From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752113Ab3LMGvJ (ORCPT ); Fri, 13 Dec 2013 01:51:09 -0500 Received: from lgeamrelo02.lge.com ([156.147.1.126]:52563 "EHLO LGEAMRELO02.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751935Ab3LMGuf (ORCPT ); Fri, 13 Dec 2013 01:50:35 -0500 X-AuditID: 9c93017e-b7c17ae000003961-d9-52aaae3850da From: Joonsoo Kim To: Andrew Morton Cc: Mel Gorman , Rik van Riel , Rafael Aquini , Naoya Horiguchi , Christoph Lameter , Joonsoo Kim , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Vlastimil Babka , Zhang Yanfei , Wanpeng Li , Joonsoo Kim Subject: [PATCH v3 6/6] mm/migrate: remove unused function, fail_migrate_page() Date: Fri, 13 Dec 2013 15:53:31 +0900 Message-Id: <1386917611-11319-7-git-send-email-iamjoonsoo.kim@lge.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1386917611-11319-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1386917611-11319-1-git-send-email-iamjoonsoo.kim@lge.com> X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org fail_migrate_page() isn't used anywhere, so remove it. Acked-by: Christoph Lameter Reviewed-by: Naoya Horiguchi Reviewed-by: Wanpeng Li Signed-off-by: Joonsoo Kim diff --git a/include/linux/migrate.h b/include/linux/migrate.h index e4671f9..4308018 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -41,9 +41,6 @@ extern int migrate_page(struct address_space *, extern int migrate_pages(struct list_head *l, new_page_t x, unsigned long private, enum migrate_mode mode, int reason); -extern int fail_migrate_page(struct address_space *, - struct page *, struct page *); - extern int migrate_prep(void); extern int migrate_prep_local(void); extern int migrate_vmas(struct mm_struct *mm, @@ -83,7 +80,6 @@ static inline int migrate_huge_page_move_mapping(struct address_space *mapping, /* Possible settings for the migrate_page() method in address_operations */ #define migrate_page NULL -#define fail_migrate_page NULL #endif /* CONFIG_MIGRATION */ diff --git a/mm/migrate.c b/mm/migrate.c index fa73ee3..d538404 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -550,14 +550,6 @@ void migrate_page_copy(struct page *newpage, struct page *page) * Migration functions ***********************************************************/ -/* Always fail migration. Used for mappings that are not movable */ -int fail_migrate_page(struct address_space *mapping, - struct page *newpage, struct page *page) -{ - return -EIO; -} -EXPORT_SYMBOL(fail_migrate_page); - /* * Common logic to directly migrate a single page suitable for * pages that do not use PagePrivate/PagePrivate2. -- 1.7.9.5