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 X-Spam-Level: X-Spam-Status: No, score=-17.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 128FCC07E95 for ; Tue, 20 Jul 2021 10:55:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F40CF600D4 for ; Tue, 20 Jul 2021 10:55:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238098AbhGTKOo (ORCPT ); Tue, 20 Jul 2021 06:14:44 -0400 Received: from mail.kernel.org ([198.145.29.99]:35720 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237751AbhGTKFv (ORCPT ); Tue, 20 Jul 2021 06:05:51 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 94D87611CE; Tue, 20 Jul 2021 10:46:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1626777989; bh=u3WNKIIWddFWJ+6xuBJhv5SVltVDMVfMKy3ftJ4KvB4=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=XO8dbM+x27lrnSbSVJTe3iqoHovDFziUOeYMujYQy1FNorvanARzK68I8c1Nrfjdr umXYm7Ry4+UAQdeUfoVhqrtJa6G8rQm5K6VhNDkbBY6GinQ33K9xyvtS1eVZg4ZL/h xqKIbfBtI8/oVu3UMFw1iayKUPxUT5Tc7oKzGyFTUEWfJ6wpzYc08t2ifxG/hAvmSR luAFMA78evHtlksjkHo8lzvc8aPuq6xBRSs0RMUMtGARcv2bhRr9PtGzLEygyg4anm 11TX/DA5mgulVfLnxeucGvukao12Vfh1XBCYS8TEIoHruZHi8pGo8c52IAU8aAs44d J+Mf+HaNtYpMQ== Date: Tue, 20 Jul 2021 13:46:22 +0300 From: Mike Rapoport To: "Matthew Wilcox (Oracle)" Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, Christoph Hellwig , Jeff Layton , "Kirill A . Shutemov" , Vlastimil Babka , William Kucharski , David Howells Subject: Re: [PATCH v14 024/138] mm/filemap: Add folio_end_writeback() Message-ID: References: <20210715033704.692967-1-willy@infradead.org> <20210715033704.692967-25-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210715033704.692967-25-willy@infradead.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jul 15, 2021 at 04:35:10AM +0100, Matthew Wilcox (Oracle) wrote: > Add an end_page_writeback() wrapper function for users that are not yet > converted to folios. > > folio_end_writeback() is less than half the size of end_page_writeback() > at just 105 bytes compared to 228 bytes, due to removing all the > compound_head() calls. The 30 byte wrapper function makes this a net > saving of 93 bytes. > > Signed-off-by: Matthew Wilcox (Oracle) > Reviewed-by: Christoph Hellwig > Acked-by: Jeff Layton > Acked-by: Kirill A. Shutemov > Acked-by: Vlastimil Babka > Reviewed-by: William Kucharski > Reviewed-by: David Howells > --- > include/linux/pagemap.h | 3 ++- > mm/filemap.c | 43 ++++++++++++++++++++--------------------- > mm/folio-compat.c | 6 ++++++ > 3 files changed, 29 insertions(+), 23 deletions(-) Acked-by: Mike Rapoport