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From: Wanpeng Li <liwanp@linux.vnet.ibm.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Michal Hocko <mhocko@suse.cz>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
	David Rientjes <rientjes@google.com>,
	Jiang Liu <jiang.liu@huawei.com>,
	Tang Chen <tangchen@cn.fujitsu.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Wanpeng Li <liwanp@linux.vnet.ibm.com>
Subject: [PATCH 4/4] mm/hugetlb: use already exist interface huge_page_shift
Date: Wed, 22 May 2013 17:29:30 +0800	[thread overview]
Message-ID: <1369214970-1526-4-git-send-email-liwanp@linux.vnet.ibm.com> (raw)
In-Reply-To: <1369214970-1526-1-git-send-email-liwanp@linux.vnet.ibm.com>

Use already exist interface huge_page_shift instead of h->order + PAGE_SHIFT.

Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
---
 mm/hugetlb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index f8feeec..b6ff0ee 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -319,7 +319,7 @@ unsigned long vma_kernel_pagesize(struct vm_area_struct *vma)
 
 	hstate = hstate_vma(vma);
 
-	return 1UL << (hstate->order + PAGE_SHIFT);
+	return 1UL << huge_page_shift(hstate);
 }
 EXPORT_SYMBOL_GPL(vma_kernel_pagesize);
 
-- 
1.8.1.2

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  parent reply	other threads:[~2013-05-22  9:29 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-22  9:29 [PATCH 1/4] mm/memory-hotplug: fix lowmem count overflow when offline pages Wanpeng Li
2013-05-22  9:29 ` [PATCH 2/4] mm/pageblock: remove get/set_pageblock_flags Wanpeng Li
2013-05-22 10:50   ` Michal Hocko
2013-05-22  9:29 ` [PATCH 3/4] mm/hugetlb: remove hugetlb_prefault Wanpeng Li
2013-05-22 10:50   ` Michal Hocko
2013-05-22  9:29 ` Wanpeng Li [this message]
2013-05-22 10:52   ` [PATCH 4/4] mm/hugetlb: use already exist interface huge_page_shift Michal Hocko
2013-05-22 23:40     ` Wanpeng Li
2013-05-22 23:40     ` Wanpeng Li
2013-05-22 10:49 ` [PATCH 1/4] mm/memory-hotplug: fix lowmem count overflow when offline pages Michal Hocko
2013-05-22 23:38   ` Wanpeng Li
2013-05-22 23:38   ` Wanpeng Li
2013-05-30  8:20   ` Michal Hocko

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