From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-186.mta0.migadu.com (out-186.mta0.migadu.com [91.218.175.186]) (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 2D2E982866 for ; Thu, 15 Jan 2026 06:05:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.186 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768457161; cv=none; b=DunQeoB24vmVMF3QWKWEPKhged645rE395U6vkMCMZrgRUmnDcoBJ4x4q0wCY53uxblolIWRQANDUdRR0zgKr7seTAW2kAOINt+95SvOTPKfH2aNotaNaPFxcsJt5xdjrlkC0r3Q9q8TZ+/iJRDdV6AKpQCG0EY9T/JMNHiG+jw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768457161; c=relaxed/simple; bh=Wot21i1ixzzeTT2lKY5qJYV4zcsj9xuTLbIjZ1Cr4Go=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Uft46zhQvZqj1Zq5RHSxcSI+F+QiUqoUBfNh74q7SIxEtKmEz3mDN6wEHPPtZvkRuN8dVaTGrSFyeUZbkdE5fqTzY/JQ2BsVRkB/9/MzrLG9R+DGsejmBaHXVSmL+avkY42oH+8utzaYNneYoSmSmVLjcb+lhZndq7PUDD5aw+U= 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=scuVfxqH; arc=none smtp.client-ip=91.218.175.186 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="scuVfxqH" Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1768457156; 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=Cp95f05P+xA83/rUgh+jT3tO7oOGwmlpf1fGjpsoUdo=; b=scuVfxqH0RS0DP4ECtaLqxeLhUm/MS0pkZ3DN29Jl1v51x5jAQDJI0sam/Mebc5IBmiJbY Cr2n1UfaQcHd+BT4UCQczYjJLbH/dlfcEVIsG2SsS1SwNM0LRFM8kw055llt0WrMPuOiFt sI7eKBZ+FvUrwZ4wof0jBQiTUgrTEh8= Date: Thu, 15 Jan 2026 14:05:46 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH v3 00/30] Eliminate Dying Memory Cgroup To: Andrew Morton Cc: 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, linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, Qi Zheng References: <20260114095839.eabf8106e97bf3bcf0917341@linux-foundation.org> <98819615-5001-45f6-8e63-c4220a242257@linux.dev> <20260114215917.8eee7b9fa4da37305b74d6f2@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: <20260114215917.8eee7b9fa4da37305b74d6f2@linux-foundation.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 1/15/26 1:59 PM, Andrew Morton wrote: > On Thu, 15 Jan 2026 11:52:04 +0800 Qi Zheng wrote: > >> >> >> On 1/15/26 1:58 AM, Andrew Morton wrote: >>> On Wed, 14 Jan 2026 19:26:43 +0800 Qi Zheng wrote: >>> >>>> This patchset is intended to transfer the LRU pages to the object cgroup >>>> without holding a reference to the original memory cgroup in order to >>>> address the issue of the dying memory cgroup. >>> >>> Thanks. I'll add this to mm.git for testing. A patchset of this >>> magnitude at -rc5 is a little ambitious, but Linus is giving us an rc8 >>> so let's see. >>> >>> I'll suppress the usual added-to-mm email spray. >> >> Hi Andrew, >> >> The issue reported by syzbot needs to be addressed. If you want to test >> this patchset, would you like me to provide a fix patch, or would you >> prefer me to update to v4? > > A fix would be preferred if that's reasonable - it's a lot of patches > be resending! OK, I'll send the fix ASAP.