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Mon, 14 Nov 2022 03:07:10 -0800 (PST) X-Gm-Message-State: ANoB5pkDX696shlnmiNjRdL3fJS2Aua7mnon1SXMPTbElSlM3dJ3vQQm JLEiY44leySu7qSpFa3cT0rwfMbLJYqC2tDOXSo= X-Google-Smtp-Source: AA0mqf7wDQwPA3pTOSPVjMBQXValCRkcy0eZQuDEsbG8KDjXL393R4wvF7iCYv59B/mzoOk4MhJydooBoEVZepSGpZ0= X-Received: by 2002:a4a:b582:0:b0:49d:d7ad:4195 with SMTP id t2-20020a4ab582000000b0049dd7ad4195mr5275628ooo.44.1668424029332; Mon, 14 Nov 2022 03:07:09 -0800 (PST) MIME-Version: 1.0 Received: by 2002:a05:6839:1a4e:0:0:0:0 with HTTP; Mon, 14 Nov 2022 03:07:08 -0800 (PST) In-Reply-To: <20221113162902.883850-2-hch@lst.de> References: <20221113162902.883850-1-hch@lst.de> <20221113162902.883850-2-hch@lst.de> From: Namjae Jeon Date: Mon, 14 Nov 2022 20:07:08 +0900 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH 1/9] extfat: remove ->writepage To: Christoph Hellwig Cc: Sungjong Seo , Jan Kara , OGAWA Hirofumi , Mikulas Patocka , Dave Kleikamp , Bob Copeland , linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, jfs-discussion@lists.sourceforge.net, linux-karma-devel@lists.sourceforge.net, linux-mm@kvack.org Content-Type: text/plain; charset="UTF-8" ARC-Authentication-Results: i=1; imf06.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b="A/TWlCEX"; spf=pass (imf06.hostedemail.com: domain of linkinjeon@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=linkinjeon@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1668424031; a=rsa-sha256; cv=none; b=u6A7DqSmjaVHLBublNGuGrKpWWZc78SJ91rWPGn/S38GWtiX+wrBWhr8W3ApPX6kFWLO+O 7OckqYIrWpTRgmsBlBCdmFo1zdYTx2avWbFU3YCjdQ3A9+JqYmzLtjM3PVCodlTM7TzqtZ u/eS0Fd/4cdohMxUvUuW5jWEbpIxeK8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1668424031; h=from:from:sender: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: in-reply-to:in-reply-to:references:references:dkim-signature; bh=BBQzIyZZF5rlbBw98y1P4gBlWGiyde5VKcuft9ToRAY=; b=WSW1H69720r9cmkqch4eL37oCRFIndb3+eV9IyzrNTQibk04pah9n+xN2ug18THr0sjdHI d8ixhXqiXaQvoF2oHs+OwMEY9NPCpTc0DT6YyW5OlaXvy5q1/RIcrgI9Y4QVwhY2B7SIW2 VelQD8bfN/QFkM5MxQDkCOTdMUZCly8= X-Stat-Signature: sg6mt7nf4df8omsd73k745bn59rfnadz X-Rspamd-Queue-Id: 5D2BC180003 X-Rspam-User: Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b="A/TWlCEX"; spf=pass (imf06.hostedemail.com: domain of linkinjeon@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=linkinjeon@kernel.org; dmarc=pass (policy=none) header.from=kernel.org X-Rspamd-Server: rspam11 X-HE-Tag: 1668424031-434642 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 2022-11-14 1:28 GMT+09:00, Christoph Hellwig : > ->writepage is a very inefficient method to write back data, and only > used through write_cache_pages or a a fallback when no ->migrate_folio > method is present. > > Set ->migrate_folio to the generic buffer_head based helper, and remove > the ->writepage implementation. > > Signed-off-by: Christoph Hellwig Acked-by: Namjae Jeon Thanks!