From patchwork Mon Nov 2 18:42:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthew Wilcox X-Patchwork-Id: 11874897 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 958A392C for ; Mon, 2 Nov 2020 18:43:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5D52E2225E for ; Mon, 2 Nov 2020 18:43:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="Er0k8MJF" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726360AbgKBSnT (ORCPT ); Mon, 2 Nov 2020 13:43:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60642 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726066AbgKBSnT (ORCPT ); Mon, 2 Nov 2020 13:43:19 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 379C7C0617A6 for ; Mon, 2 Nov 2020 10:43:19 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:In-Reply-To:References; bh=6VlMwrSe0hBiy4UFkQVpNAY49Fbf0diF2wld7e93HSc=; b=Er0k8MJFzxwnu0J21+wUeAJu3K TKq9qT+U9UNWnrEUddUkgnlXTsV6JLf+z2nv8ijZZ59x9aJ5mVJ7e8fblvbwCDxOHuf4xC7D+GbgG +yL65dNd66uWibUZyJgbJR/rO5aYrJHGzYcv+LT05J1bb2bhS7qjX3w76O58xMCYj8UTM5wLbBPQF OSa9uYOmoO5HG0ikOOeddea7JeTga9e/X7CB/o/TggQ27xkV4SsbPFGPlnN+ipkhz6+NwclOQV/k5 3L3Lnz0mDZcsQDdsMYHzTxF2ML2qnQid56lDYx9KHILfclKLqezn+USbaNshxT2py2XUqA9Cryl5h 4Yjzz9hg==; Received: from willy by casper.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1kZenT-0006lk-4k; Mon, 02 Nov 2020 18:43:15 +0000 From: "Matthew Wilcox (Oracle)" To: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org Cc: "Matthew Wilcox (Oracle)" , hch@lst.de, kent.overstreet@gmail.com Subject: [PATCH 00/17] Refactor generic_file_buffered_read Date: Mon, 2 Nov 2020 18:42:55 +0000 Message-Id: <20201102184312.25926-1-willy@infradead.org> X-Mailer: git-send-email 2.21.3 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org This is a combination of Christoph's work to refactor generic_file_buffered_read() and my THP support on top of Kent's patches which are currently in -mm. I really like where this ended up. Christoph Hellwig (2): mm/filemap: rename generic_file_buffered_read to filemap_read mm: simplify generic_file_read_iter Matthew Wilcox (Oracle) (15): mm/filemap: Rename generic_file_buffered_read subfunctions mm/filemap: Use THPs in generic_file_buffered_read mm/filemap: Pass a sleep state to put_and_wait_on_page_locked mm/filemap: Support readpage splitting a page mm/filemap: Inline __wait_on_page_locked_async into caller mm/filemap: Don't call ->readpage if IOCB_WAITQ is set mm/filemap: Change filemap_read_page calling conventions mm/filemap: Change filemap_create_page arguments mm/filemap: Convert filemap_update_page to return an errno mm/filemap: Move the iocb checks into filemap_update_page mm/filemap: Add filemap_range_uptodate mm/filemap: Split filemap_readahead out of filemap_get_pages mm/filemap: Remove parameters from filemap_update_page() mm/filemap: Restructure filemap_get_pages mm/filemap: Don't relock the page after calling readpage fs/btrfs/file.c | 2 +- include/linux/fs.h | 4 +- include/linux/pagemap.h | 3 +- mm/filemap.c | 493 +++++++++++++++++++--------------------- mm/huge_memory.c | 4 +- mm/migrate.c | 4 +- 6 files changed, 237 insertions(+), 273 deletions(-)