Changeset 328f2934 in mainline for generic/include/mm/buddy.h

Timestamp:

2005-12-04T19:37:13Z (20 years ago)

Author:

Sergey Bondari <bondari@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

cf585c9

Parents:

d7ac642

Message:

Buddy allocator for physical memory complete implementation.
Tested on IA32, AMD64, MIPS32. RWLock Test #5 is not passed.
NOTE: Other architectures could be broken (but should not be)

File:

• generic/include/mm/buddy.h (modified) (2 diffs)

generic/include/mm/buddy.h

@@ -42 +42 @@
         void (*set_order)(buddy_system_t *, link_t *, __u8);            /**< Set order of block passed as argument. */
         __u8 (*get_order)(buddy_system_t *, link_t *);                  /**< Return order of block passed as argument. */
+        void (*mark_busy)(buddy_system_t *, link_t *);                  /**< Mark block as busy */
 };
 
@@ -53 +54 @@
 extern buddy_system_t *buddy_system_create(__u8 max_order, buddy_system_operations_t *op, void *data);
 extern link_t *buddy_system_alloc(buddy_system_t *b, __u8 i);
+extern bool buddy_system_can_alloc(buddy_system_t *b, __u8 order);
 extern void buddy_system_free(buddy_system_t *b, link_t *block);