From patchwork Mon Jul 19 18:39:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Matthew Wilcox (Oracle)" X-Patchwork-Id: 12386875 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 7FE8AC07E9B for ; Mon, 19 Jul 2021 22:07:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 59A296113B for ; Mon, 19 Jul 2021 22:07:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241725AbhGSV0r (ORCPT ); Mon, 19 Jul 2021 17:26:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56620 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357281AbhGSSAr (ORCPT ); Mon, 19 Jul 2021 14:00:47 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1BDD1C061574; Mon, 19 Jul 2021 11:28:12 -0700 (PDT) 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=cRYuesrZ3ObFa4fKCj1q2UzL69UAq5pal7SYP2/grTc=; b=btU2/FVCn/k/+J3rnGAsBpMJjb El4oZTgVbeUcsV0YVuKKKUaFi8u/Oy/pIadYc6YreUbqMsYWetutCYyAioE3HbCWj9FaNiqW+al00 iW2GjahAqQmLRvh6l6h0YWbu+WkUNEWKtC+Ztiv/Oa+BbWBNxOorq0MaNJe0mkj3t8rWgIxjFpusR N4pdxuz/rUPpYmCL37ApLkPRKRhGj9PCQEreFwhomb8W5KdEB0g8ZdjAlD/tvx0XL+ZMqdi72YtyZ ydMhxnQ5C5bWkbtj0wgL/+UVlSdE47pfvVnxsqv/QDt7AngxzCGcUhkQFGkQ70E/Hk7I7kFEx7V2U jAwyRYAw==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1m5YBO-007LQq-MU; Mon, 19 Jul 2021 18:40:06 +0000 From: "Matthew Wilcox (Oracle)" To: linux-fsdevel@vger.kernel.org Cc: "Matthew Wilcox (Oracle)" , linux-mm@kvack.org, linux-block@vger.kernel.org Subject: [PATCH v15 00/17] Folio support in block + iomap layers Date: Mon, 19 Jul 2021 19:39:44 +0100 Message-Id: <20210719184001.1750630-1-willy@infradead.org> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org This is (almost) everything necessary to support folios in iomap. No regressions with an xfstests run on my setup. v15: - Turn the / PAGE_SIZE into >> PAGE_SHIFT, as requested by Darrick - Modify the for loop to be in Darrick's preferred form - Improve documentation of bio_add_folio() - Add documentation for bio_for_each_folio_all() and folio_iter - Add bio.h to the generated kernel-doc - Rebase on top of folio for-next (which includes the iomap changes in -rc2) https://git.infradead.org/users/willy/pagecache.git/shortlog/refs/heads/for-next Matthew Wilcox (Oracle) (17): block: Add bio_add_folio() block: Add bio_for_each_folio_all() iomap: Convert to_iomap_page to take a folio iomap: Convert iomap_page_create to take a folio iomap: Convert iomap_page_release to take a folio iomap: Convert iomap_releasepage to use a folio iomap: Convert iomap_invalidatepage to use a folio iomap: Pass the iomap_page into iomap_set_range_uptodate iomap: Use folio offsets instead of page offsets iomap: Convert bio completions to use folios iomap: Convert readahead and readpage to use a folio iomap: Convert iomap_page_mkwrite to use a folio iomap: Convert iomap_write_begin and iomap_write_end to folios iomap: Convert iomap_read_inline_data to take a folio iomap: Convert iomap_write_end_inline to take a folio iomap: Convert iomap_add_to_ioend to take a folio iomap: Convert iomap_migrate_page to use folios Documentation/core-api/kernel-api.rst | 1 + block/bio.c | 21 ++ fs/iomap/buffered-io.c | 511 +++++++++++++------------- include/linux/bio.h | 56 ++- 4 files changed, 327 insertions(+), 262 deletions(-)