From patchwork Mon Jun 6 20:40:40 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Matthew Wilcox (Oracle)" X-Patchwork-Id: 12871022 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A2EE3C43334 for ; Mon, 6 Jun 2022 20:48:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234780AbiFFUsr (ORCPT ); Mon, 6 Jun 2022 16:48:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33946 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234599AbiFFUsB (ORCPT ); Mon, 6 Jun 2022 16:48:01 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0467D140418; Mon, 6 Jun 2022 13:41:14 -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: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=MljmBGg5QLNrlXQo2zoqyO/w7uyNryh0JirP0K7S3ag=; b=crx1P1AOzfaVjsIjKFsnW/dRPz BXw2ENLZjBS3Tf/K4vlxUvTW65vSWeLe4SK5T0Xn+T+dHDiJg0i+lSt2MU+wL0lJZ5+okWaxAgbc0 Z/vst7YgLlz94wNZjneO8OUXYrNEJKVSQQicN17cN1YoPQTICS4bXGxyDlnzy9O5ahmISSxp7vpN/ Hwqq/epOdfS0GN2mfRLkGMDSNsHzoUSO3A1kzb8obP6+oMgROyOVolsUsjhQaeGAY7SVGoFC37P39 vXEmqMt5KDLiFuVK/vK6EVvywxX227bt9H9wiRu2WVwsFGhB7SVM3X8Mlqtvyz7jItHArnFsZxYgX ssmeGojg==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1nyJWx-00B19c-AH; Mon, 06 Jun 2022 20:40:55 +0000 From: "Matthew Wilcox (Oracle)" To: linux-fsdevel@vger.kernel.org Cc: "Matthew Wilcox (Oracle)" , linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-aio@kvack.org, linux-btrfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, cluster-devel@redhat.com, linux-mm@kvack.org, linux-xfs@vger.kernel.org, linux-nfs@vger.kernel.org, linux-ntfs-dev@lists.sourceforge.net, ocfs2-devel@oss.oracle.com, linux-mtd@lists.infradead.org, virtualization@lists.linux-foundation.org Subject: [PATCH 10/20] btrfs: Convert btrfs_migratepage to migrate_folio Date: Mon, 6 Jun 2022 21:40:40 +0100 Message-Id: <20220606204050.2625949-11-willy@infradead.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220606204050.2625949-1-willy@infradead.org> References: <20220606204050.2625949-1-willy@infradead.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Use filemap_migrate_folio() to do the bulk of the work, and then copy the ordered flag across if needed. Signed-off-by: Matthew Wilcox (Oracle) Reviewed-by: Christoph Hellwig --- fs/btrfs/inode.c | 26 +++++++++----------------- 1 file changed, 9 insertions(+), 17 deletions(-) diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 81737eff92f3..5f41d869c648 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -8255,30 +8255,24 @@ static bool btrfs_release_folio(struct folio *folio, gfp_t gfp_flags) } #ifdef CONFIG_MIGRATION -static int btrfs_migratepage(struct address_space *mapping, - struct page *newpage, struct page *page, +static int btrfs_migrate_folio(struct address_space *mapping, + struct folio *dst, struct folio *src, enum migrate_mode mode) { - int ret; + int ret = filemap_migrate_folio(mapping, dst, src, mode); - ret = migrate_page_move_mapping(mapping, newpage, page, 0); if (ret != MIGRATEPAGE_SUCCESS) return ret; - if (page_has_private(page)) - attach_page_private(newpage, detach_page_private(page)); - - if (PageOrdered(page)) { - ClearPageOrdered(page); - SetPageOrdered(newpage); + if (folio_test_ordered(src)) { + folio_clear_ordered(src); + folio_set_ordered(dst); } - if (mode != MIGRATE_SYNC_NO_COPY) - migrate_page_copy(newpage, page); - else - migrate_page_states(newpage, page); return MIGRATEPAGE_SUCCESS; } +#else +#define btrfs_migrate_folio NULL #endif static void btrfs_invalidate_folio(struct folio *folio, size_t offset, @@ -11422,9 +11416,7 @@ static const struct address_space_operations btrfs_aops = { .direct_IO = noop_direct_IO, .invalidate_folio = btrfs_invalidate_folio, .release_folio = btrfs_release_folio, -#ifdef CONFIG_MIGRATION - .migratepage = btrfs_migratepage, -#endif + .migrate_folio = btrfs_migrate_folio, .dirty_folio = filemap_dirty_folio, .error_remove_page = generic_error_remove_page, .swap_activate = btrfs_swap_activate,