i2p/haiku-beta6
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

pushed the slab init a bit deeper. added a object cache based allocator, including a bootstrap mechanism to have it init during bootup.

Browse Source 
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20896 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Hugo Santos
2007-04-29 02:23:37 +00:00
parent f0fa19ce73
commit 6bad493439
9 changed files with 367 additions and 60 deletions
Download Patch File Download Diff File Expand all files Collapse all files
headers/private/kernel/slab/Base.h
+6 -5
View File
@@ -16,14 +16,15 @@
extern "C" {
#endif
/* create_object_cache_etc flags */
enum {
/* create_object_cache_etc flags */
CACHE_NO_DEPOT = 1 << 0,
};
/* object_cache_alloc flags */
enum {
CACHE_DONT_SLEEP = 1 << 0,
/* object_cache_alloc flags */
CACHE_DONT_SLEEP = 1 << 8,
/* internal */
CACHE_DURING_BOOT = 1 << 31
};
typedef struct object_cache object_cache;
headers/private/kernel/slab/Depot.h
+1 -1
View File
@@ -26,7 +26,7 @@ typedef struct object_depot {
} object_depot;
status_t object_depot_init(object_depot *depot,
status_t object_depot_init(object_depot *depot, uint32 flags,
void (*return_object)(object_depot *, void *));
void object_depot_destroy(object_depot *depot);
headers/private/kernel/vm.h
+4 -1
View File
@@ -23,7 +23,6 @@ extern "C" {
// startup only
status_t vm_init(kernel_args *args);
status_t slab_init();
status_t vm_init_post_sem(struct kernel_args *args);
status_t vm_init_post_thread(struct kernel_args *args);
status_t vm_init_post_modules(struct kernel_args *args);
@@ -32,6 +31,10 @@ void vm_free_unused_boot_loader_range(addr_t start, addr_t end);
addr_t vm_allocate_early(kernel_args *args, size_t virtualSize,
size_t physicalSize, uint32 attributes);
void slab_init(addr_t initialBase, size_t initialSize);
void slab_init_post_sem();
// to protect code regions with interrupts turned on
void permit_page_faults(void);
void forbid_page_faults(void);