From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 8CF8523E23D for ; Fri, 7 Mar 2025 20:48:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741380528; cv=none; b=CzWsX4cyrnlfPqUzIFy23rNQ7ke+hJM/aqb9205595b4J04U8X3FGAwsRwC3E/emwKff+NzuiRKi9cORSyorgsbWdv52jqapnAZdmPaLovxTF0jrUaGmrq5ncEsElG2ZhJInzgS/v9cRYRrINK9JloP0T0D4F79hz0Ntia6UiYg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741380528; c=relaxed/simple; bh=RvKwtuDvjbtmyqS1otB0FuD19vZ1wjpw0lzBB1XiSA0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=srTcoW8Gfvj49zbZ7PyFePX9Lx9gs181JghpCJVPGqeR4ZCmWvDlivDO3e2yL0IOiV7aDf8ro5Wrbb4ROFizWhsusC2sW7SsdZ9lUxNkTjVgcBDW8WOAaT9Mnfnkd8+WKCJLS4RllHpekgPxUS0XhlHyHZ3B5qIbA2LXUOyfDr8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=vDGHzYNI; arc=none smtp.client-ip=90.155.50.34 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=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="vDGHzYNI" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=DzIhgr18pG7inFFCWSj6rwK5m9SNmaNVTpsZcfEKO54=; b=vDGHzYNIxhx6SKCaNWWWlzymC9 wJyDVgZR7JDqttPhUiGii1N62V1GYmNewjYtvECa0SDIQBn4NfmpjIKx2LraBfPxeJT/4u+0pgxwQ xyArswHyBbYAosFs82jKkKfJ/r0BQOzxA9xxqBCwexybJJZezwkn1pWlPFZyfGyfJ43PwYuvpA/bo ZwniM2oVPFspHBaJWLLEzI6dpEu/XTGdcf/CxvdsWZhiTUzo1n/pUjAMH6CGDIYWBJU9Mg0H3Mi8m OWxAc1Fc8ubMX8GXYGzMLmOOWnwMhU+dVQW4YZt0gz11MiBcfX99/jYzNrxLOWMsTwT8Rf0RdwQzP FTXli0PQ==; Received: from willy by casper.infradead.org with local (Exim 4.98 #2 (Red Hat Linux)) id 1tqece-0000000EOs1-1bNF; Fri, 07 Mar 2025 20:48:44 +0000 Date: Fri, 7 Mar 2025 20:48:44 +0000 From: Matthew Wilcox To: Jaegeuk Kim Cc: Chao Yu , linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH 0/4] f2fs: Remove uses of writepage Message-ID: References: <20250307182151.3397003-1-willy@infradead.org> 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: On Fri, Mar 07, 2025 at 08:39:56PM +0000, Jaegeuk Kim wrote: > On 03/07, Matthew Wilcox (Oracle) wrote: > > I was planning on sending this next cycle, but maybe there's time to > > squeeze these patches into the upcoming merge window? > > > > f2fs already implements writepages and migrate_folio for all three > > address_space_operations, so either ->writepage will never be called (by > > migration) or it will only be harmful (if called from pageout()). > > My tree sitting on [1] doesn't have mm-next, which looks difficult to test this > series for test alone. Matthew, can you point which patches I need to apply > in mm along with this for test? > > [1] f286757b644c "Merge tag 'timers-urgent-2025-02-03' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip" Oh, you don't need any extra patches. The ->writepage removal has been going on since mid-2021 (commit 21b4ee7029c9 was the first removal, I believe).