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=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 73575C433B4 for ; Tue, 18 May 2021 12:23:26 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 133BC61285 for ; Tue, 18 May 2021 12:23:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 133BC61285 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 610286B0109; Tue, 18 May 2021 08:23:25 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 5E7136B010A; Tue, 18 May 2021 08:23:25 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4D6796B010B; Tue, 18 May 2021 08:23:25 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0050.hostedemail.com [216.40.44.50]) by kanga.kvack.org (Postfix) with ESMTP id 1EFC46B0109 for ; Tue, 18 May 2021 08:23:25 -0400 (EDT) Received: from smtpin02.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id B90A68249980 for ; Tue, 18 May 2021 12:23:24 +0000 (UTC) X-FDA: 78154267128.02.1AF3B42 Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) by imf26.hostedemail.com (Postfix) with ESMTP id 9D2DA40002EE for ; Tue, 18 May 2021 12:23:22 +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 CCFFCACB1; Tue, 18 May 2021 12:23:22 +0000 (UTC) Subject: Re: [PATCH v10 30/33] mm/filemap: Convert page wait queues to be folios To: "Matthew Wilcox (Oracle)" , akpm@linux-foundation.org Cc: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Christoph Hellwig , Jeff Layton References: <20210511214735.1836149-1-willy@infradead.org> <20210511214735.1836149-31-willy@infradead.org> From: Vlastimil Babka Message-ID: <7d28f4a2-fc39-d508-18fe-fbcd00ea9547@suse.cz> Date: Tue, 18 May 2021 14:23:22 +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: <20210511214735.1836149-31-willy@infradead.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Authentication-Results: imf26.hostedemail.com; dkim=none; dmarc=none; spf=pass (imf26.hostedemail.com: domain of vbabka@suse.cz designates 195.135.220.15 as permitted sender) smtp.mailfrom=vbabka@suse.cz X-Stat-Signature: f75cobic3kbdzpa75awzu36w8emdy449 X-Rspamd-Queue-Id: 9D2DA40002EE X-Rspamd-Server: rspam02 X-HE-Tag: 1621340602-512351 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: > Reinforce that page flags are actually in the head page by changing the > type from page to folio. Increases the size of cachefiles by two bytes, > but the kernel core is unchanged in size. > > Signed-off-by: Matthew Wilcox (Oracle) > Reviewed-by: Christoph Hellwig > Acked-by: Jeff Layton Acked-by: Vlastimil Babka More renaming of stuff could be possible, but not essential for functionality.