| 83,7 → 83,7 |
|---|
| count_t free_count; /**< number of free frame_t structures */ |
| count_t busy_count; /**< number of busy frame_t structures */ |
| |
| buddy_system_t * buddy_system; /**< buddy system for the zone */ |
| buddy_system_t *buddy_system; /**< buddy system for the zone */ |
| int flags; |
| } zone_t; |
| |
| 176,13 → 176,13 |
|---|
| |
| /** |
| * Try to find a zone where can we find the frame |
| * |
| |
| * Assume interrupts are disabled. |
| |
| * @param frame Frame number contained in zone |
| * @param pzone If not null, it is used as zone hint. Zone index |
| * is filled into the variable on success. |
| * @return Pointer to LOCKED zone containing frame |
| * |
| * Assume interrupts disable |
| * @return Pointer to locked zone containing frame |
| */ |
| static zone_t * find_zone_and_lock(pfn_t frame, int *pzone) |
| { |
| 222,10 → 222,9 |
|---|
| return buddy_system_can_alloc(z->buddy_system, order); |
| } |
| |
| /** |
| * Find AND LOCK zone that can allocate order frames |
| /** Find and lock zone that can allocate order frames. |
| * |
| * Assume interrupts are disabled!! |
| * Assume interrupts are disabled. |
| * |
| * @param order Size (2^order) of free space we are trying to find |
| * @param pzone Pointer to preferred zone or NULL, on return contains zone number |
| 260,8 → 259,9 |
|---|
| return NULL; |
| } |
| |
| /********************************************/ |
| /**************************/ |
| /* Buddy system functions */ |
| /**************************/ |
| |
| /** Buddy system find_block implementation |
| * |
| 436,8 → 436,9 |
|---|
| .print_id = zone_buddy_print_id |
| }; |
| |
| /*************************************/ |
| /******************/ |
| /* Zone functions */ |
| /******************/ |
| |
| /** Allocate frame in particular zone |
| * |
| 534,7 → 535,6 |
|---|
| * @param z1 Zone to merge |
| * @param z2 Zone to merge |
| */ |
| |
| static void _zone_merge(zone_t *z, zone_t *z1, zone_t *z2) |
| { |
| uint8_t max_order; |