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mm: Use ptep/pmdp_set_numa() for updating _PAGE_NUMA bit
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
mm
/
huge_memory.c
diff --git
a/mm/huge_memory.c
b/mm/huge_memory.c
index
82166bf
..
da23eb9
100644
(file)
--- a/
mm/huge_memory.c
+++ b/
mm/huge_memory.c
@@
-1545,6
+1545,7
@@
int change_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd,
entry = pmd_mknonnuma(entry);
entry = pmd_modify(entry, newprot);
ret = HPAGE_PMD_NR;
entry = pmd_mknonnuma(entry);
entry = pmd_modify(entry, newprot);
ret = HPAGE_PMD_NR;
+ set_pmd_at(mm, addr, pmd, entry);
BUG_ON(pmd_write(entry));
} else {
struct page *page = pmd_page(*pmd);
BUG_ON(pmd_write(entry));
} else {
struct page *page = pmd_page(*pmd);
@@
-1557,16
+1558,10
@@
int change_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd,
*/
if (!is_huge_zero_page(page) &&
!pmd_numa(*pmd)) {
*/
if (!is_huge_zero_page(page) &&
!pmd_numa(*pmd)) {
- entry = *pmd;
- entry = pmd_mknuma(entry);
+ pmdp_set_numa(mm, addr, pmd);
ret = HPAGE_PMD_NR;
}
}
ret = HPAGE_PMD_NR;
}
}
-
- /* Set PMD if cleared earlier */
- if (ret == HPAGE_PMD_NR)
- set_pmd_at(mm, addr, pmd, entry);
-
spin_unlock(ptl);
}
spin_unlock(ptl);
}