From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail6.bemta12.messagelabs.com (mail6.bemta12.messagelabs.com [216.82.250.247]) by kanga.kvack.org (Postfix) with ESMTP id B983C6B00E7 for ; Thu, 9 Jun 2011 14:20:45 -0400 (EDT) Received: (from localhost user: 'dkiper' uid#4000 fake: STDIN (dkiper@router-fw.net-space.pl)) by router-fw-old.local.net-space.pl id S1584897Ab1FISUf (ORCPT ); Thu, 9 Jun 2011 20:20:35 +0200 Date: Thu, 9 Jun 2011 20:20:35 +0200 From: Daniel Kiper Subject: [PATCH] mm: Simplify code by SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro usage Message-ID: <20110609182035.GC23592@router-fw-old.local.net-space.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Sender: owner-linux-mm@kvack.org List-ID: To: rientjes@google.com, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org git commit a539f3533b78e39a22723d6d3e1e11b6c14454d9 (mm: add SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro) introduced SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro. Use those macros to increase code readability. This patch applies to Linus' git tree, v3.0-rc2 tag. Signed-off-by: Daniel Kiper --- mm/page_cgroup.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c index 74ccff6..d818525 100644 --- a/mm/page_cgroup.c +++ b/mm/page_cgroup.c @@ -222,8 +222,8 @@ int __meminit online_page_cgroup(unsigned long start_pfn, unsigned long start, end, pfn; int fail = 0; - start = start_pfn & ~(PAGES_PER_SECTION - 1); - end = ALIGN(start_pfn + nr_pages, PAGES_PER_SECTION); + start = SECTION_ALIGN_DOWN(start_pfn); + end = SECTION_ALIGN_UP(start_pfn + nr_pages); for (pfn = start; !fail && pfn < end; pfn += PAGES_PER_SECTION) { if (!pfn_present(pfn)) @@ -245,8 +245,8 @@ int __meminit offline_page_cgroup(unsigned long start_pfn, { unsigned long start, end, pfn; - start = start_pfn & ~(PAGES_PER_SECTION - 1); - end = ALIGN(start_pfn + nr_pages, PAGES_PER_SECTION); + start = SECTION_ALIGN_DOWN(start_pfn); + end = SECTION_ALIGN_UP(start_pfn + nr_pages); for (pfn = start; pfn < end; pfn += PAGES_PER_SECTION) __free_page_cgroup(pfn); -- 1.5.6.5 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org