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=-3.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS autolearn=no 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 7E619C4BA13 for ; Wed, 26 Feb 2020 17:01:52 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 3298120637 for ; Wed, 26 Feb 2020 17:01:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="b4gRu9Om" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3298120637 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D9FF76B0006; Wed, 26 Feb 2020 12:01:51 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id D50F56B0007; Wed, 26 Feb 2020 12:01:51 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C8D436B0008; Wed, 26 Feb 2020 12:01:51 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0042.hostedemail.com [216.40.44.42]) by kanga.kvack.org (Postfix) with ESMTP id B104D6B0006 for ; Wed, 26 Feb 2020 12:01:51 -0500 (EST) Received: from smtpin15.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id A60B3824559C for ; Wed, 26 Feb 2020 17:01:51 +0000 (UTC) X-FDA: 76532895222.15.cats83_46104a526380d Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin15.hostedemail.com (Postfix) with ESMTP id 121861814C3B0 for ; Wed, 26 Feb 2020 17:01:22 +0000 (UTC) X-HE-Tag: cats83_46104a526380d X-Filterd-Recvd-Size: 2464 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf42.hostedemail.com (Postfix) with ESMTP for ; Wed, 26 Feb 2020 17:01:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; 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=hhQ9YBl81zQvhfWadY0dEbDydMLxnfW9YM0h14jX4a0=; b=b4gRu9OmDpOpG4+91cUD2P0Fvx rwIA1FZxWgyqg54ixZ2mlE7je+4s02JEfApEECCDtBJZOsOCCCQypvdX4wlnpTzyq3GzniYslygSp 0JLM3hJczJhHf6sPZnzEVoXaF0BjXMr7Sau/bOjj78BwbTBoLYT0As4XBg3LZA4cCSraqX2yl635x P0GeGjaSAjr/yoe31Xsg5u1v6aDOjH3+k/QDvhsXylJIuy7m6nJ0VChbG4oj9ux1VoZSn++eE6CLS nvwJVc8B+ap1PhLLk3dgexnb7LCihqx+unp7n6RFCEuxFFJLK99PLd8EgLQxWjGh2LTvEZCdFHFm2 mjT6Qmyw==; Received: from hch by bombadil.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1j703j-0006LS-7W; Wed, 26 Feb 2020 17:01:19 +0000 Date: Wed, 26 Feb 2020 09:01:19 -0800 From: Christoph Hellwig To: Matthew Wilcox Cc: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, cluster-devel@redhat.com, ocfs2-devel@oss.oracle.com, linux-xfs@vger.kernel.org Subject: Re: [PATCH v8 05/25] mm: Add new readahead_control API Message-ID: <20200226170119.GA22837@infradead.org> References: <20200225214838.30017-1-willy@infradead.org> <20200225214838.30017-6-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200225214838.30017-6-willy@infradead.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html 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 Tue, Feb 25, 2020 at 01:48:18PM -0800, Matthew Wilcox wrote: > From: "Matthew Wilcox (Oracle)" > > Filesystems which implement the upcoming ->readahead method will get > their pages by calling readahead_page() or readahead_page_batch(). > These functions support large pages, even though none of the filesystems > to be converted do yet. > > Signed-off-by: Matthew Wilcox (Oracle) Looks good, Reviewed-by: Christoph Hellwig