From: Wanpeng Li <liwanp@linux.vnet.ibm.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Andi Kleen <andi@firstfloor.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Michal Hocko <mhocko@suse.cz>, Mel Gorman <mgorman@suse.de>,
Rik van Riel <riel@redhat.com>, Hillf Danton <dhillf@gmail.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Wanpeng Li <liwanp@linux.vnet.ibm.com>
Subject: [PATCH v2 5/6] mm/hugetlb: remove redundant hugetlb_prefault
Date: Wed, 17 Apr 2013 08:36:33 +0800 [thread overview]
Message-ID: <1366158995-3116-6-git-send-email-liwanp@linux.vnet.ibm.com> (raw)
In-Reply-To: <1366158995-3116-1-git-send-email-liwanp@linux.vnet.ibm.com>
hugetlb_prefault is not used by any users. This patch remove redundant
hugetlb_prefault.
Signed-off-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
---
include/linux/hugetlb.h | 2 --
1 file changed, 2 deletions(-)
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index b7e4106..813b265 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -57,7 +57,6 @@ void __unmap_hugepage_range_final(struct mmu_gather *tlb,
void __unmap_hugepage_range(struct mmu_gather *tlb, struct vm_area_struct *vma,
unsigned long start, unsigned long end,
struct page *ref_page);
-int hugetlb_prefault(struct address_space *, struct vm_area_struct *);
void hugetlb_report_meminfo(struct seq_file *);
int hugetlb_report_node_meminfo(int, char *);
void hugetlb_show_meminfo(void);
@@ -113,7 +112,6 @@ static inline unsigned long hugetlb_total_pages(void)
#define follow_hugetlb_page(m,v,p,vs,a,b,i,w) ({ BUG(); 0; })
#define follow_huge_addr(mm, addr, write) ERR_PTR(-EINVAL)
#define copy_hugetlb_page_range(src, dst, vma) ({ BUG(); 0; })
-#define hugetlb_prefault(mapping, vma) ({ BUG(); 0; })
static inline void hugetlb_report_meminfo(struct seq_file *m)
{
}
--
1.7.10.4
--
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next prev parent reply other threads:[~2013-04-17 0:36 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-17 0:36 [PATCH v2 0/6] mm/hugetlb: gigantic hugetlb page pools shrink supporting Wanpeng Li
2013-04-17 0:36 ` [PATCH v2 1/6] mm/hugetlb: introduce new sysctl knob which control gigantic page pools shrinking Wanpeng Li
2013-04-17 0:36 ` [PATCH v2 2/6] mm/hugetlb: update_and_free_page gigantic pages awareness Wanpeng Li
2013-04-17 0:36 ` [PATCH v2 3/6] mm/hugetlb: enable gigantic hugetlb page pools shrinking Wanpeng Li
2013-04-17 0:36 ` [PATCH v2 4/6] mm/hugetlb: use already exist huge_page_order() instead of h->order Wanpeng Li
2013-04-17 0:36 ` Wanpeng Li [this message]
2013-04-17 0:36 ` [PATCH v2 6/6] mm/hugetlb: use already exist interface huge_page_shift Wanpeng Li
2013-04-17 1:11 ` [PATCH v2 0/6] mm/hugetlb: gigantic hugetlb page pools shrink supporting Michal Hocko
2013-04-17 1:19 ` Wanpeng Li
2013-04-17 1:19 ` Wanpeng Li
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