvKcOHCavrIP5JpiCRFqj16WaW4nFaEHegc7AbaIc+HrRu727dm3B3EHO3oS/t2CXXDqn/SsB9l/dknV73apgsScXLU6rYyB1buPUysaKw== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 3/5/26 6:06 AM, Andrew Morton wrote: > On Wed, 4 Mar 2026 15:56:42 +0800 Qi Zheng wrote: > >> --- a/kernel/cgroup/cgroup.c >> +++ b/kernel/cgroup/cgroup.c >> @@ -6044,8 +6044,8 @@ int cgroup_mkdir(struct kernfs_node *parent_kn, >> const char *name, umode_t mode) >> */ >> static void css_killed_work_fn(struct work_struct *work) >> { >> - struct cgroup_subsys_state *css = >> - container_of(work, struct cgroup_subsys_state, >> destroy_work); > > Lots of wordwrapping in this patch. Oh, I will check this more carefully in v6. Thanks, Qi