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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-02-05 01:29:14 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-05 12:44:18 -0500
commit5e5419734c8719cbc01af959ad9c0844002c0df5 (patch)
treea075dca3f719946689efa0245464855cbf2a20ce /include/asm-arm/pgalloc.h
parent9f8f2172537de7af0b0fbd33502d18d52b1339bc (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-arm/pgalloc.h')
-rw-r--r--include/asm-arm/pgalloc.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/include/asm-arm/pgalloc.h b/include/asm-arm/pgalloc.h
index 4d4394552911..fb6c6e3222bd 100644
--- a/include/asm-arm/pgalloc.h
+++ b/include/asm-arm/pgalloc.h
@@ -27,14 +27,14 @@
27 * Since we have only two-level page tables, these are trivial 27 * Since we have only two-level page tables, these are trivial
28 */ 28 */
29#define pmd_alloc_one(mm,addr) ({ BUG(); ((pmd_t *)2); }) 29#define pmd_alloc_one(mm,addr) ({ BUG(); ((pmd_t *)2); })
30#define pmd_free(pmd) do { } while (0) 30#define pmd_free(mm, pmd) do { } while (0)
31#define pgd_populate(mm,pmd,pte) BUG() 31#define pgd_populate(mm,pmd,pte) BUG()
32 32
33extern pgd_t *get_pgd_slow(struct mm_struct *mm); 33extern pgd_t *get_pgd_slow(struct mm_struct *mm);
34extern void free_pgd_slow(pgd_t *pgd); 34extern void free_pgd_slow(struct mm_struct *mm, pgd_t *pgd);
35 35
36#define pgd_alloc(mm) get_pgd_slow(mm) 36#define pgd_alloc(mm) get_pgd_slow(mm)
37#define pgd_free(pgd) free_pgd_slow(pgd) 37#define pgd_free(mm, pgd) free_pgd_slow(mm, pgd)
38 38
39/* 39/*
40 * Allocate one PTE table. 40 * Allocate one PTE table.
@@ -83,7 +83,7 @@ pte_alloc_one(struct mm_struct *mm, unsigned long addr)
83/* 83/*
84 * Free one PTE table. 84 * Free one PTE table.
85 */ 85 */
86static inline void pte_free_kernel(pte_t *pte) 86static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
87{ 87{
88 if (pte) { 88 if (pte) {
89 pte -= PTRS_PER_PTE; 89 pte -= PTRS_PER_PTE;
@@ -91,7 +91,7 @@ static inline void pte_free_kernel(pte_t *pte)
91 } 91 }
92} 92}
93 93
94static inline void pte_free(struct page *pte) 94static inline void pte_free(struct mm_struct *mm, struct page *pte)
95{ 95{
96 __free_page(pte); 96 __free_page(pte);
97} 97}