Aren
/
haiku
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added definition for reserved region's ID. 

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@7885 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2004-06-10 02:01:59 +00:00
parent edfcb58323
commit c9df0d11c8
1 changed files with 8 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
headers/private/kernel/vm_priv.h
View File

@ -26,14 +26,16 @@
#define WRITE_COUNT 1024
#define READ_COUNT 1
#define RESERVED_REGION_ID -1
// page attributes (in addition to B_READ_AREA etc.)
#define PAGE_MODIFIED 64
#define PAGE_ACCESSED 128
#define PAGE_PRESENT 256
// Should only be used by vm internals
int vm_page_fault(addr address, addr fault_address, bool is_write, bool is_user, addr *newip);
void vm_increase_max_commit(addr delta);
int vm_page_fault(addr_t address, addr_t fault_address, bool is_write, bool is_user, addr_t *newip);
void vm_increase_max_commit(addr_t delta);
int vm_daemon_init(void);
// used by the page daemon to walk the list of address spaces
@ -41,11 +43,11 @@ int vm_aspace_walk_start(struct hash_iterator *i);
vm_address_space *vm_aspace_walk_next(struct hash_iterator *i);
// get some data about the number of pages in the system
addr vm_page_num_pages(void);
addr vm_page_num_free_pages(void);
addr_t vm_page_num_pages(void);
addr_t vm_page_num_free_pages(void);
// allocates memory from the ka structure
addr vm_alloc_from_ka_struct(kernel_args *ka, unsigned int size, int lock);
addr_t vm_alloc_from_ka_struct(kernel_args *ka, unsigned int size, int lock);
#endif
#endif /* _KERNEL_VM_PRIV_H */