Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp1670315pxj; Wed, 19 May 2021 11:05:17 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyA1ehf1HOvaWJIrHiHtlsS1Dixz3kVu1h2GJ0+30rMmfLTDuViMeRtMxbu542cdXj/5PbA X-Received: by 2002:a92:dcc6:: with SMTP id b6mr228429ilr.224.1621447517603; Wed, 19 May 2021 11:05:17 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1621447517; cv=none; d=google.com; s=arc-20160816; b=j9DZOWt5SSoh19/eSk3Y1Nf7MplWlz3yA5Bw9xR1l8NVcrZPAHqIizZ6HziBniBS31 zdDoIZam1JvL5vCSqzAKrqEq2WaVP5EhvrhGbTufWUE6DAtBhjM0YEfppe+GrwX4mtH8 4SXFS4Cvy77kdW/AY9s63wkU/hoGu43UcBRwerUrgOECPEbpyzV13N/7Kk140EVqMxeZ VslBbbucD7IrQXqVyUefaB1JlMfL6gn2bQE5rpTr/QqnZhFMUR+JLPpgNuzAFjIkAhUh kArMmYRNF9DCBlpQka/rKzLNHvhMOGBTEtTfNDMnaEX0OD0BCKF9j+d6P+sRxI2kg3gp BuNA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:content-language :in-reply-to:mime-version:user-agent:date:message-id:from:references :cc:to:subject; bh=8HKEF1Ij4iHzjv16s+wfK3dyeMHywgJQTTzDx00pezo=; b=UmkdxZO9+p1vTOuGRdabu9iiON58G6wHWTwU/ZQFtMtB6QAGQVUP2g2oKqXNqtPbHk nb7qS+8ZxGPaYNrfw7eMtjcsIVBJ0m1vTvsKVRmN2ihiLEI2GMmwZgzGubKlsqq8HQxG YwdoTULvUMuGJ/KIr+edNph8Tbt3eNqS+S/LxY24F3p667WGkWXXGK05n0neGkVJ0PJC lR94tAw4IesMaxUVuSz/eZD3MNx9/ChmGF5p0gTUaFflz6CIOKUQA27G/PYhC8cz6W22 5ImwoVIP9cSDPGJC0RJejSviwWqfJYbqxly5zEUFlUNY6sBMjIchaFh3DyhVkozalYWI YOTg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id x7si28358265jat.98.2021.05.19.11.05.00; Wed, 19 May 2021 11:05:17 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349010AbhERMYm (ORCPT + 99 others); Tue, 18 May 2021 08:24:42 -0400 Received: from mx2.suse.de ([195.135.220.15]:59762 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232915AbhERMYl (ORCPT ); Tue, 18 May 2021 08:24:41 -0400 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 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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.