diff options
Diffstat (limited to 'arch/powerpc/include/asm/pgalloc.h')
| -rw-r--r-- | arch/powerpc/include/asm/pgalloc.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/pgalloc.h b/arch/powerpc/include/asm/pgalloc.h index e11f03007b57..c2c6fd438840 100644 --- a/arch/powerpc/include/asm/pgalloc.h +++ b/arch/powerpc/include/asm/pgalloc.h @@ -20,6 +20,31 @@ static inline gfp_t pgtable_gfp_flags(struct mm_struct *mm, gfp_t gfp) #define PGALLOC_GFP (GFP_KERNEL | __GFP_ZERO) +pte_t *pte_fragment_alloc(struct mm_struct *mm, int kernel); + +static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm) +{ + return (pte_t *)pte_fragment_alloc(mm, 1); +} + +static inline pgtable_t pte_alloc_one(struct mm_struct *mm) +{ + return (pgtable_t)pte_fragment_alloc(mm, 0); +} + +void pte_frag_destroy(void *pte_frag); +void pte_fragment_free(unsigned long *table, int kernel); + +static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) +{ + pte_fragment_free((unsigned long *)pte, 1); +} + +static inline void pte_free(struct mm_struct *mm, pgtable_t ptepage) +{ + pte_fragment_free((unsigned long *)ptepage, 0); +} + #ifdef CONFIG_PPC_BOOK3S #include <asm/book3s/pgalloc.h> #else |