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 5D461C433FE for ; Thu, 23 Dec 2021 07:10:56 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id E89CA6B0072; Thu, 23 Dec 2021 02:10:55 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id E39B06B0073; Thu, 23 Dec 2021 02:10:55 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D29616B0074; Thu, 23 Dec 2021 02:10:55 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0108.hostedemail.com [216.40.44.108]) by kanga.kvack.org (Postfix) with ESMTP id C4B2B6B0072 for ; Thu, 23 Dec 2021 02:10:55 -0500 (EST) Received: from smtpin23.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 778B289B2A for ; Thu, 23 Dec 2021 07:10:55 +0000 (UTC) X-FDA: 78948186870.23.465401C Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf30.hostedemail.com (Postfix) with ESMTP id 27CD480023 for ; Thu, 23 Dec 2021 07:10:55 +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=3fIGGQl+2jFHFAVWZgURK025lQeNFdhbr0kpcd2azus=; b=LKFVLtoHGhWMdWz+HT3DqTN1pU UhX6wxGugj95ZU2mIFwgxS3/Q0vC6E0/xm2FC9VECruLKhT4eHtFbq8gTwVZTAOqYCkfwBpOknlGH D4lk5GQH89AlOpHSKBaf6MbDejC1kzXxkq22cPMr6XwSPrg1ICaWQNDaxNPYYphls7ab0xg28m8yJ gCdcakXhP3ydaTQo2i7oGOyrtS4oZVgNeTieyiUxOVbqvBy/CVv01RaYrZ8er4fKm6NRF8ne6hUOw /u54uq0K3fcHiDC5jkSACwIx90gZs4ZR9+aWQXm5s4U9BwC4TFOxoozXYL2Ns1voE1tKuyKuYQxrs HFrIku7g==; Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1n0IFZ-00BxZ0-Oy; Thu, 23 Dec 2021 07:10:53 +0000 Date: Wed, 22 Dec 2021 23:10:53 -0800 From: Christoph Hellwig To: "Matthew Wilcox (Oracle)" Cc: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH 16/48] filemap: Convert filemap_get_read_batch to use folios Message-ID: References: <20211208042256.1923824-1-willy@infradead.org> <20211208042256.1923824-17-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211208042256.1923824-17-willy@infradead.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 27CD480023 X-Stat-Signature: jx3dgpi6u7fa387ogpncr7h3abqskhxo Authentication-Results: imf30.hostedemail.com; dkim=pass header.d=infradead.org header.s=bombadil.20210309 header.b=LKFVLtoH; spf=none (imf30.hostedemail.com: domain of BATV+873f21062ce73a87fae7+6696+infradead.org+hch@bombadil.srs.infradead.org has no SPF policy when checking 198.137.202.133) smtp.mailfrom=BATV+873f21062ce73a87fae7+6696+infradead.org+hch@bombadil.srs.infradead.org; dmarc=none X-HE-Tag: 1640243455-501523 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 Wed, Dec 08, 2021 at 04:22:24AM +0000, Matthew Wilcox (Oracle) wrote: > The page cache only stores folios, never tail pages. Saves 29 bytes > due to removing calls to compound_head(). Looksgood: Reviewed-by: Christoph Hellwig