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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2007-10-22 14:52:48 +0400 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2007-10-22 14:52:49 +0400 |
| commit | 190a1d722a59725706daf832bc8a511ed62f249d (patch) | |
| tree | fa4441d0f7833062687e7816e09ec73600ac8523 /include/asm-s390/pgalloc.h | |
| parent | 3610cce87af0693603db171d5b6f6735f5e3dc5b (diff) | |
| download | linux-190a1d722a59725706daf832bc8a511ed62f249d.tar.xz | |
[S390] 4level-fixup cleanup
Get independent from asm-generic/4level-fixup.h
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/asm-s390/pgalloc.h')
| -rw-r--r-- | include/asm-s390/pgalloc.h | 32 |
1 files changed, 22 insertions, 10 deletions
diff --git a/include/asm-s390/pgalloc.h b/include/asm-s390/pgalloc.h index 229b0bd59331..709dd1740956 100644 --- a/include/asm-s390/pgalloc.h +++ b/include/asm-s390/pgalloc.h @@ -56,11 +56,17 @@ static inline unsigned long pgd_entry_type(struct mm_struct *mm) return _SEGMENT_ENTRY_EMPTY; } +#define pud_alloc_one(mm,address) ({ BUG(); ((pud_t *)2); }) +#define pud_free(x) do { } while (0) + #define pmd_alloc_one(mm,address) ({ BUG(); ((pmd_t *)2); }) #define pmd_free(x) do { } while (0) -#define pgd_populate(mm, pmd, pte) BUG() -#define pgd_populate_kernel(mm, pmd, pte) BUG() +#define pgd_populate(mm, pgd, pud) BUG() +#define pgd_populate_kernel(mm, pgd, pud) BUG() + +#define pud_populate(mm, pud, pmd) BUG() +#define pud_populate_kernel(mm, pud, pmd) BUG() #else /* __s390x__ */ @@ -69,6 +75,9 @@ static inline unsigned long pgd_entry_type(struct mm_struct *mm) return _REGION3_ENTRY_EMPTY; } +#define pud_alloc_one(mm,address) ({ BUG(); ((pud_t *)2); }) +#define pud_free(x) do { } while (0) + static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long vmaddr) { unsigned long *crst = crst_table_alloc(mm, s390_noexec); @@ -78,20 +87,23 @@ static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long vmaddr) } #define pmd_free(pmd) crst_table_free((unsigned long *) pmd) -static inline void pgd_populate_kernel(struct mm_struct *mm, - pgd_t *pgd, pmd_t *pmd) +#define pgd_populate(mm, pgd, pud) BUG() +#define pgd_populate_kernel(mm, pgd, pud) BUG() + +static inline void pud_populate_kernel(struct mm_struct *mm, + pud_t *pud, pmd_t *pmd) { - pgd_val(*pgd) = _REGION3_ENTRY | __pa(pmd); + pud_val(*pud) = _REGION3_ENTRY | __pa(pmd); } -static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd) +static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) { - pgd_t *shadow_pgd = get_shadow_table(pgd); + pud_t *shadow_pud = get_shadow_table(pud); pmd_t *shadow_pmd = get_shadow_table(pmd); - if (shadow_pgd && shadow_pmd) - pgd_populate_kernel(mm, shadow_pgd, shadow_pmd); - pgd_populate_kernel(mm, pgd, pmd); + if (shadow_pud && shadow_pmd) + pud_populate_kernel(mm, shadow_pud, shadow_pmd); + pud_populate_kernel(mm, pud, pmd); } #endif /* __s390x__ */ |