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powerpc/mm/hugetlb: Use pte_access_permitted for hugetlb access check
[linux-2.6-block.git]
/
arch
/
powerpc
/
mm
/
hugetlbpage.c
diff --git
a/arch/powerpc/mm/hugetlbpage.c
b/arch/powerpc/mm/hugetlbpage.c
index a9b9083c5e4999bc398442ef3f8945040b47fac6..c7e5afe5e118e4a15b7e13cdf29bf999ba73c4b0 100644
(file)
--- a/
arch/powerpc/mm/hugetlbpage.c
+++ b/
arch/powerpc/mm/hugetlbpage.c
@@
-855,9
+855,7
@@
int gup_hugepte(pte_t *ptep, unsigned long sz, unsigned long addr,
pte = READ_ONCE(*ptep);
- if (!pte_present(pte) || !pte_read(pte))
- return 0;
- if (write && !pte_write(pte))
+ if (!pte_access_permitted(pte, write))
return 0;
/* hugepages are never "special" */