replaced handrolled version of uvmfault_unlockmaps with that function

[Owain Ainsworth]

ok?

diff --git uvm/uvm_fault.c uvm/uvm_fault.c
index 76f0708..76429dc 100644
--- uvm/uvm_fault.c
+++ uvm/uvm_fault.c
@@ -1936,11 +1936,7 @@ uvmfault_lookup(struct uvm_faultinfo *ufi, boolean_t 
write_lock)
                 */
                if (UVM_ET_ISSUBMAP(ufi->entry)) {
                        tmpmap = ufi->entry->object.sub_map;
-                       if (write_lock) {
-                               vm_map_unlock(ufi->map);
-                       } else {
-                               vm_map_unlock_read(ufi->map);
-                       }
+                       uvmfault_unlockmaps(ufi, write_lock);
                        ufi->map = tmpmap;
                        continue;
                }
-- 
1.7.5

-- 
It's easier to fight for one's principles than to live up to them.