From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 17CF5C7EE26 for ; Sun, 21 May 2023 23:44:23 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id AC291900003; Sun, 21 May 2023 19:44:22 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id A7396900002; Sun, 21 May 2023 19:44:22 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 962A1900003; Sun, 21 May 2023 19:44:22 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 87A64900002 for ; Sun, 21 May 2023 19:44:22 -0400 (EDT) Received: from smtpin02.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 4BDC5140133 for ; Sun, 21 May 2023 23:44:22 +0000 (UTC) X-FDA: 80815893564.02.C88DC5F Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf23.hostedemail.com (Postfix) with ESMTP id 7FBA4140017 for ; Sun, 21 May 2023 23:44:20 +0000 (UTC) Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=B01HdAPF; dmarc=pass (policy=none) header.from=kernel.org; spf=pass (imf23.hostedemail.com: domain of dlemoal@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=dlemoal@kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1684712660; 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:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=D3ON52/oBoiDPPEwPVEo7ufvfEHAk3mG/WX3TEQY1Ow=; b=5JW3Qn5BsuLSXspgMPDoyymxBm+NXYh3PEC7EaIPwp5QGP9+8fcPXWzejcEg49n/r+Q/pN AsY3XBF9L7ewiq6L12WuwNgr45ti0zEsJC1egAkOgLEhp77QHyroAHxdKYPwujtoRHgswR 9PTin683Sh+wTIOs/rJqaDIqLZNPQf8= ARC-Authentication-Results: i=1; imf23.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=B01HdAPF; dmarc=pass (policy=none) header.from=kernel.org; spf=pass (imf23.hostedemail.com: domain of dlemoal@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=dlemoal@kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1684712660; a=rsa-sha256; cv=none; b=ioN3U5RKbQ7nciEgWoMQDXi2qvoV1ywji4sNdLwU+7jyRq4l5XdW4pcjLx/+JajB24U/Oa sSM46GA6KW8B1AotfDJ3zN/O4iQ0S3f/W0Za+Nk8vhn2Q5t+yfHRUuICmiKyun+0STyl9e GnVQX+SIxlpsGWmS9iV4/ZeXd4WSGxg= Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 8504D614C7; Sun, 21 May 2023 23:44:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 575A8C433EF; Sun, 21 May 2023 23:44:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1684712659; bh=rN0pgHH364PGD+YbnxODmAiedsQk+sR/miSpfYq1jG0=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=B01HdAPFZNpXSANwj/AR66SsyvdifehJ3h1PPX+3t5dhQlViDal2O1TfIz0ZR/l1+ nWRp26BJPxq1xulOdyjJxBPQFYsZi4oOoIiZy95llY8Vpy9+T3XIicMZVbexOWWdx6 aPmpOFog+AFn7kPaWaFyD7Zkc7qmhAYTysqlisd6I0upsE/lJvleFWkJqdPeBQUrhJ /qk96Ki0QX7a8xyjGjhDmPzSxEtzRViITwpML49uUWd3BM4vuAWHX43lz0K7EkKekd SxswSxIkzlIcQd9/WA+JdT9SYjDE3w5Hio7Z+4H+xfj4WBDhshhfMKwRRVvz3n+dYJ jBdlwTDfxyd2Q== Message-ID: <600202a3-25dd-a404-9051-637fcbc90db6@kernel.org> Date: Mon, 22 May 2023 08:44:15 +0900 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 Subject: Re: [PATCH 03/13] filemap: assign current->backing_dev_info in generic_perform_write Content-Language: en-US To: Christoph Hellwig , Matthew Wilcox Cc: Jens Axboe , Xiubo Li , Ilya Dryomov , Alexander Viro , Christian Brauner , Theodore Ts'o , Jaegeuk Kim , Chao Yu , Miklos Szeredi , Andreas Gruenbacher , "Darrick J. Wong" , Trond Myklebust , Anna Schumaker , Andrew Morton , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, "open list:F2FS FILE SYSTEM" , cluster-devel@redhat.com, linux-xfs@vger.kernel.org, linux-nfs@vger.kernel.org, linux-mm@kvack.org References: <20230519093521.133226-1-hch@lst.de> <20230519093521.133226-4-hch@lst.de> From: Damien Le Moal Organization: Western Digital Research In-Reply-To: <20230519093521.133226-4-hch@lst.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 7FBA4140017 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: 9i3487gyxjxqxant8jqekxnbkbt1qh9f X-HE-Tag: 1684712660-615839 X-HE-Meta: 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 BzN4qwkw dz4ijx1qDzpTRaBmcjWekggUZkI3hASHGQ3swuPTOCUYFmu73o0FOCKOFk2hXv5fr787JDvYDPLqD6Zj4DswlJXjxbRYiEfVaicUnmRE7pYEykeI0ShyKOc2sYr6qPyKLmCsiAY4VI4+GtejSJrsALIe9ExUYUYKXv9yd8/UDQGNh+vTY9ESMCL9ZNdx6o60hjeYUwTI5nESXSfRSKQGdFDys/CX3nvywBLUBq+WaY8OCy9ewQTFezfDWywwxzkWKQ5vc3POKf2GIVp47VsuDCj8p+D3M88pbxbN7RPksooP/Px4zU5kkMX8gorvYhPXhUK5sLa7m29BdBdEF2CghGFEkvpFhRkI/ioxEAXFOQW1jP725nU//MzDdx87BzSJTarw5v6nYXubC3LM5uab8Gb/iFpZeQ+Mhsftuyg5vdNvgyyENjLMYgbVzTw== 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: On 5/19/23 18:35, Christoph Hellwig wrote: > Move the assignment to current->backing_dev_info from the callers into > generic_perform_write to reduce boiler plate code and reduce the scope > to just around the page dirtying loop. > > Signed-off-by: Christoph Hellwig Reviewed-by: Damien Le Moal -- Damien Le Moal Western Digital Research