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Changeset fb7c52f in mainline for kernel/arch/amd64/include/mm/page.h


Ignore:
Timestamp:
2009-11-27T19:56:29Z (12 years ago)
Author:
Jakub Jermar <jakub@…>
Branches:
lfn, master
Children:
103de761, 67392fa
Parents:
8359969 (diff), ad7c340 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Message:

Merge pte_t type improvements.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • kernel/arch/amd64/include/mm/page.h

    r8359969 rfb7c52f  
    177177#define PFERR_CODE_ID           (1 << 4)
    178178
     179/** Page Table Entry. */
     180typedef struct {
     181        unsigned present : 1;
     182        unsigned writeable : 1;
     183        unsigned uaccessible : 1;
     184        unsigned page_write_through : 1;
     185        unsigned page_cache_disable : 1;
     186        unsigned accessed : 1;
     187        unsigned dirty : 1;
     188        unsigned unused: 1;
     189        unsigned global : 1;
     190        unsigned soft_valid : 1;                /**< Valid content even if present bit is cleared. */
     191        unsigned avl : 2;
     192        unsigned addr_12_31 : 30;
     193        unsigned addr_32_51 : 21;
     194        unsigned no_execute : 1;
     195} __attribute__ ((packed)) pte_t;
     196
    179197static inline unsigned int get_pt_flags(pte_t *pt, size_t i)
    180198{
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