From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752958AbbIOOIZ (ORCPT ); Tue, 15 Sep 2015 10:08:25 -0400 Received: from mail-la0-f43.google.com ([209.85.215.43]:36857 "EHLO mail-la0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752842AbbIOOIV (ORCPT ); Tue, 15 Sep 2015 10:08:21 -0400 From: Alexander Kuleshov To: Andrew Morton Cc: Michal Hocko , Johannes Weiner , David Rientjes , Vladimir Davydov , Tejun Heo , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Alexander Kuleshov Subject: [PATCH 01/10] mm/msync: Use offset_in_page macro Date: Tue, 15 Sep 2015 20:07:25 +0600 Message-Id: <1442326045-7147-1-git-send-email-kuleshovmail@gmail.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1442326012-7034-1-git-send-email-kuleshovmail@gmail.com> References: <1442326012-7034-1-git-send-email-kuleshovmail@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The provides offset_in_page() macro. Let's use already predefined macro instead of (addr & ~PAGE_MASK). Signed-off-by: Alexander Kuleshov --- mm/msync.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/msync.c b/mm/msync.c index bb04d53..24e612f 100644 --- a/mm/msync.c +++ b/mm/msync.c @@ -38,7 +38,7 @@ SYSCALL_DEFINE3(msync, unsigned long, start, size_t, len, int, flags) if (flags & ~(MS_ASYNC | MS_INVALIDATE | MS_SYNC)) goto out; - if (start & ~PAGE_MASK) + if (offset_in_page(start)) goto out; if ((flags & MS_ASYNC) && (flags & MS_SYNC)) goto out; -- 2.5.0