From patchwork Mon Jun 6 20:40:47 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthew Wilcox X-Patchwork-Id: 12871020 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 DD63AC43334 for ; Mon, 6 Jun 2022 20:48:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234511AbiFFUs2 (ORCPT ); Mon, 6 Jun 2022 16:48:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41192 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234470AbiFFUrX (ORCPT ); Mon, 6 Jun 2022 16:47:23 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D70F8E9; Mon, 6 Jun 2022 13:41:03 -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=Nbr9wUy4GZu/A9I5fNiEUH8YjHUTRzvYZO3QnrtHfqs=; b=Gd3hSiL+/E0dfHLBarUzOacZ5+ RgLt/HR3/LRhEZeLymFVkZyeDV4o45ibioJi0eraHf6ehCGQbtosb1TjID04N286tCzWwDmpddr27 H3ByN9G6hK5riWHYLqRkTy3GsEZUgLnYhezqas1+XNq5pmGlpRnM2NevyEDgUXJ8ZYsVlaLiCT3RO 8Ehpw8He8k5yQNPfIvPT9F5a/3yz8jOKKKyGe7pM1yVoqkDKz2YPmFcUn0VPuUW3SPY9tPOvKaZJU 1Vf1NH8uVC9GEQzwQCTJYo35GSSSaLqMV3XH1X1fzAEkojyoaH3wkOkh+Z2rcUydL6L7kLEvUr3mZ LKB+9tpQ==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1nyJWx-00B19q-Uf; 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 17/20] z3fold: Convert to migrate_folio Date: Mon, 6 Jun 2022 21:40:47 +0100 Message-Id: <20220606204050.2625949-18-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 z3fold doesn't really use folios, but it needs to be called like this in order to migrate an individual page. Convert from a folio back to a page until we decide how to handle migration better for z3fold. Signed-off-by: Matthew Wilcox (Oracle) --- mm/z3fold.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/mm/z3fold.c b/mm/z3fold.c index f41f8b0d9e9a..5d091c41fb35 100644 --- a/mm/z3fold.c +++ b/mm/z3fold.c @@ -1554,9 +1554,11 @@ static bool z3fold_page_isolate(struct page *page, isolate_mode_t mode) return false; } -static int z3fold_page_migrate(struct address_space *mapping, struct page *newpage, - struct page *page, enum migrate_mode mode) +static int z3fold_migrate_folio(struct address_space *mapping, + struct folio *dst, struct folio *src, enum migrate_mode mode) { + struct page *newpage = &dst->page; + struct page *page = &src->page; struct z3fold_header *zhdr, *new_zhdr; struct z3fold_pool *pool; struct address_space *new_mapping; @@ -1644,7 +1646,7 @@ static void z3fold_page_putback(struct page *page) static const struct address_space_operations z3fold_aops = { .isolate_page = z3fold_page_isolate, - .migratepage = z3fold_page_migrate, + .migrate_folio = z3fold_migrate_folio, .putback_page = z3fold_page_putback, };