[PATCH v2 5/9] mm: remove check_huge_range()

From: Stephen Wilson
Date: Sun May 15 2011 - 18:23:05 EST


This function has been superseded by gather_hugetbl_stats() and is no
longer needed.

Signed-off-by: Stephen Wilson <wilsons@xxxxxxxx>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Lee Schermerhorn <lee.schermerhorn@xxxxxx>
Cc: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxxxxxxxxxxxxx>
---
mm/mempolicy.c | 35 -----------------------------------
1 files changed, 0 insertions(+), 35 deletions(-)

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 108f858..231efc8 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2616,35 +2616,6 @@ static int gather_pte_stats(pmd_t *pmd, unsigned long addr,
}

#ifdef CONFIG_HUGETLB_PAGE
-static void check_huge_range(struct vm_area_struct *vma,
- unsigned long start, unsigned long end,
- struct numa_maps *md)
-{
- unsigned long addr;
- struct page *page;
- struct hstate *h = hstate_vma(vma);
- unsigned long sz = huge_page_size(h);
-
- for (addr = start; addr < end; addr += sz) {
- pte_t *ptep = huge_pte_offset(vma->vm_mm,
- addr & huge_page_mask(h));
- pte_t pte;
-
- if (!ptep)
- continue;
-
- pte = *ptep;
- if (pte_none(pte))
- continue;
-
- page = pte_page(pte);
- if (!page)
- continue;
-
- gather_stats(page, md, pte_dirty(*ptep));
- }
-}
-
static int gather_hugetbl_stats(pte_t *pte, unsigned long hmask,
unsigned long addr, unsigned long end, struct mm_walk *walk)
{
@@ -2664,12 +2635,6 @@ static int gather_hugetbl_stats(pte_t *pte, unsigned long hmask,
}

#else
-static inline void check_huge_range(struct vm_area_struct *vma,
- unsigned long start, unsigned long end,
- struct numa_maps *md)
-{
-}
-
static int gather_hugetbl_stats(pte_t *pte, unsigned long hmask,
unsigned long addr, unsigned long end, struct mm_walk *walk)
{
--
1.7.4.4

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