| 133,7 → 133,6 |
|---|
| goto loop; |
| } |
| |
| |
| /* Allocate frames from zone buddy system */ |
| tmp = buddy_system_alloc(zone->buddy_system, order); |
| |
| 160,7 → 159,6 |
|---|
| ASSERT(status != NULL); |
| *status = FRAME_OK; |
| } |
| |
| return v; |
| } |
| |
| 179,6 → 177,8 |
|---|
| zone_t *z; |
| zone_t *zone = NULL; |
| frame_t *frame; |
| int order; |
| |
| ASSERT(addr % FRAME_SIZE == 0); |
| |
| ipl = interrupts_disable(); |
| 209,6 → 209,9 |
|---|
| ASSERT(zone != NULL); |
| |
| frame = ADDR2FRAME(zone, addr); |
| |
| /* remember frame order */ |
| order = frame->buddy_order; |
| |
| ASSERT(frame->refcount); |
| |
| 217,8 → 220,8 |
|---|
| } |
| |
| /* Update zone information. */ |
| zone->free_count += (1 << frame->buddy_order); |
| zone->busy_count -= (1 << frame->buddy_order); |
| zone->free_count += (1 << order); |
| zone->busy_count -= (1 << order); |
| |
| spinlock_unlock(&zone->lock); |
| spinlock_unlock(&zone_head_lock); |
| 321,6 → 324,8 |
|---|
| spinlock_initialize(&z->lock, "zone_lock"); |
| |
| z->base = start; |
| z->base_index = start / FRAME_SIZE; |
| |
| z->flags = flags; |
| |
| z->free_count = cnt; |
| 348,6 → 353,7 |
|---|
| z->frames[i].refcount = 0; |
| buddy_system_free(z->buddy_system, &z->frames[i].buddy_link); |
| } |
| |
| } |
| return z; |
| } |
| 400,11 → 406,11 |
|---|
| |
| frame = list_get_instance(block, frame_t, buddy_link); |
| zone = (zone_t *) b->data; |
| ASSERT(IS_BUDDY_ORDER_OK(FRAME_INDEX_ABS(zone, frame), frame->buddy_order)); |
| |
| ASSERT(IS_BUDDY_ORDER_OK(FRAME_INDEX(zone, frame), frame->buddy_order)); |
| |
| is_left = IS_BUDDY_LEFT_BLOCK(zone, frame); |
| is_right = IS_BUDDY_RIGHT_BLOCK(zone, frame); |
| is_left = IS_BUDDY_LEFT_BLOCK_ABS(zone, frame); |
| is_right = IS_BUDDY_RIGHT_BLOCK_ABS(zone, frame); |
| |
| ASSERT(is_left ^ is_right); |
| |