diff options
| -rw-r--r-- | sys/vm/vm_map.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/sys/vm/vm_map.c b/sys/vm/vm_map.c index 11222e0..ca1d18a 100644 --- a/sys/vm/vm_map.c +++ b/sys/vm/vm_map.c @@ -279,9 +279,7 @@ munmap(void *addr, size_t len) { struct proc *td = this_td(); struct vm_mapping *mapping; - struct vm_object *obj; - struct vnode *vp; struct vm_mapspace *ms; size_t map_len, granule; @@ -302,19 +300,15 @@ munmap(void *addr, size_t len) /* Try to release any virtual memory objects */ if ((obj = mapping->vmobj) != NULL) { - spinlock_acquire(&obj->lock); /* * Drop our ref and try to cleanup. If the refcount * is > 0, something is still holding it and we can't * do much. */ vm_object_unref(obj); - vp = obj->vnode; - if (vp != NULL && obj->ref == 0) { - vp->vmobj = NULL; + if (obj->ref == 0) { vm_obj_destroy(obj); } - spinlock_release(&obj->lock); } /* Release the mapping */ |