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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/* $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
Linus Torvalds1da177e2005-04-16 15:20:36 -07005#include <linux/kernel.h>
6#include <linux/sched.h>
7
8#include <asm/page.h>
9#include <asm/btfixup.h>
10
11struct page;
12
13extern 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
25extern void check_pgt_cache(void);
26BTFIXUPDEF_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
29BTFIXUPDEF_CALL(pgd_t *, get_pgd_fast, void)
30#define get_pgd_fast() BTFIXUP_CALL(get_pgd_fast)()
31
32BTFIXUPDEF_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
38BTFIXUPDEF_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
42BTFIXUPDEF_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
45BTFIXUPDEF_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
51BTFIXUPDEF_CALL(void, pmd_populate, pmd_t *, struct page *)
52#define pmd_populate(MM, PMD, PTE) BTFIXUP_CALL(pmd_populate)(PMD, PTE)
53BTFIXUPDEF_CALL(void, pmd_set, pmd_t *, pte_t *)
54#define pmd_populate_kernel(MM, PMD, PTE) BTFIXUP_CALL(pmd_set)(PMD, PTE)
55
56BTFIXUPDEF_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)
58BTFIXUPDEF_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
61BTFIXUPDEF_CALL(void, free_pte_fast, pte_t *)
62#define pte_free_kernel(pte) BTFIXUP_CALL(free_pte_fast)(pte)
63
64BTFIXUPDEF_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 */