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mm: migrate: remove VM_HUGETLB from vma flag check in vma_migratable() 

Enable hugepage migration from migrate_pages(2), move_pages(2), and
mbind(2).

Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Acked-by: Hillf Danton <dhillf@gmail.com>
Acked-by: Andi Kleen <ak@linux.intel.com>
Reviewed-by: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Hugh Dickins <hughd@google.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Rik van Riel <riel@redhat.com>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Naoya Horiguchi 2013-09-11 14:22:08 -07:00 committed by Linus Torvalds
parent 74060e4d78
commit 71ea2efb1e
1 changed files with 1 additions and 1 deletions
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2
include/linux/mempolicy.h
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@ -173,7 +173,7 @@ extern int mpol_to_str(char *buffer, int maxlen, struct mempolicy *pol);
/* Check if a vma is migratable */
static inline int vma_migratable(struct vm_area_struct *vma)
{
if (vma->vm_flags & (VM_IO | VM_HUGETLB | VM_PFNMAP))
if (vma->vm_flags & (VM_IO | VM_PFNMAP))
return 0;
/*
* Migration allocates pages in the highest zone. If we cannot