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Subject[PATCH 09/11] arch/powerpc/mm/subpage-prot.c: use walk_page_vma() instead of walk_page_range()
Date
We don't have to use mm_walk->private to pass vma to the callback
function, because mm_walk->vma is automatically set to the valid one.

Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
---
arch/powerpc/mm/subpage-prot.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git v3.12-rc7-mmots-2013-10-29-16-24.orig/arch/powerpc/mm/subpage-prot.c v3.12-rc7-mmots-2013-10-29-16-24/arch/powerpc/mm/subpage-prot.c
index a770df2d..cec0af0 100644
--- v3.12-rc7-mmots-2013-10-29-16-24.orig/arch/powerpc/mm/subpage-prot.c
+++ v3.12-rc7-mmots-2013-10-29-16-24/arch/powerpc/mm/subpage-prot.c
@@ -134,7 +134,7 @@ static void subpage_prot_clear(unsigned long addr, unsigned long len)
static int subpage_walk_pmd_entry(pmd_t *pmd, unsigned long addr,
unsigned long end, struct mm_walk *walk)
{
- struct vm_area_struct *vma = walk->private;
+ struct vm_area_struct *vma = walk->vma;
split_huge_page_pmd(vma, addr, pmd);
return 0;
}
@@ -163,9 +163,7 @@ static void subpage_mark_vma_nohuge(struct mm_struct *mm, unsigned long addr,
if (vma->vm_start >= (addr + len))
break;
vma->vm_flags |= VM_NOHUGEPAGE;
- subpage_proto_walk.private = vma;
- walk_page_range(vma->vm_start, vma->vm_end,
- &subpage_proto_walk);
+ walk_page_vma(vma, &subpage_proto_walk);
vma = vma->vm_next;
}
}
--
1.8.3.1


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