1/* $Id: pgalloc.h,v 1.1.1.1 2007/08/03 18:53:36 Exp $ */ 2#ifndef _SPARC_PGALLOC_H 3#define _SPARC_PGALLOC_H 4 5#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 */ 69