Received: by 2002:a05:6358:53a8:b0:117:f937:c515 with SMTP id z40csp3994543rwe; Mon, 17 Apr 2023 06:38:47 -0700 (PDT) X-Google-Smtp-Source: AKy350aqTyN64fGXF9SjAFde5gK6u1qmk791TtOhatUWB8Z64pN45vPSjbNSR4LcpsqdmjYwJocn X-Received: by 2002:a05:6a00:228e:b0:63a:e959:1499 with SMTP id f14-20020a056a00228e00b0063ae9591499mr21728578pfe.20.1681738727068; Mon, 17 Apr 2023 06:38:47 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1681738727; cv=none; d=google.com; s=arc-20160816; b=jzZSdBD0NoUVi7FBX+ea8I6FwAClvUSidQNXgGAlanaowDx3tQrWuL+yXJJyD33FVB 7D9zrGF6NYketqkqUvy9XsVGkmpEYukv+Mahr1UlqUmvMu5xqzwZN0PdGUXAm1a+ex3c ZrKornWdJlHeUgt6NSXANoC/NW5bl7pGgJ/qAdJ54HxWxoHaeq/Fs0ptNOBeG/kzpLLt X9M+T8t+fIskNKWtTQw8Aw8yA9zfDhcH6ORQQkyifde/98aUWFfSVd0a6SztY/781DqY l25dXPg8ENNlMg3xTYxup9oU8wgRyec+03NNQmsA8WGoEov7OCYA9x9gmzYCAdKrMomX woWw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=BguCKMeL6dXXCPqY4hz3jv3kBzWAosWqDFcpQ/LRUrQ=; b=baHDHMFi2tASFsVFmyUIr3DY6+5zC6Dn3Zq5UpZmm8vic7WeiGyav5YrUDvBKAx1WE ron1BwSQ4rxpe0DJOboFD3oOuuL1Ig6ZRalH+UpuuWW9gjuGtU4L2L7cMDF2mCnUs5HP SMwgZHQGF6vKGk03CFfW1Peew5bz16qFrgvDv3Shh/6TQnTmHPvPp+8kIpFz+AQnYfu7 BBaq7AfrBPaU62YgWJUuEZf4TZ57dS6jlUXrDnS/4nMn0s7KNfNUQXkjDetSNXCxA/SX jZfk80BTnOk/91UpCW5usGhmwZQjTuiByYCks110UCOxN8V+qZajE3REscPWgulFQF4S o9vQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@infradead.org header.s=casper.20170209 header.b=vQNRhePQ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id g9-20020aa79dc9000000b0063af5d600cfsi7987236pfq.302.2023.04.17.06.38.35; Mon, 17 Apr 2023 06:38:47 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@infradead.org header.s=casper.20170209 header.b=vQNRhePQ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230363AbjDQNiM (ORCPT + 99 others); Mon, 17 Apr 2023 09:38:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36754 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230202AbjDQNiK (ORCPT ); Mon, 17 Apr 2023 09:38:10 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 86D0A9030; Mon, 17 Apr 2023 06:37:53 -0700 (PDT) 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=BguCKMeL6dXXCPqY4hz3jv3kBzWAosWqDFcpQ/LRUrQ=; b=vQNRhePQaNdr7QN+Upu9ryf4q9 fKkQS8YeH5GDTFbFX7f0pw1B8RK6sEuztjFaDoC8zGgBSUhzazMKkpy0Q8Q5rxTOVZntbE/xG4/8X KcLXSYo30gHZoqsalnrl0iBjVlFGYtBYKrscWjGfEgH4Nkboc6W8btSmsayqqgqDJypUt46Rhd4CI fqgFhlkQ4HXGxH+eVq5ejkxYq9WjvpDPfu1Reg0vr44lot1itPmQmJV+PkB0mXFLLsUI56oXBgy/W BMGVTHUlYuSMxGyqttwewHbhN7f7pBHjoX8VI+S6LzTHg6Zc481YE42GwsL8kJpP1kgBOWJ/UA88E kLvZq1RA==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1poP3D-00BNde-5K; Mon, 17 Apr 2023 13:37:47 +0000 Date: Mon, 17 Apr 2023 14:37:47 +0100 From: Matthew Wilcox To: Pankaj Raghav Cc: viro@zeniv.linux.org.uk, brauner@kernel.org, akpm@linux-foundation.org, linux-fsdevel@vger.kernel.org, mcgrof@kernel.org, linux-kernel@vger.kernel.org, hare@suse.de, gost.dev@samsung.com Subject: Re: [PATCH 4/4] fs/buffer: convert create_page_buffers to folio_create_buffers Message-ID: References: <20230417123618.22094-1-p.raghav@samsung.com> <20230417123618.22094-5-p.raghav@samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230417123618.22094-5-p.raghav@samsung.com> X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 17, 2023 at 02:36:18PM +0200, Pankaj Raghav wrote: > fs/buffer do not support large folios as there are many assumptions on > the folio size to be the host page size. This conversion is one step > towards removing that assumption. Also this conversion will reduce calls > to compound_head() if folio_create_buffers() calls > folio_create_empty_buffers(). > > Signed-off-by: Pankaj Raghav Reviewed-by: Matthew Wilcox (Oracle)