diff options
author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-02-05 01:29:14 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-05 12:44:18 -0500 |
commit | 5e5419734c8719cbc01af959ad9c0844002c0df5 (patch) | |
tree | a075dca3f719946689efa0245464855cbf2a20ce /include/asm-s390/pgalloc.h | |
parent | 9f8f2172537de7af0b0fbd33502d18d52b1339bc (diff) |
add mm argument to pte/pmd/pud/pgd_free
(with Martin Schwidefsky <schwidefsky@de.ibm.com>)
The pgd/pud/pmd/pte page table allocation functions get a mm_struct pointer as
first argument. The free functions do not get the mm_struct argument. This
is 1) asymmetrical and 2) to do mm related page table allocations the mm
argument is needed on the free function as well.
[kamalesh@linux.vnet.ibm.com: i386 fix]
[akpm@linux-foundation.org: coding-syle fixes]
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-s390/pgalloc.h')
-rw-r--r-- | include/asm-s390/pgalloc.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/include/asm-s390/pgalloc.h b/include/asm-s390/pgalloc.h index 709dd1740956..6f6619ba8980 100644 --- a/include/asm-s390/pgalloc.h +++ b/include/asm-s390/pgalloc.h | |||
@@ -57,10 +57,10 @@ static inline unsigned long pgd_entry_type(struct mm_struct *mm) | |||
57 | } | 57 | } |
58 | 58 | ||
59 | #define pud_alloc_one(mm,address) ({ BUG(); ((pud_t *)2); }) | 59 | #define pud_alloc_one(mm,address) ({ BUG(); ((pud_t *)2); }) |
60 | #define pud_free(x) do { } while (0) | 60 | #define pud_free(mm, x) do { } while (0) |
61 | 61 | ||
62 | #define pmd_alloc_one(mm,address) ({ BUG(); ((pmd_t *)2); }) | 62 | #define pmd_alloc_one(mm,address) ({ BUG(); ((pmd_t *)2); }) |
63 | #define pmd_free(x) do { } while (0) | 63 | #define pmd_free(mm, x) do { } while (0) |
64 | 64 | ||
65 | #define pgd_populate(mm, pgd, pud) BUG() | 65 | #define pgd_populate(mm, pgd, pud) BUG() |
66 | #define pgd_populate_kernel(mm, pgd, pud) BUG() | 66 | #define pgd_populate_kernel(mm, pgd, pud) BUG() |
@@ -76,7 +76,7 @@ static inline unsigned long pgd_entry_type(struct mm_struct *mm) | |||
76 | } | 76 | } |
77 | 77 | ||
78 | #define pud_alloc_one(mm,address) ({ BUG(); ((pud_t *)2); }) | 78 | #define pud_alloc_one(mm,address) ({ BUG(); ((pud_t *)2); }) |
79 | #define pud_free(x) do { } while (0) | 79 | #define pud_free(mm, x) do { } while (0) |
80 | 80 | ||
81 | static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long vmaddr) | 81 | static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long vmaddr) |
82 | { | 82 | { |
@@ -85,7 +85,7 @@ static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long vmaddr) | |||
85 | crst_table_init(crst, _SEGMENT_ENTRY_EMPTY); | 85 | crst_table_init(crst, _SEGMENT_ENTRY_EMPTY); |
86 | return (pmd_t *) crst; | 86 | return (pmd_t *) crst; |
87 | } | 87 | } |
88 | #define pmd_free(pmd) crst_table_free((unsigned long *) pmd) | 88 | #define pmd_free(mm, pmd) crst_table_free((unsigned long *)pmd) |
89 | 89 | ||
90 | #define pgd_populate(mm, pgd, pud) BUG() | 90 | #define pgd_populate(mm, pgd, pud) BUG() |
91 | #define pgd_populate_kernel(mm, pgd, pud) BUG() | 91 | #define pgd_populate_kernel(mm, pgd, pud) BUG() |
@@ -115,7 +115,7 @@ static inline pgd_t *pgd_alloc(struct mm_struct *mm) | |||
115 | crst_table_init(crst, pgd_entry_type(mm)); | 115 | crst_table_init(crst, pgd_entry_type(mm)); |
116 | return (pgd_t *) crst; | 116 | return (pgd_t *) crst; |
117 | } | 117 | } |
118 | #define pgd_free(pgd) crst_table_free((unsigned long *) pgd) | 118 | #define pgd_free(mm, pgd) crst_table_free((unsigned long *) pgd) |
119 | 119 | ||
120 | static inline void | 120 | static inline void |
121 | pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte) | 121 | pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte) |
@@ -151,9 +151,9 @@ pmd_populate(struct mm_struct *mm, pmd_t *pmd, struct page *page) | |||
151 | #define pte_alloc_one(mm, vmaddr) \ | 151 | #define pte_alloc_one(mm, vmaddr) \ |
152 | virt_to_page(page_table_alloc(s390_noexec)) | 152 | virt_to_page(page_table_alloc(s390_noexec)) |
153 | 153 | ||
154 | #define pte_free_kernel(pte) \ | 154 | #define pte_free_kernel(mm, pte) \ |
155 | page_table_free((unsigned long *) pte) | 155 | page_table_free((unsigned long *) pte) |
156 | #define pte_free(pte) \ | 156 | #define pte_free(mm, pte) \ |
157 | page_table_free((unsigned long *) page_to_phys((struct page *) pte)) | 157 | page_table_free((unsigned long *) page_to_phys((struct page *) pte)) |
158 | 158 | ||
159 | #endif /* _S390_PGALLOC_H */ | 159 | #endif /* _S390_PGALLOC_H */ |