From patchwork Thu Jul 15 03:36:33 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matthew Wilcox X-Patchwork-Id: 12378877 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 035FAC47E48 for ; Thu, 15 Jul 2021 05:05:10 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id A447561360 for ; Thu, 15 Jul 2021 05:05:09 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A447561360 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 036658D0071; Thu, 15 Jul 2021 01:05:10 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 00CFE8D0065; Thu, 15 Jul 2021 01:05:09 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id DF04F8D0071; Thu, 15 Jul 2021 01:05:09 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0034.hostedemail.com [216.40.44.34]) by kanga.kvack.org (Postfix) with ESMTP id BC0678D0065 for ; Thu, 15 Jul 2021 01:05:09 -0400 (EDT) Received: from smtpin12.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id B00F2824556B for ; Thu, 15 Jul 2021 05:05:08 +0000 (UTC) X-FDA: 78363633096.12.337C36C Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf24.hostedemail.com (Postfix) with ESMTP id 678CBB0000A2 for ; Thu, 15 Jul 2021 05:05:08 +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=c36GOq3ah392G52Mqq66mFAtLZcpjZrfdzLMICjvPFs=; b=YwT0jqDhJvXc5/f3HD+OitpY4f pNf6MDEPHbmGWM9Ggc0O4Hfd+irDhP4GlVbaF7bYE3PLBaUqkaLaIHhDz6UZleZX2ycYTy1c0JTT3 mNR2bDzDqjHsDshQiYshegUdevPC9QYZu62ARm1vikdb+8k3ARD48g/Vlr9O63RT4kd3OcnwURu6P 4HpBvlp7nzz5MhbGdQ6F2aG2D13vjEECGwbZA7bgmdex91PmnQF1w9CZ93ROkADCk9wniJv17/PhC nEUUoi106lgtgEESzisJniapfRWek8pEu8dW1ksLUpyYwvj7bQqH6SShgHN9SUYP1JhMRkC3Zb/+0 XS8gh84w==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1m3tWr-002zn9-ST; Thu, 15 Jul 2021 05:03:38 +0000 From: "Matthew Wilcox (Oracle)" To: linux-kernel@vger.kernel.org Cc: "Matthew Wilcox (Oracle)" , linux-mm@kvack.org, linux-fsdevel@vger.kernel.org Subject: [PATCH v14 107/138] iomap: Convert iomap_migrate_page to use folios Date: Thu, 15 Jul 2021 04:36:33 +0100 Message-Id: <20210715033704.692967-108-willy@infradead.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210715033704.692967-1-willy@infradead.org> References: <20210715033704.692967-1-willy@infradead.org> MIME-Version: 1.0 X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 678CBB0000A2 X-Stat-Signature: 8khqzicnpsxir86uhoinh1jzmwu617or Authentication-Results: imf24.hostedemail.com; dkim=pass header.d=infradead.org header.s=casper.20170209 header.b=YwT0jqDh; spf=none (imf24.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: 1626325508-628826 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: The arguments are still pages for now, but we can use folios internally and cut out a lot of calls to compound_head(). Signed-off-by: Matthew Wilcox (Oracle) Reviewed-by: Darrick J. Wong --- fs/iomap/buffered-io.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c index 0731e2c3f44b..48de198c5603 100644 --- a/fs/iomap/buffered-io.c +++ b/fs/iomap/buffered-io.c @@ -490,19 +490,21 @@ int iomap_migrate_page(struct address_space *mapping, struct page *newpage, struct page *page, enum migrate_mode mode) { + struct folio *folio = page_folio(page); + struct folio *newfolio = page_folio(newpage); int ret; - ret = migrate_page_move_mapping(mapping, newpage, page, 0); + ret = folio_migrate_mapping(mapping, newfolio, folio, 0); if (ret != MIGRATEPAGE_SUCCESS) return ret; - if (page_has_private(page)) - attach_page_private(newpage, detach_page_private(page)); + if (folio_test_private(folio)) + folio_attach_private(newfolio, folio_detach_private(folio)); if (mode != MIGRATE_SYNC_NO_COPY) - migrate_page_copy(newpage, page); + folio_migrate_copy(newfolio, folio); else - migrate_page_states(newpage, page); + folio_migrate_flags(newfolio, folio); return MIGRATEPAGE_SUCCESS; } EXPORT_SYMBOL_GPL(iomap_migrate_page);