diff options
Diffstat (limited to 'sys/vm/vm_object.c')
| -rw-r--r-- | sys/vm/vm_object.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/sys/vm/vm_object.c b/sys/vm/vm_object.c index 178cfce..887df6a 100644 --- a/sys/vm/vm_object.c +++ b/sys/vm/vm_object.c @@ -491,7 +491,14 @@ vm_object_deallocate(vm_object_t object) tsleep(&proc0, PVM, "vmo_de", 1); continue; } - if ((robject->handle == NULL) && + /* + * Collapse object into its shadow unless its + * shadow is dead. In that case, object will + * be deallocated by the thread that is + * deallocating its shadow. + */ + if ((robject->flags & OBJ_DEAD) == 0 && + (robject->handle == NULL) && (robject->type == OBJT_DEFAULT || robject->type == OBJT_SWAP)) { |
