diff options
Diffstat (limited to 'sys/vm')
| -rw-r--r-- | sys/vm/vm_map.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/vm/vm_map.c b/sys/vm/vm_map.c index 62785f1..0713af8 100644 --- a/sys/vm/vm_map.c +++ b/sys/vm/vm_map.c @@ -940,6 +940,15 @@ vm_map_entry_link(vm_map_t map, "vm_map_entry_link: map %p, nentries %d, entry %p, after %p", map, map->nentries, entry, after_where); VM_MAP_ASSERT_LOCKED(map); + KASSERT(after_where == &map->header || + after_where->end <= entry->start, + ("vm_map_entry_link: prev end %jx new start %jx overlap", + (uintmax_t)after_where->end, (uintmax_t)entry->start)); + KASSERT(after_where->next == &map->header || + entry->end <= after_where->next->start, + ("vm_map_entry_link: new end %jx next start %jx overlap", + (uintmax_t)entry->end, (uintmax_t)after_where->next->start)); + map->nentries++; entry->prev = after_where; entry->next = after_where->next; |
