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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id BF1B2C433F5 for ; Mon, 7 Feb 2022 07:50:08 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 53CF96B0074; Mon, 7 Feb 2022 02:50:08 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 4ECA56B0078; Mon, 7 Feb 2022 02:50:08 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 3DBD16B007B; Mon, 7 Feb 2022 02:50:08 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0142.hostedemail.com [216.40.44.142]) by kanga.kvack.org (Postfix) with ESMTP id 2F0886B0074 for ; Mon, 7 Feb 2022 02:50:08 -0500 (EST) Received: from smtpin13.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id E0A9D93F28 for ; Mon, 7 Feb 2022 07:50:07 +0000 (UTC) X-FDA: 79115210454.13.893974D Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf02.hostedemail.com (Postfix) with ESMTP id 9720580003 for ; Mon, 7 Feb 2022 07:50:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; 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=JH56PqPPiJPmCClnDIg1VBXPjJyz5O2vfhNgYVvhf4o=; b=IhqKOrpXUm1VVMwn1kh3pteAli vUoQVPGPknwcJIGJ/Y4L0LAJ/I0vGZwqjFKVzMMeuUED8whlwFg3IsqzZCvqHIg1vjenOBTkDeR5O tqZxts+z9LxQRmhQGT1o9iawL1w5RZlb8LSd2Ujd9avjF5vB132k+bh5ZLo4ohNQ9/O9t3F+G7oBM 21CEdPImJJ0EFfIMWAgiGTjfHdZxWIDHUiF9rsSU9zZ9bGkHjD67snOQ5G/JjrFtMDu/39hyHALZT 1FGUrpvkZbg8SWTlfRqmSnetXcmbCbvoC5M8rUrqNMY/4MyHLlVo7AMwg8znAJ0+2RVhzdfwji8lI U/X3at+g==; Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1nGymk-009FqT-Jv; Mon, 07 Feb 2022 07:50:06 +0000 Date: Sun, 6 Feb 2022 23:50:06 -0800 From: Christoph Hellwig To: "Matthew Wilcox (Oracle)" Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 31/75] mm: Add lru_to_folio() Message-ID: References: <20220204195852.1751729-1-willy@infradead.org> <20220204195852.1751729-32-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220204195852.1751729-32-willy@infradead.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-Stat-Signature: 4efwmucywyoupdg6xsgb385rergy4ax5 X-Rspam-User: nil Authentication-Results: imf02.hostedemail.com; dkim=pass header.d=infradead.org header.s=bombadil.20210309 header.b=IhqKOrpX; spf=none (imf02.hostedemail.com: domain of BATV+0c52a814cb66561dc7fc+6742+infradead.org+hch@bombadil.srs.infradead.org has no SPF policy when checking 198.137.202.133) smtp.mailfrom=BATV+0c52a814cb66561dc7fc+6742+infradead.org+hch@bombadil.srs.infradead.org; dmarc=none X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 9720580003 X-HE-Tag: 1644220207-761453 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000004, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri, Feb 04, 2022 at 07:58:08PM +0000, Matthew Wilcox (Oracle) wrote: > Since page->lru occupies the same bytes as compound_head, any page > on the LRU list must be a folio. Any reason to not turn this into an inline function?