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=-3.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT 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 A52C4C32751 for ; Wed, 31 Jul 2019 17:17:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 71B2E206B8 for ; Wed, 31 Jul 2019 17:17:43 +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="spp6+pbv" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730588AbfGaRRm (ORCPT ); Wed, 31 Jul 2019 13:17:42 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:44940 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728718AbfGaRRm (ORCPT ); Wed, 31 Jul 2019 13:17:42 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=KaVjUWTTnVdkOk2Zg6cPSfY2fDbbbTfB5zwO5s7DZ4s=; b=spp6+pbvnz834aJ0eeqzIUdla 6LkY/AxjVqEWXayDIBWYlkJMgNSdt8GGK3rcxtNCitA6xWOhQsfebCrSWviHjrF9WT2yQgOZzfxEN /VKiqn3cvhV6zchKXV0AO6jV4GTZIikIdS8L54ILQ3TkmpR8Prsx3pr+bR8P0VArNZQhNeY7mWwaF H61ldCoLvU+v3nRQsoxInhNY1zeca5psJ+wB0sfPo7cVM7BCdp0N1BCDaBNrQY/kF4+w/+l4oMxjP kHtMmn3rj60gliJ5IDfuWCVEQJ6x3TB1p7rm7jWJilqYIVXrP1O4p/uz+qQesKUUQRHV9p57NcO4a idSPZw8lg==; Received: from willy by bombadil.infradead.org with local (Exim 4.92 #3 (Red Hat Linux)) id 1hssEN-0005dG-3z; Wed, 31 Jul 2019 17:17:39 +0000 From: Matthew Wilcox To: linux-fsdevel@vger.kernel.org Cc: "Matthew Wilcox (Oracle)" , hch@lst.de, linux-xfs@vger.kernel.org, linux-mm@kvack.org Subject: [RFC 0/2] iomap & xfs support for large pages Date: Wed, 31 Jul 2019 10:17:32 -0700 Message-Id: <20190731171734.21601-1-willy@infradead.org> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: "Matthew Wilcox (Oracle)" Christoph sent me a patch a few months ago called "XFS THP wip". I've redone it based on current linus tree, plus the page_size() / compound_nr() / page_shift() patches currently found in -mm. I fixed the logic bugs that I noticed in his patch and may have introduced some of my own. I have only compile tested this code. Matthew Wilcox (Oracle) (2): iomap: Support large pages xfs: Support large pages fs/iomap/buffered-io.c | 82 ++++++++++++++++++++++++++---------------- fs/xfs/xfs_aops.c | 37 +++++++++---------- include/linux/iomap.h | 2 +- 3 files changed, 72 insertions(+), 49 deletions(-) -- 2.20.1