1#ifndef _SPARC_PGALLOC_H 2#define _SPARC_PGALLOC_H 3 4#include <linux/kernel.h> 5#include <linux/sched.h> 6 7#include <asm/page.h> 8#include <asm/btfixup.h> 9 10struct page; 11 12extern struct pgtable_cache_struct { 13 unsigned long *pgd_cache; 14 unsigned long *pte_cache; 15 unsigned long pgtable_cache_sz; 16 unsigned long pgd_cache_sz; 17} pgt_quicklists; 18#define pgd_quicklist (pgt_quicklists.pgd_cache) 19#define pmd_quicklist ((unsigned long *)0) 20#define pte_quicklist (pgt_quicklists.pte_cache) 21#define pgtable_cache_size (pgt_quicklists.pgtable_cache_sz) 22#define pgd_cache_size (pgt_quicklists.pgd_cache_sz) 23 24extern void check_pgt_cache(void); 25BTFIXUPDEF_CALL(void, do_check_pgt_cache, int, int) 26#define do_check_pgt_cache(low,high) BTFIXUP_CALL(do_check_pgt_cache)(low,high) 27 28BTFIXUPDEF_CALL(pgd_t *, get_pgd_fast, void) 29#define get_pgd_fast() BTFIXUP_CALL(get_pgd_fast)() 30 31BTFIXUPDEF_CALL(void, free_pgd_fast, pgd_t *) 32#define free_pgd_fast(pgd) BTFIXUP_CALL(free_pgd_fast)(pgd) 33 34#define pgd_free(mm, pgd) free_pgd_fast(pgd) 35#define pgd_alloc(mm) get_pgd_fast() 36 37BTFIXUPDEF_CALL(void, pgd_set, pgd_t *, pmd_t *) 38#define pgd_set(pgdp,pmdp) BTFIXUP_CALL(pgd_set)(pgdp,pmdp) 39#define pgd_populate(MM, PGD, PMD) pgd_set(PGD, PMD) 40 41BTFIXUPDEF_CALL(pmd_t *, pmd_alloc_one, struct mm_struct *, unsigned long) 42#define pmd_alloc_one(mm, address) BTFIXUP_CALL(pmd_alloc_one)(mm, address) 43 44BTFIXUPDEF_CALL(void, free_pmd_fast, pmd_t *) 45#define free_pmd_fast(pmd) BTFIXUP_CALL(free_pmd_fast)(pmd) 46 47#define pmd_free(mm, pmd) free_pmd_fast(pmd) 48#define __pmd_free_tlb(tlb, pmd, addr) pmd_free((tlb)->mm, pmd) 49 50BTFIXUPDEF_CALL(void, pmd_populate, pmd_t *, struct page *) 51#define pmd_populate(MM, PMD, PTE) BTFIXUP_CALL(pmd_populate)(PMD, PTE) 52#define pmd_pgtable(pmd) pmd_page(pmd) 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(pgtable_t , 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(mm, pte) BTFIXUP_CALL(free_pte_fast)(pte) 63 64BTFIXUPDEF_CALL(void, pte_free, pgtable_t ) 65#define pte_free(mm, pte) BTFIXUP_CALL(pte_free)(pte) 66#define __pte_free_tlb(tlb, pte, addr) pte_free((tlb)->mm, pte) 67 68#endif /* _SPARC_PGALLOC_H */ 69