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asm-sparc
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pgalloc.h

pgalloc.h 2.5 KB
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  1. /* $Id: pgalloc.h,v 1.16 2001/12/21 04:56:17 davem Exp $ */
    2. 

  2. #ifndef _SPARC_PGALLOC_H
    3. 

  3. #define _SPARC_PGALLOC_H
    4. 

  4. 

  5. #include <linux/config.h>
    6. 

  6. #include <linux/kernel.h>
    7. 

  7. #include <linux/sched.h>
    8. 

  8. 

  9. #include <asm/page.h>
    10. 

  10. #include <asm/btfixup.h>
    11. 

  11. 

  12. struct page;
    13. 

  13. 

  14. extern struct pgtable_cache_struct {
    15. 

  15. 	unsigned long *pgd_cache;
    16. 

  16. 	unsigned long *pte_cache;
    17. 

  17. 	unsigned long pgtable_cache_sz;
    18. 

  18. 	unsigned long pgd_cache_sz;
    19. 

  19. } pgt_quicklists;
    20. 

  20. #define pgd_quicklist           (pgt_quicklists.pgd_cache)
    21. 

  21. #define pmd_quicklist           ((unsigned long *)0)
    22. 

  22. #define pte_quicklist           (pgt_quicklists.pte_cache)
    23. 

  23. #define pgtable_cache_size      (pgt_quicklists.pgtable_cache_sz)
    24. 

  24. #define pgd_cache_size		(pgt_quicklists.pgd_cache_sz)
    25. 

  25. 

  26. extern void check_pgt_cache(void);
    27. 

  27. BTFIXUPDEF_CALL(void,	 do_check_pgt_cache, int, int)
    28. 

  28. #define do_check_pgt_cache(low,high) BTFIXUP_CALL(do_check_pgt_cache)(low,high)
    29. 

  29. 

  30. BTFIXUPDEF_CALL(pgd_t *, get_pgd_fast, void)
    31. 

  31. #define get_pgd_fast()		BTFIXUP_CALL(get_pgd_fast)()
    32. 

  32. 

  33. BTFIXUPDEF_CALL(void, free_pgd_fast, pgd_t *)
    34. 

  34. #define free_pgd_fast(pgd)	BTFIXUP_CALL(free_pgd_fast)(pgd)
    35. 

  35. 

  36. #define pgd_free(pgd)	free_pgd_fast(pgd)
    37. 

  37. #define pgd_alloc(mm)	get_pgd_fast()
    38. 

  38. 

  39. BTFIXUPDEF_CALL(void, pgd_set, pgd_t *, pmd_t *)
    40. 

  40. #define pgd_set(pgdp,pmdp) BTFIXUP_CALL(pgd_set)(pgdp,pmdp)
    41. 

  41. #define pgd_populate(MM, PGD, PMD)      pgd_set(PGD, PMD)
    42. 

  42. 

  43. BTFIXUPDEF_CALL(pmd_t *, pmd_alloc_one, struct mm_struct *, unsigned long)
    44. 

  44. #define pmd_alloc_one(mm, address)	BTFIXUP_CALL(pmd_alloc_one)(mm, address)
    45. 

  45. 

  46. BTFIXUPDEF_CALL(void, free_pmd_fast, pmd_t *)
    47. 

  47. #define free_pmd_fast(pmd)	BTFIXUP_CALL(free_pmd_fast)(pmd)
    48. 

  48. 

  49. #define pmd_free(pmd)           free_pmd_fast(pmd)
    50. 

  50. #define __pmd_free_tlb(tlb, pmd) pmd_free(pmd)
    51. 

  51. 

  52. BTFIXUPDEF_CALL(void, pmd_populate, pmd_t *, struct page *)
    53. 

  53. #define pmd_populate(MM, PMD, PTE)        BTFIXUP_CALL(pmd_populate)(PMD, PTE)
    54. 

  54. BTFIXUPDEF_CALL(void, pmd_set, pmd_t *, pte_t *)
    55. 

  55. #define pmd_populate_kernel(MM, PMD, PTE) BTFIXUP_CALL(pmd_set)(PMD, PTE)
    56. 

  56. 

  57. BTFIXUPDEF_CALL(struct page *, pte_alloc_one, struct mm_struct *, unsigned long)
    58. 

  58. #define pte_alloc_one(mm, address)	BTFIXUP_CALL(pte_alloc_one)(mm, address)
    59. 

  59. BTFIXUPDEF_CALL(pte_t *, pte_alloc_one_kernel, struct mm_struct *, unsigned long)
    60. 

  60. #define pte_alloc_one_kernel(mm, addr)	BTFIXUP_CALL(pte_alloc_one_kernel)(mm, addr)
    61. 

  61. 

  62. BTFIXUPDEF_CALL(void, free_pte_fast, pte_t *)
    63. 

  63. #define pte_free_kernel(pte)	BTFIXUP_CALL(free_pte_fast)(pte)
    64. 

  64. 

  65. BTFIXUPDEF_CALL(void, pte_free, struct page *)
    66. 

  66. #define pte_free(pte)		BTFIXUP_CALL(pte_free)(pte)
    67. 

  67. #define __pte_free_tlb(tlb, pte)	pte_free(pte)
    68. 

  68. 

  69. #endif /* _SPARC_PGALLOC_H */
    70.