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authorLinus Torvalds <torvalds@linux-foundation.org>2009-04-17 12:57:17 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-17 12:57:17 -0400
commit4dc8ab86e0724642e2f778116de64f4b832d7d94 (patch)
treeba3e1327823ac94dc5d33cb76d8704ea0ad915d7 /include/asm-m32r/pgalloc.h
parentb9836e08375d86834edcde45e3628e63db8b9624 (diff)
parent78a49990269a539fc77e9a669d9e74e1dfaec657 (diff)
Merge branch 'for-linus' of git://www.linux-m32r.org/git/takata/linux-2.6_dev
* 'for-linus' of git://www.linux-m32r.org/git/takata/linux-2.6_dev: m32r: move include/asm-m32r/* to arch/m32r/include/asm/ m32r: move include/asm-m32r headers to arch/m32r/include/asm
Diffstat (limited to 'include/asm-m32r/pgalloc.h')
-rw-r--r--include/asm-m32r/pgalloc.h76
1 files changed, 0 insertions, 76 deletions
diff --git a/include/asm-m32r/pgalloc.h b/include/asm-m32r/pgalloc.h
deleted file mode 100644
index f11a2b909cdb..000000000000
--- a/include/asm-m32r/pgalloc.h
+++ /dev/null
@@ -1,76 +0,0 @@
1#ifndef _ASM_M32R_PGALLOC_H
2#define _ASM_M32R_PGALLOC_H
3
4#include <linux/mm.h>
5
6#include <asm/io.h>
7
8#define pmd_populate_kernel(mm, pmd, pte) \
9 set_pmd(pmd, __pmd(_PAGE_TABLE + __pa(pte)))
10
11static __inline__ void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
12 pgtable_t pte)
13{
14 set_pmd(pmd, __pmd(_PAGE_TABLE + page_to_phys(pte)));
15}
16#define pmd_pgtable(pmd) pmd_page(pmd)
17
18/*
19 * Allocate and free page tables.
20 */
21static __inline__ pgd_t *pgd_alloc(struct mm_struct *mm)
22{
23 pgd_t *pgd = (pgd_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
24
25 return pgd;
26}
27
28static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
29{
30 free_page((unsigned long)pgd);
31}
32
33static __inline__ pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
34 unsigned long address)
35{
36 pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
37
38 return pte;
39}
40
41static __inline__ pgtable_t pte_alloc_one(struct mm_struct *mm,
42 unsigned long address)
43{
44 struct page *pte = alloc_page(GFP_KERNEL|__GFP_ZERO);
45
46 pgtable_page_ctor(pte);
47 return pte;
48}
49
50static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
51{
52 free_page((unsigned long)pte);
53}
54
55static inline void pte_free(struct mm_struct *mm, pgtable_t pte)
56{
57 pgtable_page_dtor(pte);
58 __free_page(pte);
59}
60
61#define __pte_free_tlb(tlb, pte) pte_free((tlb)->mm, (pte))
62
63/*
64 * allocating and freeing a pmd is trivial: the 1-entry pmd is
65 * inside the pgd, so has no extra memory associated with it.
66 * (In the PAE case we free the pmds as part of the pgd.)
67 */
68
69#define pmd_alloc_one(mm, addr) ({ BUG(); ((pmd_t *)2); })
70#define pmd_free(mm, x) do { } while (0)
71#define __pmd_free_tlb(tlb, x) do { } while (0)
72#define pgd_populate(mm, pmd, pte) BUG()
73
74#define check_pgt_cache() do { } while (0)
75
76#endif /* _ASM_M32R_PGALLOC_H */