mirror of https://gitee.com/openkylin/linux.git
70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
/* $Id: pgalloc.h,v 1.16 2001/12/21 04:56:17 davem Exp $ */
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#ifndef _SPARC_PGALLOC_H
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#define _SPARC_PGALLOC_H
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#include <linux/kernel.h>
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#include <linux/sched.h>
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#include <asm/page.h>
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#include <asm/btfixup.h>
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struct page;
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extern struct pgtable_cache_struct {
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unsigned long *pgd_cache;
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unsigned long *pte_cache;
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unsigned long pgtable_cache_sz;
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unsigned long pgd_cache_sz;
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} pgt_quicklists;
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#define pgd_quicklist (pgt_quicklists.pgd_cache)
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#define pmd_quicklist ((unsigned long *)0)
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#define pte_quicklist (pgt_quicklists.pte_cache)
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#define pgtable_cache_size (pgt_quicklists.pgtable_cache_sz)
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#define pgd_cache_size (pgt_quicklists.pgd_cache_sz)
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extern void check_pgt_cache(void);
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BTFIXUPDEF_CALL(void, do_check_pgt_cache, int, int)
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#define do_check_pgt_cache(low,high) BTFIXUP_CALL(do_check_pgt_cache)(low,high)
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BTFIXUPDEF_CALL(pgd_t *, get_pgd_fast, void)
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#define get_pgd_fast() BTFIXUP_CALL(get_pgd_fast)()
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BTFIXUPDEF_CALL(void, free_pgd_fast, pgd_t *)
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#define free_pgd_fast(pgd) BTFIXUP_CALL(free_pgd_fast)(pgd)
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#define pgd_free(mm, pgd) free_pgd_fast(pgd)
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#define pgd_alloc(mm) get_pgd_fast()
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BTFIXUPDEF_CALL(void, pgd_set, pgd_t *, pmd_t *)
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#define pgd_set(pgdp,pmdp) BTFIXUP_CALL(pgd_set)(pgdp,pmdp)
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#define pgd_populate(MM, PGD, PMD) pgd_set(PGD, PMD)
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BTFIXUPDEF_CALL(pmd_t *, pmd_alloc_one, struct mm_struct *, unsigned long)
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#define pmd_alloc_one(mm, address) BTFIXUP_CALL(pmd_alloc_one)(mm, address)
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BTFIXUPDEF_CALL(void, free_pmd_fast, pmd_t *)
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#define free_pmd_fast(pmd) BTFIXUP_CALL(free_pmd_fast)(pmd)
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#define pmd_free(mm, pmd) free_pmd_fast(pmd)
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#define __pmd_free_tlb(tlb, pmd) pmd_free((tlb)->mm, pmd)
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BTFIXUPDEF_CALL(void, pmd_populate, pmd_t *, struct page *)
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#define pmd_populate(MM, PMD, PTE) BTFIXUP_CALL(pmd_populate)(PMD, PTE)
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#define pmd_pgtable(pmd) pmd_page(pmd)
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BTFIXUPDEF_CALL(void, pmd_set, pmd_t *, pte_t *)
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#define pmd_populate_kernel(MM, PMD, PTE) BTFIXUP_CALL(pmd_set)(PMD, PTE)
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BTFIXUPDEF_CALL(pgtable_t , pte_alloc_one, struct mm_struct *, unsigned long)
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#define pte_alloc_one(mm, address) BTFIXUP_CALL(pte_alloc_one)(mm, address)
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BTFIXUPDEF_CALL(pte_t *, pte_alloc_one_kernel, struct mm_struct *, unsigned long)
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#define pte_alloc_one_kernel(mm, addr) BTFIXUP_CALL(pte_alloc_one_kernel)(mm, addr)
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BTFIXUPDEF_CALL(void, free_pte_fast, pte_t *)
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#define pte_free_kernel(mm, pte) BTFIXUP_CALL(free_pte_fast)(pte)
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BTFIXUPDEF_CALL(void, pte_free, pgtable_t )
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#define pte_free(mm, pte) BTFIXUP_CALL(pte_free)(pte)
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#define __pte_free_tlb(tlb, pte) pte_free((tlb)->mm, pte)
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#endif /* _SPARC_PGALLOC_H */
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