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