diff options
author | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-08-05 07:35:07 -0400 |
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committer | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-08-05 07:35:07 -0400 |
commit | 84db8d7cdb072866f5a6c6ac2c9a74c5c48dd22f (patch) | |
tree | 7f10cc33bca606abd1547ae90d90362134a35332 /include/asm-avr32/pgalloc.h | |
parent | 2b12a4c524812fb3f6ee590a02e65b95c8c32229 (diff) |
avr32: Move include/asm-avr32 to arch/avr32/include/asm
Leaving include/asm/arch alone for now.
Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Diffstat (limited to 'include/asm-avr32/pgalloc.h')
-rw-r--r-- | include/asm-avr32/pgalloc.h | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/include/asm-avr32/pgalloc.h b/include/asm-avr32/pgalloc.h deleted file mode 100644 index 640821323943..000000000000 --- a/include/asm-avr32/pgalloc.h +++ /dev/null | |||
@@ -1,98 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2004-2006 Atmel Corporation | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License version 2 as | ||
6 | * published by the Free Software Foundation. | ||
7 | */ | ||
8 | #ifndef __ASM_AVR32_PGALLOC_H | ||
9 | #define __ASM_AVR32_PGALLOC_H | ||
10 | |||
11 | #include <linux/quicklist.h> | ||
12 | #include <asm/page.h> | ||
13 | #include <asm/pgtable.h> | ||
14 | |||
15 | #define QUICK_PGD 0 /* Preserve kernel mappings over free */ | ||
16 | #define QUICK_PT 1 /* Zero on free */ | ||
17 | |||
18 | static inline void pmd_populate_kernel(struct mm_struct *mm, | ||
19 | pmd_t *pmd, pte_t *pte) | ||
20 | { | ||
21 | set_pmd(pmd, __pmd((unsigned long)pte)); | ||
22 | } | ||
23 | |||
24 | static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, | ||
25 | pgtable_t pte) | ||
26 | { | ||
27 | set_pmd(pmd, __pmd((unsigned long)page_address(pte))); | ||
28 | } | ||
29 | #define pmd_pgtable(pmd) pmd_page(pmd) | ||
30 | |||
31 | static inline void pgd_ctor(void *x) | ||
32 | { | ||
33 | pgd_t *pgd = x; | ||
34 | |||
35 | memcpy(pgd + USER_PTRS_PER_PGD, | ||
36 | swapper_pg_dir + USER_PTRS_PER_PGD, | ||
37 | (PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t)); | ||
38 | } | ||
39 | |||
40 | /* | ||
41 | * Allocate and free page tables | ||
42 | */ | ||
43 | static inline pgd_t *pgd_alloc(struct mm_struct *mm) | ||
44 | { | ||
45 | return quicklist_alloc(QUICK_PGD, GFP_KERNEL | __GFP_REPEAT, pgd_ctor); | ||
46 | } | ||
47 | |||
48 | static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) | ||
49 | { | ||
50 | quicklist_free(QUICK_PGD, NULL, pgd); | ||
51 | } | ||
52 | |||
53 | static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, | ||
54 | unsigned long address) | ||
55 | { | ||
56 | return quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL); | ||
57 | } | ||
58 | |||
59 | static inline pgtable_t pte_alloc_one(struct mm_struct *mm, | ||
60 | unsigned long address) | ||
61 | { | ||
62 | struct page *page; | ||
63 | void *pg; | ||
64 | |||
65 | pg = quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL); | ||
66 | if (!pg) | ||
67 | return NULL; | ||
68 | |||
69 | page = virt_to_page(pg); | ||
70 | pgtable_page_ctor(page); | ||
71 | |||
72 | return page; | ||
73 | } | ||
74 | |||
75 | static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) | ||
76 | { | ||
77 | quicklist_free(QUICK_PT, NULL, pte); | ||
78 | } | ||
79 | |||
80 | static inline void pte_free(struct mm_struct *mm, pgtable_t pte) | ||
81 | { | ||
82 | pgtable_page_dtor(pte); | ||
83 | quicklist_free_page(QUICK_PT, NULL, pte); | ||
84 | } | ||
85 | |||
86 | #define __pte_free_tlb(tlb,pte) \ | ||
87 | do { \ | ||
88 | pgtable_page_dtor(pte); \ | ||
89 | tlb_remove_page((tlb), pte); \ | ||
90 | } while (0) | ||
91 | |||
92 | static inline void check_pgt_cache(void) | ||
93 | { | ||
94 | quicklist_trim(QUICK_PGD, NULL, 25, 16); | ||
95 | quicklist_trim(QUICK_PT, NULL, 25, 16); | ||
96 | } | ||
97 | |||
98 | #endif /* __ASM_AVR32_PGALLOC_H */ | ||