From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out30-100.freemail.mail.aliyun.com (out30-100.freemail.mail.aliyun.com [115.124.30.100]) (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 17D98269CE7; Wed, 24 Dec 2025 08:19:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=115.124.30.100 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766564385; cv=none; b=tqBvDhhKfJox76W/XXkO3zzfvcxJSEMRbvfMCCr3aQSv/KML64LrCwfS2qu9YI2Pjq7NIOOefSogQsspRy7cexI6ghP/xgsEOnoc2dLO5U3FJpS4k37OiK1pigDvZw0pXNZpPuSHXwUzcg0nwz5geVqEiUyZ7N2i9YFBYFy3mV4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766564385; c=relaxed/simple; bh=/vb+kTRQXxV74NqIzAsBMsSAprz5e8IMJSdrh/pUTSU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Gklk2uyb8g1k/3eC+7R2+byLy6ztph10t+G9LuuYTyt1mY8joMXlNax85vGldnxdDnmtfqFsisUr/QuVEOwgbE09ouEk1ADIhedODPdjZc4t+Sd3ynOId6TMH+fj9Y8gcUDYotC9t5oXVxnabsfZwpzRsPClIRhUcH7h9v++rC0= 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=nIXDxuzd; arc=none smtp.client-ip=115.124.30.100 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="nIXDxuzd" DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1766564373; h=Message-ID:Date:MIME-Version:Subject:To:From:Content-Type; bh=Poea4D6ZtkRk1wYWsUlI3KQOAqqgo7NAY+cTVCqmt8M=; b=nIXDxuzdRAaPHB0ZH96/+tjoYpAIi4YLM2g6XLnrRSQGOybnl4EJQwmKfWdDmwY8LaqQ90dStsFOqzmIPdrlOSWDsL9WjKUtKhmCPG0befEXmvS5spd12sRZ2awjIKT10dVw8Cj+1qlc8rgFKhc5LIgcGweoApOu3gQJ/KLgDhU= Received: from 30.221.133.159(mailfrom:hsiangkao@linux.alibaba.com fp:SMTPD_---0WvaV2jt_1766564372 cluster:ay36) by smtp.aliyun-inc.com; Wed, 24 Dec 2025 16:19:33 +0800 Message-ID: Date: Wed, 24 Dec 2025 16:19:32 +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 v11 10/10] erofs: implement .fadvise for page cache share To: Hongbo Li Cc: linux-fsdevel@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-kernel@vger.kernel.org, Chao Yu , Christian Brauner , "Darrick J. Wong" , Amir Goldstein , Christoph Hellwig References: <20251224040932.496478-1-lihongbo22@huawei.com> <20251224040932.496478-11-lihongbo22@huawei.com> From: Gao Xiang In-Reply-To: <20251224040932.496478-11-lihongbo22@huawei.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 2025/12/24 12:09, Hongbo Li wrote: > From: Hongzhen Luo > > This patch implements the .fadvise interface for page cache share. > Similar to overlayfs, it drops those clean, unused pages through > vfs_fadvise(). > > Signed-off-by: Hongzhen Luo > Signed-off-by: Hongbo Li Reviewed-by: Gao Xiang Thanks, Gao Xiang