uvm: remove unused args in uvm_mapent_fork*()

[Stefan Kempf]

Index: uvm/uvm_map.c
===================================================================
RCS file: /cvs/src/sys/uvm/uvm_map.c,v
retrieving revision 1.204
diff -u -p -r1.204 uvm_map.c
--- uvm/uvm_map.c       14 Nov 2015 14:53:14 -0000      1.204
+++ uvm/uvm_map.c       11 Dec 2015 18:47:51 -0000
@@ -183,15 +183,12 @@ int                        uvm_mapent_bias(struct 
vm_map*, s
 struct vm_map_entry    *uvm_mapent_clone(struct vm_map*, vaddr_t, vsize_t,
                            vsize_t, struct vm_map_entry*,
                            struct uvm_map_deadq*, int, int);
-struct vm_map_entry    *uvm_mapent_forkshared(struct vmspace*, struct vm_map*,
-                           struct vm_map*, struct vm_map_entry*,
-                           struct uvm_map_deadq*);
-struct vm_map_entry    *uvm_mapent_forkcopy(struct vmspace*, struct vm_map*,
-                           struct vm_map*, struct vm_map_entry*,
-                           struct uvm_map_deadq*);
-struct vm_map_entry    *uvm_mapent_forkzero(struct vmspace*, struct vm_map*,
-                           struct vm_map*, struct vm_map_entry*,
-                           struct uvm_map_deadq*);
+struct vm_map_entry    *uvm_mapent_forkshared(struct vm_map*, struct vm_map*,
+                           struct vm_map_entry*, struct uvm_map_deadq*);
+struct vm_map_entry    *uvm_mapent_forkcopy(struct vm_map*, struct vm_map*,
+                           struct vm_map_entry*, struct uvm_map_deadq*);
+struct vm_map_entry    *uvm_mapent_forkzero(struct vm_map*,
+                           struct vm_map_entry*, struct uvm_map_deadq*);
 
 /*
  * Tree validation.
@@ -3418,8 +3415,7 @@ uvm_mapent_clone(struct vm_map *dstmap, 
  * new entries to share amaps and backing objects.
  */
 struct vm_map_entry *
-uvm_mapent_forkshared(struct vmspace *new_vm, struct vm_map *new_map,
-    struct vm_map *old_map,
+uvm_mapent_forkshared(struct vm_map *new_map, struct vm_map *old_map,
     struct vm_map_entry *old_entry, struct uvm_map_deadq *dead)
 {
        struct vm_map_entry *new_entry;
@@ -3462,8 +3458,7 @@ uvm_mapent_forkshared(struct vmspace *ne
  * (note that new references are read-only).
  */
 struct vm_map_entry *
-uvm_mapent_forkcopy(struct vmspace *new_vm, struct vm_map *new_map,
-    struct vm_map *old_map,
+uvm_mapent_forkcopy(struct vm_map *new_map, struct vm_map *old_map,
     struct vm_map_entry *old_entry, struct uvm_map_deadq *dead)
 {
        struct vm_map_entry     *new_entry;
@@ -3604,8 +3599,7 @@ uvm_mapent_forkcopy(struct vmspace *new_
  * zero the mapping: the new entry will be zero initialized
  */
 struct vm_map_entry *
-uvm_mapent_forkzero(struct vmspace *new_vm, struct vm_map *new_map,
-    struct vm_map *old_map,
+uvm_mapent_forkzero(struct vm_map *new_map,
     struct vm_map_entry *old_entry, struct uvm_map_deadq *dead)
 {
        struct vm_map_entry *new_entry;
@@ -3682,16 +3676,16 @@ uvmspace_fork(struct process *pr)
                /* Apply inheritance. */
                switch (old_entry->inheritance) {
                case MAP_INHERIT_SHARE:
-                       new_entry = uvm_mapent_forkshared(vm2, new_map,
+                       new_entry = uvm_mapent_forkshared(new_map,
                            old_map, old_entry, &dead);
                        break;
                case MAP_INHERIT_COPY:
-                       new_entry = uvm_mapent_forkcopy(vm2, new_map,
+                       new_entry = uvm_mapent_forkcopy(new_map,
                            old_map, old_entry, &dead);
                        break;
                case MAP_INHERIT_ZERO:
-                       new_entry = uvm_mapent_forkzero(vm2, new_map,
-                           old_map, old_entry, &dead);
+                       new_entry = uvm_mapent_forkzero(new_map,
+                           old_entry, &dead);
                        break;
                default:
                        continue;