diff options
Diffstat (limited to 'include/asm-generic/pgalloc.h')
| -rw-r--r-- | include/asm-generic/pgalloc.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/asm-generic/pgalloc.h b/include/asm-generic/pgalloc.h index 3c8ec3bfea44..b9d2a7c79b93 100644 --- a/include/asm-generic/pgalloc.h +++ b/include/asm-generic/pgalloc.h @@ -28,6 +28,8 @@ static inline pte_t *__pte_alloc_one_kernel_noprof(struct mm_struct *mm) return NULL; } + ptdesc_set_kernel(ptdesc); + return ptdesc_address(ptdesc); } #define __pte_alloc_one_kernel(...) alloc_hooks(__pte_alloc_one_kernel_noprof(__VA_ARGS__)) @@ -146,6 +148,10 @@ static inline pmd_t *pmd_alloc_one_noprof(struct mm_struct *mm, unsigned long ad pagetable_free(ptdesc); return NULL; } + + if (mm == &init_mm) + ptdesc_set_kernel(ptdesc); + return ptdesc_address(ptdesc); } #define pmd_alloc_one(...) alloc_hooks(pmd_alloc_one_noprof(__VA_ARGS__)) @@ -179,6 +185,10 @@ static inline pud_t *__pud_alloc_one_noprof(struct mm_struct *mm, unsigned long return NULL; pagetable_pud_ctor(ptdesc); + + if (mm == &init_mm) + ptdesc_set_kernel(ptdesc); + return ptdesc_address(ptdesc); } #define __pud_alloc_one(...) alloc_hooks(__pud_alloc_one_noprof(__VA_ARGS__)) @@ -233,6 +243,10 @@ static inline p4d_t *__p4d_alloc_one_noprof(struct mm_struct *mm, unsigned long return NULL; pagetable_p4d_ctor(ptdesc); + + if (mm == &init_mm) + ptdesc_set_kernel(ptdesc); + return ptdesc_address(ptdesc); } #define __p4d_alloc_one(...) alloc_hooks(__p4d_alloc_one_noprof(__VA_ARGS__)) @@ -277,6 +291,10 @@ static inline pgd_t *__pgd_alloc_noprof(struct mm_struct *mm, unsigned int order return NULL; pagetable_pgd_ctor(ptdesc); + + if (mm == &init_mm) + ptdesc_set_kernel(ptdesc); + return ptdesc_address(ptdesc); } #define __pgd_alloc(...) alloc_hooks(__pgd_alloc_noprof(__VA_ARGS__)) |