diff options
Diffstat (limited to 'vm/vm_map.h')
| -rw-r--r-- | vm/vm_map.h | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/vm/vm_map.h b/vm/vm_map.h index a15e681b..9b31f90a 100644 --- a/vm/vm_map.h +++ b/vm/vm_map.h @@ -52,10 +52,10 @@ #include <vm/vm_types.h> #include <kern/lock.h> #include <kern/rbtree.h> -#include <kern/macro_help.h> +#include <kern/macros.h> /* TODO: make it dynamic */ -#define KENTRY_DATA_SIZE (64*PAGE_SIZE) +#define KENTRY_DATA_SIZE (256*PAGE_SIZE) /* * Types defined: @@ -170,14 +170,18 @@ struct vm_map { #define max_offset hdr.links.end /* end of range */ pmap_t pmap; /* Physical map */ vm_size_t size; /* virtual size */ + vm_size_t user_wired; /* wired by user size */ int ref_count; /* Reference count */ decl_simple_lock_data(, ref_lock) /* Lock for ref_count field */ vm_map_entry_t hint; /* hint for quick lookups */ decl_simple_lock_data(, hint_lock) /* lock for hint storage */ vm_map_entry_t first_free; /* First free space hint */ - boolean_t wait_for_space; /* Should callers wait + + /* Flags */ + unsigned int wait_for_space:1, /* Should callers wait for space? */ - boolean_t wiring_required;/* All memory wired? */ + /* boolean_t */ wiring_required:1; /* All memory wired? */ + unsigned int timestamp; /* Version number */ }; @@ -397,9 +401,6 @@ extern kern_return_t vm_map_protect(vm_map_t, vm_offset_t, vm_offset_t, extern kern_return_t vm_map_inherit(vm_map_t, vm_offset_t, vm_offset_t, vm_inherit_t); -/* Debugging: print a map */ -extern void vm_map_print(vm_map_t); - /* Look up an address */ extern kern_return_t vm_map_lookup(vm_map_t *, vm_offset_t, vm_prot_t, vm_map_version_t *, vm_object_t *, @@ -440,6 +441,23 @@ extern kern_return_t vm_map_machine_attribute(vm_map_t, vm_offset_t, /* Delete entry from map */ extern void vm_map_entry_delete(vm_map_t, vm_map_entry_t); +kern_return_t vm_map_delete( + vm_map_t map, + vm_offset_t start, + vm_offset_t end); + +kern_return_t vm_map_copyout_page_list( + vm_map_t dst_map, + vm_offset_t *dst_addr, /* OUT */ + vm_map_copy_t copy); + +void vm_map_copy_page_discard (vm_map_copy_t copy); + +boolean_t vm_map_lookup_entry( + vm_map_t map, + vm_offset_t address, + vm_map_entry_t *entry); /* OUT */ + /* * Functions implemented as macros */ @@ -541,6 +559,9 @@ extern void _vm_map_clip_start( * the specified address; if necessary, * it splits the entry into two. */ -void _vm_map_clip_end(); +void _vm_map_clip_end( + struct vm_map_header *map_header, + vm_map_entry_t entry, + vm_offset_t end); #endif /* _VM_VM_MAP_H_ */ |