From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 E561722B8BE; Tue, 18 Feb 2025 08:26:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739867168; cv=none; b=NdOtmBmF7j508RZr+KvYl2BV47KyTOhT/uA+t4+QqMLqVnrRnKd3712ssutnYv4tcY+v6GbxgXl+j71MkSJDIHb0Rjs1EBDGiNZzY4ilUGQ75Qlxx4/CdSSoVeOrf4jtmMy/RjnIzbu8BiFcUvR4q3zwd/fPORkMxqywlyt3awc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739867168; c=relaxed/simple; bh=6+V3lp5W22nRBogzJ+Ne1Q5jwm+N2HfbNVp8+d6wAmc=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; b=VQqaNseWIraIvWYO0x4oYG6HXSbBiUKWpZLy7JbWZZqY6lZhV2IPGxgGRidZsUapbYw2Zo/lCwvZhr2MiQdhRZ6veNjabF71uwSAxLYhnCu7hN0G4/1Hi9+KIbIaHyVAMUtHhAjWJ/FboLuG03CDAyhZEi3R3xIP2yR7tcpHQww= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=zhUQ+e6H; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="zhUQ+e6H" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding :Content-ID:Content-Description:References; bh=FkUCjxz9vjqxLei0utw3tRN3Rl77dSlMqLgpoQD9LSw=; b=zhUQ+e6HSttPyyE2/vmwfPYv33 X+w/gXVba5sH/Xs9XQ6XLUasYNrzvNvxOvX7Nb/XdZlh4iIa94HDOCqLQ+o/ZIVmxhCScLRN/MzTw YxQy84GMZef8zz4k+rqrdU5SeKL29sLd3kN1Ez5nhGt39B+KHRdlw5Wgx89hjcwDX55Oev9byfxVQ ko5eHRSUOjD80H85xR8DfMNvPlQRqotlBiVOgI2YbOZDuzxYfHaI1V0xUklb6YTAQpVD2p3GTLDH2 44PtrClYGsMkeWE0CHFmCANkhTCwyZs4rxxz8RR8mhke5UaII8tGB9vd1jJxb7c1JfQouNLYAxfZt 0tWPxfew==; Received: from hch by bombadil.infradead.org with local (Exim 4.98 #2 (Red Hat Linux)) id 1tkIve-00000007GjS-2N6c; Tue, 18 Feb 2025 08:26:06 +0000 Date: Tue, 18 Feb 2025 00:26:06 -0800 From: Christoph Hellwig To: Jaegeuk Kim Cc: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-api@vger.kernel.org Subject: Re: [PATCH 0/2 v9] reclaim file-backed pages given POSIX_FADV_NOREUSE Message-ID: Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250212023518.897942-1-jaegeuk@kernel.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html This still has a file system sysfs HACK, you're still not Ccing the right list, etc. Can you pleae at least try to get it right? On Wed, Feb 12, 2025 at 02:31:55AM +0000, Jaegeuk Kim wrote: > This patch series does not add new API, but implements POSIX_FADV_NOREUSE where > it keeps the page ranges in the f2fs superblock and add a way for users to > reclaim the pages manually. > > Change log from v8: > - remove new APIs, but use fadvise(POSIX_FADV_NOREUSE) > > Jaegeuk Kim (2): > f2fs: keep POSIX_FADV_NOREUSE ranges > f2fs: add a sysfs entry to reclaim POSIX_FADV_NOREUSE pages > > Documentation/ABI/testing/sysfs-fs-f2fs | 7 ++ > fs/f2fs/debug.c | 3 + > fs/f2fs/f2fs.h | 14 +++- > fs/f2fs/file.c | 60 +++++++++++++++-- > fs/f2fs/inode.c | 14 ++++ > fs/f2fs/shrinker.c | 90 +++++++++++++++++++++++++ > fs/f2fs/super.c | 1 + > fs/f2fs/sysfs.c | 63 +++++++++++++++++ > 8 files changed, 246 insertions(+), 6 deletions(-) > > -- > 2.48.1.601.g30ceb7b040-goog > > ---end quoted text---