From: Venkatesh Srinivas <me@endeavour.zapto.org>
Date: Sat, 5 Mar 2011 12:50:17 +0000 (-0800)
Subject: kernel -- vm_map: Remove infork field from vm_map.
X-Git-Tag: v2.10.0~264^2~15
X-Git-Url: http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff_plain/341ed3fd6a51459342137f24078416513b892d23

kernel -- vm_map: Remove infork field from vm_map.

The infork field was never being read.
---

diff --git a/sys/vm/vm_map.c b/sys/vm/vm_map.c
index 08b8186..84d12da 100644
--- a/sys/vm/vm_map.c
+++ b/sys/vm/vm_map.c
@@ -490,7 +490,6 @@ vm_map_init(struct vm_map *map, vm_offset_t min, vm_offset_t max, pmap_t pmap)
 	map->nentries = 0;
 	map->size = 0;
 	map->system_map = 0;
-	map->infork = 0;
 	map->min_offset = min;
 	map->max_offset = max;
 	map->pmap = pmap;
@@ -3053,7 +3052,6 @@ vmspace_fork(struct vmspace *vm1)
 	lwkt_gettoken(&vmspace_token);
 	lwkt_gettoken(&vmobj_token);
 	vm_map_lock(old_map);
-	old_map->infork = 1;
 
 	/*
 	 * XXX Note: upcalls are not copied.
@@ -3152,7 +3150,6 @@ vmspace_fork(struct vmspace *vm1)
 	}
 
 	new_map->size = old_map->size;
-	old_map->infork = 0;
 	vm_map_unlock(old_map);
 	vm_map_unlock(new_map);
 	vm_map_entry_release(count);
diff --git a/sys/vm/vm_map.h b/sys/vm/vm_map.h
index 9001339..91ccb23 100644
--- a/sys/vm/vm_map.h
+++ b/sys/vm/vm_map.h
@@ -221,7 +221,6 @@ struct vm_map {
 	int nentries;			/* Number of entries */
 	vm_size_t size;			/* virtual size */
 	u_char system_map;		/* Am I a system map? */
-	u_char infork;			/* Am I in fork processing? */
 	vm_map_entry_t hint;		/* hint for quick lookups */
 	unsigned int timestamp;		/* Version number */
 	vm_map_entry_t first_free;	/* First free space hint */