diff options
Diffstat (limited to 'arch/powerpc/include/asm/book3s/64/radix.h')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/radix.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/radix.h b/arch/powerpc/include/asm/book3s/64/radix.h index ac16d1943022..544440b5aff3 100644 --- a/arch/powerpc/include/asm/book3s/64/radix.h +++ b/arch/powerpc/include/asm/book3s/64/radix.h @@ -116,6 +116,11 @@ #define RADIX_PUD_TABLE_SIZE (sizeof(pud_t) << RADIX_PUD_INDEX_SIZE) #define RADIX_PGD_TABLE_SIZE (sizeof(pgd_t) << RADIX_PGD_INDEX_SIZE) +#ifdef CONFIG_STRICT_KERNEL_RWX +extern void radix__mark_rodata_ro(void); +extern void radix__mark_initmem_nx(void); +#endif + static inline unsigned long __radix_pte_update(pte_t *ptep, unsigned long clr, unsigned long set) { @@ -252,7 +257,7 @@ static inline int radix__pgd_bad(pgd_t pgd) static inline int radix__pmd_trans_huge(pmd_t pmd) { - return !!(pmd_val(pmd) & _PAGE_PTE); + return (pmd_val(pmd) & (_PAGE_PTE | _PAGE_DEVMAP)) == _PAGE_PTE; } static inline pmd_t radix__pmd_mkhuge(pmd_t pmd) |