From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out30-133.freemail.mail.aliyun.com (out30-133.freemail.mail.aliyun.com [115.124.30.133]) (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 E8C742989A2; Mon, 12 Jan 2026 14:56:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=115.124.30.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768229785; cv=none; b=fFheMPd8nfgur6ngZxcyLrJ4ljNOodlBAtbbMGB7V+GSSfoqyqRnvZVlcjM2O6t1/SUZjTCl/zVBPFpbjzIvAXkI/2QrmH4nxV4R7I2ROvswOV+mfTvozxqpGh+HFjjLVoi0Cz1L8do7cOkAVSvztKaQLZE1W3rnE932vDZnBTQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768229785; c=relaxed/simple; bh=m477eRIQKL6+kbWgLpJVhpGGKXyfo8DtsbwQc4IdVjs=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=awzE8Kz1WyT9tKQNndEAzG4IxgyjoztH8YzegLu6LnPETMV8JgxpHbWRyBX/l4FY/Nidh3sFo8skJOKiU0sMCgaReAo0LFrfvl6JTgMs6Pbgu8WM9QF/i787ZK3z9As+CdTpw5Sd9wGw3e/D9fuQUFEk7hbYBWKDg8iEhb2nztQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com; spf=pass smtp.mailfrom=linux.alibaba.com; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b=mf4+9422; arc=none smtp.client-ip=115.124.30.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b="mf4+9422" DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1768229774; h=Message-ID:Date:MIME-Version:Subject:To:From:Content-Type; bh=bWzdgp2CS2X31/zzChh3XFiUbP6b5dWYiArq4z741J4=; b=mf4+9422+C3zFDspcWEATYmPol6o2IDdNjGfjrRyIVsaKSxHaAteEdM36kGXtKVn8t5hCfq2KbQK/7X0OMmoajcFBjQenO9fQYS/BDPHXmetPVQsLe37nObCxwowC/eC2t6rktME0Gd0bFFn82mSVWoVJmUQ5EdROoubaKM4Pog= Received: from 30.180.182.138(mailfrom:hsiangkao@linux.alibaba.com fp:SMTPD_---0Wwv.v-g_1768228832 cluster:ay36) by smtp.aliyun-inc.com; Mon, 12 Jan 2026 22:40:33 +0800 Message-ID: Date: Mon, 12 Jan 2026 22:40:32 +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 v14 00/10] erofs: Introduce page cache sharing feature To: Christian Brauner Cc: chao@kernel.org, djwong@kernel.org, amir73il@gmail.com, hch@lst.de, linux-fsdevel@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-kernel@vger.kernel.org, Hongbo Li References: <20260109102856.598531-1-lihongbo22@huawei.com> <20260112-begreifbar-hasten-da396ac2759b@brauner> From: Gao Xiang In-Reply-To: <20260112-begreifbar-hasten-da396ac2759b@brauner> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi Christian, On 2026/1/12 17:14, Christian Brauner wrote: > On Fri, Jan 09, 2026 at 10:28:46AM +0000, Hongbo Li wrote: >> Enabling page cahe sharing in container scenarios has become increasingly >> crucial, as it can significantly reduce memory usage. In previous efforts, >> Hongzhen has done substantial work to push this feature into the EROFS >> mainline. Due to other commitments, he hasn't been able to continue his >> work recently, and I'm very pleased to build upon his work and continue >> to refine this implementation. > > I can't vouch for implementation details but I like the idea so +1 from me. Thanks, I think it should be fine. Let me finalize the review this week. Thanks, Gao Xiang