diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/hash-4k.h | 2 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/hugetlb.h | 3 | ||||
| -rw-r--r-- | arch/powerpc/mm/hugetlbpage.c | 2 |
3 files changed, 5 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/hash-4k.h b/arch/powerpc/include/asm/book3s/64/hash-4k.h index 9a3798660cef..15bc16b1dc9c 100644 --- a/arch/powerpc/include/asm/book3s/64/hash-4k.h +++ b/arch/powerpc/include/asm/book3s/64/hash-4k.h @@ -66,7 +66,7 @@ static inline int hash__hugepd_ok(hugepd_t hpd) * if it is not a pte and have hugepd shift mask * set, then it is a hugepd directory pointer */ - if (!(hpdval & _PAGE_PTE) && + if (!(hpdval & _PAGE_PTE) && (hpdval & _PAGE_PRESENT) && ((hpdval & HUGEPD_SHIFT_MASK) != 0)) return true; return false; diff --git a/arch/powerpc/include/asm/book3s/64/hugetlb.h b/arch/powerpc/include/asm/book3s/64/hugetlb.h index 50888388a359..5b0177733994 100644 --- a/arch/powerpc/include/asm/book3s/64/hugetlb.h +++ b/arch/powerpc/include/asm/book3s/64/hugetlb.h @@ -39,4 +39,7 @@ static inline bool gigantic_page_supported(void) } #endif +/* hugepd entry valid bit */ +#define HUGEPD_VAL_BITS (0x8000000000000000UL) + #endif diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index e87f9ef9115b..c6df73c66c40 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -95,7 +95,7 @@ static int __hugepte_alloc(struct mm_struct *mm, hugepd_t *hpdp, break; else { #ifdef CONFIG_PPC_BOOK3S_64 - *hpdp = __hugepd(__pa(new) | + *hpdp = __hugepd(__pa(new) | HUGEPD_VAL_BITS | (shift_to_mmu_psize(pshift) << 2)); #elif defined(CONFIG_PPC_8xx) *hpdp = __hugepd(__pa(new) | _PMD_USER | |
