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 lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6A0CCCCA482 for ; Mon, 6 Jun 2022 20:41:42 +0000 (UTC) Received: from [127.0.0.1] (helo=sfs-ml-4.v29.lw.sourceforge.com) by sfs-ml-4.v29.lw.sourceforge.com with esmtp (Exim 4.94.2) (envelope-from ) id 1nyJXi-0004U0-UU; Mon, 06 Jun 2022 20:41:41 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-4.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nyJXf-0004SR-Jv; Mon, 06 Jun 2022 20:41:38 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; 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:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=PTb1fSw49y2qxNUUq4k5t2uIOYf1rKQU0qM36b/uqdM=; b=LtZU1RqePKin3tRpOx5rUnu/01 Hvr02P/EJ3iiMvQgrTuAoqvF54Kns964Y/jvLIdRgt+6/CI4udnV1zQQXmNGIENk1Mt8EB1VNXIGK 38BCyVnxxMoysHlbsPdksKvhnNADZ93OWN/32EMLLvXmwqdt7V/EVTkRXmUpkckFSelU=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; 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:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=PTb1fSw49y2qxNUUq4k5t2uIOYf1rKQU0qM36b/uqdM=; b=ZP1OW2L786OC36CKnxqqeO95oj 40G1HU0smraME9KzcBBdkijglS262HlXAz4ro8V5Mi9VdxNzYbmcMHsGI/zXpjVh4Pf/904f+9Crv p4C0sRxGn+ayzI3+RLbkQOzdcd1gZg7O3D2VAAafmwLCXs1S9hYInxpdI7PtjuJ+0ZtE=; Received: from casper.infradead.org ([90.155.50.34]) by sfi-mx-1.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.94.2) id 1nyJXc-007Q3T-UQ; Mon, 06 Jun 2022 20:41:38 +0000 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=PTb1fSw49y2qxNUUq4k5t2uIOYf1rKQU0qM36b/uqdM=; b=moAsLc7xAe9cCO2yLS/2VDmHEw YBwWTVJr9kJRjwoeFhsNnd8JLuuJjbq0xBtc3hJNd0koz0AzNRiu2y+N5Os1g1/u53LaRvxXW4rdM tHwy5XlETEs430Lov51yIttD+nu/AmMuCt1+6O5d08aKIMBYPTBY0Yt54xqFYELLNo0/O6twSwDnU wa3c1U/y/ETekmwC5gKHpa1nMck5VNxLTjucI7KCgMp9l5cOztmW0nCXmpkBfBeAli7aijjbj7GhC zHPVo0ax+4QE/HagbZZ6pGGOB2yVWmyQYd5p+40+xWsAl8Ab1eGJlEDyjqzfn+/+j35DgUlM4Y7a4 FS4d0iCw==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1nyJWw-00B19S-UW; Mon, 06 Jun 2022 20:40:54 +0000 From: "Matthew Wilcox (Oracle)" To: linux-fsdevel@vger.kernel.org Date: Mon, 6 Jun 2022 21:40:35 +0100 Message-Id: <20220606204050.2625949-6-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 X-Headers-End: 1nyJXc-007Q3T-UQ Subject: [f2fs-dev] [PATCH 05/20] mm/migrate: Convert expected_page_refs() to folio_expected_refs() X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-aio@kvack.org, linux-nfs@vger.kernel.org, cluster-devel@redhat.com, linux-ntfs-dev@lists.sourceforge.net, linux-kernel@vger.kernel.org, "Matthew Wilcox \(Oracle\)" , linux-f2fs-devel@lists.sourceforge.net, linux-block@vger.kernel.org, linux-mm@kvack.org, linux-mtd@lists.infradead.org, ocfs2-devel@oss.oracle.com, linux-ext4@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-xfs@vger.kernel.org, linux-btrfs@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net Now that both callers have a folio, convert this function to take a folio & rename it. Signed-off-by: Matthew Wilcox (Oracle) --- mm/migrate.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) diff --git a/mm/migrate.c b/mm/migrate.c index 77b8c662c9ca..e0a593e5b5f9 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -337,13 +337,18 @@ void pmd_migration_entry_wait(struct mm_struct *mm, pmd_t *pmd) } #endif -static int expected_page_refs(struct address_space *mapping, struct page *page) +static int folio_expected_refs(struct address_space *mapping, + struct folio *folio) { - int expected_count = 1; + int refs = 1; + if (!mapping) + return refs; - if (mapping) - expected_count += compound_nr(page) + page_has_private(page); - return expected_count; + refs += folio_nr_pages(folio); + if (folio_get_private(folio)) + refs++; + + return refs;; } /* @@ -360,7 +365,7 @@ int folio_migrate_mapping(struct address_space *mapping, XA_STATE(xas, &mapping->i_pages, folio_index(folio)); struct zone *oldzone, *newzone; int dirty; - int expected_count = expected_page_refs(mapping, &folio->page) + extra_count; + int expected_count = folio_expected_refs(mapping, folio) + extra_count; long nr = folio_nr_pages(folio); if (!mapping) { @@ -670,7 +675,7 @@ static int __buffer_migrate_folio(struct address_space *mapping, return migrate_page(mapping, &dst->page, &src->page, mode); /* Check whether page does not have extra refs before we do more work */ - expected_count = expected_page_refs(mapping, &src->page); + expected_count = folio_expected_refs(mapping, src); if (folio_ref_count(src) != expected_count) return -EAGAIN; -- 2.35.1 _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel