| 37 | } |
| 38 | |
| 39 | static int _read_fault(rt_varea_t varea, void *pa, struct rt_aspace_fault_msg *msg) |
| 40 | { |
| 41 | int err = MM_FAULT_FIXABLE_FALSE; |
| 42 | if (msg->fault_type == MM_FAULT_TYPE_PAGE_FAULT) |
| 43 | { |
| 44 | RT_ASSERT(pa == ARCH_MAP_FAILED); |
| 45 | RT_ASSERT(!(varea->flag & MMF_PREFETCH)); |
| 46 | err = _fetch_page(varea, msg); |
| 47 | } |
| 48 | else |
| 49 | { |
| 50 | /* signal a fault to user? */ |
| 51 | } |
| 52 | return err; |
| 53 | } |
| 54 | |
| 55 | static int _write_fault(rt_varea_t varea, void *pa, struct rt_aspace_fault_msg *msg) |
| 56 | { |
no test coverage detected