| 83,7 → 83,7 |
|---|
| * |
| * @return Allocated frame. |
| */ |
| __address frame_alloc(int flags, __u8 order) |
| __address frame_alloc(int flags, __u8 order, int * status) |
| { |
| ipl_t ipl; |
| link_t *cur, *tmp; |
| 117,6 → 117,8 |
|---|
| if (flags & FRAME_PANIC) |
| panic("Can't allocate frame.\n"); |
| |
| |
| |
| /* |
| * TODO: Sleep until frames are available again. |
| */ |
| 123,6 → 125,12 |
|---|
| spinlock_unlock(&zone_head_lock); |
| interrupts_restore(ipl); |
| |
| if (flags & FRAME_NON_BLOCKING) { |
| ASSERT(status != NULL); |
| *status = FRAME_NO_MEMORY; |
| return NULL; |
| } |
| |
| panic("Sleep not implemented.\n"); |
| goto loop; |
| } |
| 151,6 → 159,11 |
|---|
| if (flags & FRAME_KA) |
| v = PA2KA(v); |
| |
| if (flags & FRAME_NON_BLOCKING) { |
| ASSERT(status != NULL); |
| *status = FRAME_OK; |
| } |
| |
| return v; |
| } |
| |