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authorPunit Agrawal <punit.agrawal@arm.com>2017-05-26 11:31:57 +1000
committerStephen Rothwell <sfr@canb.auug.org.au>2017-05-26 11:31:57 +1000
commit909128d2c774560617a4de8468c4cc845cb443f2 (patch)
tree78c52293d9b2b320fc46a5972379191ad7b1b298
parentb6ebe9b384470010fdc0a911bfc48f07cf64c4a5 (diff)
mm-hugetlb-introduce-set_huge_swap_pte_at-helper-v4
Link: http://lkml.kernel.org/r/20170524115409.31309-8-punit.agrawal@arm.com Signed-off-by: Punit Agrawal <punit.agrawal@arm.com> Acked-by: Steve Capper <steve.capper@arm.com> Cc: Mike Kravetz <mike.kravetz@oracle.com> Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--include/linux/hugetlb.h11
-rw-r--r--mm/hugetlb.c6
2 files changed, 8 insertions, 9 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 83d46b2a7cd2..456f833906ce 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -158,9 +158,6 @@ unsigned long hugetlb_change_protection(struct vm_area_struct *vma,
unsigned long address, unsigned long end, pgprot_t newprot);
bool is_hugetlb_entry_migration(pte_t pte);
-
-void set_huge_swap_pte_at(struct mm_struct *mm, unsigned long addr,
- pte_t *ptep, pte_t pte, unsigned long sz);
#else /* !CONFIG_HUGETLB_PAGE */
static inline void reset_vma_resv_huge_pages(struct vm_area_struct *vma)
@@ -448,6 +445,14 @@ static inline pte_t arch_make_huge_pte(pte_t entry, struct vm_area_struct *vma,
}
#endif
+#ifndef set_huge_swap_pte_at
+static inline void set_huge_swap_pte_at(struct mm_struct *mm, unsigned long addr,
+ pte_t *ptep, pte_t pte, unsigned long sz)
+{
+ set_huge_pte_at(mm, addr, ptep, pte);
+}
+#endif
+
static inline struct hstate *page_hstate(struct page *page)
{
VM_BUG_ON_PAGE(!PageHuge(page), page);
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 160ab5d6949a..51d31352a5bf 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -3224,12 +3224,6 @@ static int is_hugetlb_entry_hwpoisoned(pte_t pte)
return 0;
}
-void __weak set_huge_swap_pte_at(struct mm_struct *mm, unsigned long addr,
- pte_t *ptep, pte_t pte, unsigned long sz)
-{
- set_huge_pte_at(mm, addr, ptep, pte);
-}
-
int copy_hugetlb_page_range(struct mm_struct *dst, struct mm_struct *src,
struct vm_area_struct *vma)
{