linux-kernel - [PATCH v2 6/6] mm/hugetlb: use already exist interface huge_page

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Message-Id: <1366158995-3116-7-git-send-email-liwanp@linux.vnet.ibm.com>
Date:	Wed, 17 Apr 2013 08:36:34 +0800
From:	Wanpeng Li <liwanp@...ux.vnet.ibm.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Andi Kleen <andi@...stfloor.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Michal Hocko <mhocko@...e.cz>, Mel Gorman <mgorman@...e.de>,
	Rik van Riel <riel@...hat.com>,
	Hillf Danton <dhillf@...il.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org,
	Wanpeng Li <liwanp@...ux.vnet.ibm.com>
Subject: [PATCH v2 6/6] mm/hugetlb: use already exist interface huge_page_shift 

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

Signed-off-by: Wanpeng Li <liwanp@...ux.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 0cae950..750ed8a 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -320,7 +320,7 @@ 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);
 
-- 
1.7.10.4

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