From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751759AbeBZXJc (ORCPT ); Mon, 26 Feb 2018 18:09:32 -0500 Received: from mail-pf0-f196.google.com ([209.85.192.196]:46118 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751539AbeBZXJa (ORCPT ); Mon, 26 Feb 2018 18:09:30 -0500 X-Google-Smtp-Source: AH8x225Z6SBBJvoYUP7QYYJ4BQCwjlIewzQ8CKPecVlXf+zNT6WyhFTro9hwVG6vjDau+nfqG5QapA== From: Guenter Roeck To: Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Guenter Roeck , Matthias Kaehlcke Subject: [PATCH] mm: Provide consistent declaration for num_poisoned_pages Date: Mon, 26 Feb 2018 15:09:25 -0800 Message-Id: <1519686565-8224-1-git-send-email-linux@roeck-us.net> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org clang reports the following compile warning. In file included from mm/vmscan.c:56: ./include/linux/swapops.h:327:22: warning: section attribute is specified on redeclared variable [-Wsection] extern atomic_long_t num_poisoned_pages __read_mostly; ^ ./include/linux/mm.h:2585:22: note: previous declaration is here extern atomic_long_t num_poisoned_pages; ^ Let's use __read_mostly everywhere. Signed-off-by: Guenter Roeck Cc: Matthias Kaehlcke --- include/linux/mm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index ad06d42adb1a..bd4bd59f02c1 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2582,7 +2582,7 @@ extern int get_hwpoison_page(struct page *page); extern int sysctl_memory_failure_early_kill; extern int sysctl_memory_failure_recovery; extern void shake_page(struct page *p, int access); -extern atomic_long_t num_poisoned_pages; +extern atomic_long_t num_poisoned_pages __read_mostly; extern int soft_offline_page(struct page *page, int flags); -- 2.7.4