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1da177e4 LT |
1 | /* $Id: pgalloc.h,v 1.16 2001/12/21 04:56:17 davem Exp $ */ |
2 | #ifndef _SPARC_PGALLOC_H | |
3 | #define _SPARC_PGALLOC_H | |
4 | ||
1da177e4 LT |
5 | #include <linux/kernel.h> |
6 | #include <linux/sched.h> | |
7 | ||
8 | #include <asm/page.h> | |
9 | #include <asm/btfixup.h> | |
10 | ||
11 | struct page; | |
12 | ||
13 | extern struct pgtable_cache_struct { | |
14 | unsigned long *pgd_cache; | |
15 | unsigned long *pte_cache; | |
16 | unsigned long pgtable_cache_sz; | |
17 | unsigned long pgd_cache_sz; | |
18 | } pgt_quicklists; | |
19 | #define pgd_quicklist (pgt_quicklists.pgd_cache) | |
20 | #define pmd_quicklist ((unsigned long *)0) | |
21 | #define pte_quicklist (pgt_quicklists.pte_cache) | |
22 | #define pgtable_cache_size (pgt_quicklists.pgtable_cache_sz) | |
23 | #define pgd_cache_size (pgt_quicklists.pgd_cache_sz) | |
24 | ||
25 | extern void check_pgt_cache(void); | |
26 | BTFIXUPDEF_CALL(void, do_check_pgt_cache, int, int) | |
27 | #define do_check_pgt_cache(low,high) BTFIXUP_CALL(do_check_pgt_cache)(low,high) | |
28 | ||
29 | BTFIXUPDEF_CALL(pgd_t *, get_pgd_fast, void) | |
30 | #define get_pgd_fast() BTFIXUP_CALL(get_pgd_fast)() | |
31 | ||
32 | BTFIXUPDEF_CALL(void, free_pgd_fast, pgd_t *) | |
33 | #define free_pgd_fast(pgd) BTFIXUP_CALL(free_pgd_fast)(pgd) | |
34 | ||
35 | #define pgd_free(pgd) free_pgd_fast(pgd) | |
36 | #define pgd_alloc(mm) get_pgd_fast() | |
37 | ||
38 | BTFIXUPDEF_CALL(void, pgd_set, pgd_t *, pmd_t *) | |
39 | #define pgd_set(pgdp,pmdp) BTFIXUP_CALL(pgd_set)(pgdp,pmdp) | |
40 | #define pgd_populate(MM, PGD, PMD) pgd_set(PGD, PMD) | |
41 | ||
42 | BTFIXUPDEF_CALL(pmd_t *, pmd_alloc_one, struct mm_struct *, unsigned long) | |
43 | #define pmd_alloc_one(mm, address) BTFIXUP_CALL(pmd_alloc_one)(mm, address) | |
44 | ||
45 | BTFIXUPDEF_CALL(void, free_pmd_fast, pmd_t *) | |
46 | #define free_pmd_fast(pmd) BTFIXUP_CALL(free_pmd_fast)(pmd) | |
47 | ||
48 | #define pmd_free(pmd) free_pmd_fast(pmd) | |
49 | #define __pmd_free_tlb(tlb, pmd) pmd_free(pmd) | |
50 | ||
51 | BTFIXUPDEF_CALL(void, pmd_populate, pmd_t *, struct page *) | |
52 | #define pmd_populate(MM, PMD, PTE) BTFIXUP_CALL(pmd_populate)(PMD, PTE) | |
53 | BTFIXUPDEF_CALL(void, pmd_set, pmd_t *, pte_t *) | |
54 | #define pmd_populate_kernel(MM, PMD, PTE) BTFIXUP_CALL(pmd_set)(PMD, PTE) | |
55 | ||
56 | BTFIXUPDEF_CALL(struct page *, pte_alloc_one, struct mm_struct *, unsigned long) | |
57 | #define pte_alloc_one(mm, address) BTFIXUP_CALL(pte_alloc_one)(mm, address) | |
58 | BTFIXUPDEF_CALL(pte_t *, pte_alloc_one_kernel, struct mm_struct *, unsigned long) | |
59 | #define pte_alloc_one_kernel(mm, addr) BTFIXUP_CALL(pte_alloc_one_kernel)(mm, addr) | |
60 | ||
61 | BTFIXUPDEF_CALL(void, free_pte_fast, pte_t *) | |
62 | #define pte_free_kernel(pte) BTFIXUP_CALL(free_pte_fast)(pte) | |
63 | ||
64 | BTFIXUPDEF_CALL(void, pte_free, struct page *) | |
65 | #define pte_free(pte) BTFIXUP_CALL(pte_free)(pte) | |
66 | #define __pte_free_tlb(tlb, pte) pte_free(pte) | |
67 | ||
68 | #endif /* _SPARC_PGALLOC_H */ |