Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754344AbdCBHKz (ORCPT ); Thu, 2 Mar 2017 02:10:55 -0500 Received: from LGEAMRELO12.lge.com ([156.147.23.52]:46441 "EHLO lgeamrelo12.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751449AbdCBHJv (ORCPT ); Thu, 2 Mar 2017 02:09:51 -0500 X-Original-SENDERIP: 156.147.1.151 X-Original-MAILFROM: minchan@kernel.org X-Original-SENDERIP: 10.177.223.161 X-Original-MAILFROM: minchan@kernel.org From: Minchan Kim To: Andrew Morton Cc: kernel-team@lge.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Johannes Weiner , Michal Hocko , Minchan Kim , "Kirill A . Shutemov" Subject: [RFC 01/11] mm: use SWAP_SUCCESS instead of 0 Date: Thu, 2 Mar 2017 15:39:15 +0900 Message-Id: <1488436765-32350-2-git-send-email-minchan@kernel.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1488436765-32350-1-git-send-email-minchan@kernel.org> References: <1488436765-32350-1-git-send-email-minchan@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 669 Lines: 24 SWAP_SUCCESS defined value 0 can be changed always so don't rely on it. Instead, use explict macro. Cc: Kirill A. Shutemov Signed-off-by: Minchan Kim --- mm/huge_memory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 092cc5c..fe2ccd4 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2114,7 +2114,7 @@ static void freeze_page(struct page *page) ttu_flags |= TTU_MIGRATION; ret = try_to_unmap(page, ttu_flags); - VM_BUG_ON_PAGE(ret, page); + VM_BUG_ON_PAGE(ret != SWAP_SUCCESS, page); } static void unfreeze_page(struct page *page) -- 2.7.4