Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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
12struct page;
13
14extern 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
26extern void check_pgt_cache(void);
27BTFIXUPDEF_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
30BTFIXUPDEF_CALL(pgd_t *, get_pgd_fast, void)
31#define get_pgd_fast() BTFIXUP_CALL(get_pgd_fast)()
32
33BTFIXUPDEF_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
39BTFIXUPDEF_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
43BTFIXUPDEF_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
46BTFIXUPDEF_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
52BTFIXUPDEF_CALL(void, pmd_populate, pmd_t *, struct page *)
53#define pmd_populate(MM, PMD, PTE) BTFIXUP_CALL(pmd_populate)(PMD, PTE)
54BTFIXUPDEF_CALL(void, pmd_set, pmd_t *, pte_t *)
55#define pmd_populate_kernel(MM, PMD, PTE) BTFIXUP_CALL(pmd_set)(PMD, PTE)
56
57BTFIXUPDEF_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)
59BTFIXUPDEF_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
62BTFIXUPDEF_CALL(void, free_pte_fast, pte_t *)
63#define pte_free_kernel(pte) BTFIXUP_CALL(free_pte_fast)(pte)
64
65BTFIXUPDEF_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 */