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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 426A9C43334 for ; Wed, 8 Jun 2022 15:03:16 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id C2C486B0087; Wed, 8 Jun 2022 11:03:15 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id B89446B0089; Wed, 8 Jun 2022 11:03:15 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 966AE6B0087; Wed, 8 Jun 2022 11:03:15 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 794EA6B007B for ; Wed, 8 Jun 2022 11:03:15 -0400 (EDT) Received: from smtpin02.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay13.hostedemail.com (Postfix) with ESMTP id 5C9C8612C2 for ; Wed, 8 Jun 2022 15:03:15 +0000 (UTC) X-FDA: 79555386750.02.728BA2D Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf27.hostedemail.com (Postfix) with ESMTP id 6E12B40075; Wed, 8 Jun 2022 15:03:14 +0000 (UTC) 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=QtCpoMtKxHZJjZ0zPsproZBlL3YauaUrqZHnxvuWLJc=; b=h1JJSDwi8sTy0t0Nv3IdyI/SSp jIF5pVOj06evVaP6sUZABnjlIHzpvlc6aJOURe5UCkHnW3iI3QP4xuoymAKnzwHaD8MtjzeYqIepM 2Ts3fRtS1qfeNFFYMc3nNHdcseIK1Vy47ZmaV51+uXh6fNAnQeRAvvdhoGqHWjTFkPzF0v9O7acf2 xq4M713rzitxm3iOxcMIjCepwumvPeE3Jns/IcE3r6mlBV3OO8XJT8WSjSePKvPOSJ3+fKFPOWi4P sRSqkPvbSbV6mgnrsExhzcPOl2ztfXK38fZitzA3s6knKBMiAmpJwGCXnWQovlCajyK2bKysaYFsQ IcGOq5Vg==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1nyxCv-00CjFo-BL; Wed, 08 Jun 2022 15:02:53 +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, Christoph Hellwig Subject: [PATCH v2 18/19] fs: Remove aops->migratepage() Date: Wed, 8 Jun 2022 16:02:48 +0100 Message-Id: <20220608150249.3033815-19-willy@infradead.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220608150249.3033815-1-willy@infradead.org> References: <20220608150249.3033815-1-willy@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 6E12B40075 X-Stat-Signature: 7jhj9spj5fhg7rfqy69xeb9fc6rn8nmz X-Rspam-User: Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=infradead.org header.s=casper.20170209 header.b=h1JJSDwi; spf=none (imf27.hostedemail.com: domain of willy@infradead.org has no SPF policy when checking 90.155.50.34) smtp.mailfrom=willy@infradead.org; dmarc=none X-HE-Tag: 1654700594-562079 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: With all users converted to migrate_folio(), remove this operation. Signed-off-by: Matthew Wilcox (Oracle) Reviewed-by: Christoph Hellwig --- include/linux/fs.h | 2 -- mm/compaction.c | 5 ++--- mm/migrate.c | 3 --- 3 files changed, 2 insertions(+), 8 deletions(-) diff --git a/include/linux/fs.h b/include/linux/fs.h index 9e6b17da4e11..7e06919b8f60 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -367,8 +367,6 @@ struct address_space_operations { */ int (*migrate_folio)(struct address_space *, struct folio *dst, struct folio *src, enum migrate_mode); - int (*migratepage) (struct address_space *, - struct page *, struct page *, enum migrate_mode); int (*launder_folio)(struct folio *); bool (*is_partially_uptodate) (struct folio *, size_t from, size_t count); diff --git a/mm/compaction.c b/mm/compaction.c index 458f49f9ab09..a2c53fcf933e 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -1031,7 +1031,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, /* * Only pages without mappings or that have a - * ->migratepage callback are possible to migrate + * ->migrate_folio callback are possible to migrate * without blocking. However, we can be racing with * truncation so it's necessary to lock the page * to stabilise the mapping as truncation holds @@ -1043,8 +1043,7 @@ isolate_migratepages_block(struct compact_control *cc, unsigned long low_pfn, mapping = page_mapping(page); migrate_dirty = !mapping || - mapping->a_ops->migrate_folio || - mapping->a_ops->migratepage; + mapping->a_ops->migrate_folio; unlock_page(page); if (!migrate_dirty) goto isolate_fail_put; diff --git a/mm/migrate.c b/mm/migrate.c index bed0de86f3ae..767e41800d15 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -909,9 +909,6 @@ static int move_to_new_folio(struct folio *dst, struct folio *src, */ rc = mapping->a_ops->migrate_folio(mapping, dst, src, mode); - else if (mapping->a_ops->migratepage) - rc = mapping->a_ops->migratepage(mapping, &dst->page, - &src->page, mode); else rc = fallback_migrate_folio(mapping, dst, src, mode); } else { -- 2.35.1