From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mta0.migadu.com (out-6.mta0.migadu.com [91.218.175.6]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D9615330B0B for ; Mon, 17 Aug 2026 11:29:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.6 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786966180; cv=none; b=K+rFoXAXmiCkdXU2f+WiSUuYYPrvfFkRZqjPNNKQ8LMMjTyoscW2N8r0thfq7Q35I4YzBP0/OMpeLAQKQ/jOWZnQWHk3ddyzTWgkO7gaVpH97jiOdzVezlim93BOHjVxyxPrX5cmiha91z34MndTAFuMn1PotXoRVHMKPHrugkE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786966180; c=relaxed/simple; bh=wCVHFjCoJCDhU8nWVYdXDPl3Sitt70Cj77o6Y2o/XqI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=qmE23/9zz8nBxkqtrz+/YHDxH6uYuJCkaiNoop82B+8kOo5y5KHCR0ml+pBVJ/XDcaTjLvcnKwxkGQOgy67CPFeGPuzg3eRCdFuhKY9pgkRH0L7ueoq3biIbDW47N1289i81VIYUUjGLbdoWkA9l8gL/JAjkmmzOfFxpkvyWLFI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=FQCDfwQ1; arc=none smtp.client-ip=91.218.175.6 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="FQCDfwQ1" X-Envelope-To: linux-kernel@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=wCVHFjCoJCDhU8nWVYdXDPl3Sitt70Cj77o6Y2o/XqI=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1786966176; v=1; x=1787570976; b=FQCDfwQ1gMFZvJTCmRxfcnZ1UflzOtz5jlvblwxwSyFXRiFSGWtv31KaZ+QxLqIqWfN4sqKq XqENtP4ExSoGef0V9XdK84LSJy+/QVR8mnLVgHYLXsskcfRB4n5xReDjDEPF2Abz2ogCkaMH3f3 ZqEglMhOyUmTygQf/Oh/2iqM= X-Envelope-To: linux-kernel@vger.kernel.org Received: from [10.4.50.126] (221.194.171.228) by smtp.migadu.com with ESMTPS id ba7939d909808a56; Mon, 17 Aug 2026 11:29:36 +0000 X-Migadu-Flow: FLOW_OUT Message-ID: Date: Mon, 17 Aug 2026 19:29:25 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 2/4] mm: memcontrol: make obj_cgroup_memcg() handle NULL objcg To: hughd@google.com, baolin.wang@linux.alibaba.com, usama.arif@linux.dev, brauner@kernel.org, akpm@linux-foundation.org, david@kernel.org, Qi Zheng , Johannes Weiner , Michal Hocko , Muchun Song , Roman Gushchin , Shakeel Butt Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org References: <09bcf74312246a6e4146be8a0cb9787f8beddb28.1786955972.git.zhengqi.arch@bytedance.com> From: Qi Zheng In-Reply-To: <09bcf74312246a6e4146be8a0cb9787f8beddb28.1786955972.git.zhengqi.arch@bytedance.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit CC the maintainers of MEMCG who were missed in the previous email.