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=-10.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 8DDD1C433B4 for ; Tue, 18 May 2021 10:48:52 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 4AE8C611CC for ; Tue, 18 May 2021 10:48:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4AE8C611CC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.cz Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id C47F28D0019; Tue, 18 May 2021 06:48:51 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id BF8D68D0001; Tue, 18 May 2021 06:48:51 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id AC0258D0019; Tue, 18 May 2021 06:48:51 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0078.hostedemail.com [216.40.44.78]) by kanga.kvack.org (Postfix) with ESMTP id 7C1668D0001 for ; Tue, 18 May 2021 06:48:51 -0400 (EDT) Received: from smtpin06.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 1DE779982 for ; Tue, 18 May 2021 10:48:51 +0000 (UTC) X-FDA: 78154028862.06.446CE8C Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) by imf07.hostedemail.com (Postfix) with ESMTP id BC618A00038E for ; Tue, 18 May 2021 10:48:48 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 8D72FAFBD; Tue, 18 May 2021 10:48:49 +0000 (UTC) Subject: Re: [PATCH v10 24/33] mm/swap: Add folio_rotate_reclaimable To: "Matthew Wilcox (Oracle)" , akpm@linux-foundation.org Cc: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org References: <20210511214735.1836149-1-willy@infradead.org> <20210511214735.1836149-25-willy@infradead.org> From: Vlastimil Babka Message-ID: <86fb536c-2ffc-a3e4-9c7b-5b2708c444b0@suse.cz> Date: Tue, 18 May 2021 12:48:49 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.1 MIME-Version: 1.0 In-Reply-To: <20210511214735.1836149-25-willy@infradead.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: BC618A00038E Authentication-Results: imf07.hostedemail.com; dkim=none; spf=pass (imf07.hostedemail.com: domain of vbabka@suse.cz designates 195.135.220.15 as permitted sender) smtp.mailfrom=vbabka@suse.cz; dmarc=none X-Rspamd-Server: rspam03 X-Stat-Signature: juzyw4jwxsp1zccbz8asyg6yrecuu6uu X-HE-Tag: 1621334928-897995 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 5/11/21 11:47 PM, Matthew Wilcox (Oracle) wrote: > Move the declaration into mm/internal.h and rename > rotate_reclaimable_page() to folio_rotate_reclaimable(). This eliminates > all five of the calls to compound_head() in this function, saving 75 bytes > at the cost of adding 14 bytes to its one caller, end_page_writeback(). > Net 61 bytes savings. > > Signed-off-by: Matthew Wilcox (Oracle) Acked-by: Vlastimil Babka