Author: alc
Date: Sat Apr 3 16:20:22 2010
New Revision: 206140
URL: http://svn.freebsd.org/changeset/base/206140
Log:
Re-enable the call to pmap_release() by vmspace_dofree(). The accounting
problem that is described in the comment has been addressed.
Submitted by: kib
Tested by: pho (a few months ago)
MFC after: 6 weeks
Modified:
head/sys/vm/vm_map.c
Modified: head/sys/vm/vm_map.c
==============================================================================
--- head/sys/vm/vm_map.c Sat Apr 3 15:52:32 2010 (r206139)
+++ head/sys/vm/vm_map.c Sat Apr 3 16:20:22 2010 (r206140)
@@ -313,6 +313,7 @@ vm_init2(void)
static inline void
vmspace_dofree(struct vmspace *vm)
{
+
CTR1(KTR_VM, "vmspace_free: %p", vm);
/*
@@ -329,12 +330,8 @@ vmspace_dofree(struct vmspace *vm)
(void)vm_map_remove(&vm->vm_map, vm->vm_map.min_offset,
vm->vm_map.max_offset);
- /*
- * XXX Comment out the pmap_release call for now. The
- * vmspace_zone is marked as UMA_ZONE_NOFREE, and bugs cause
- * pmap.resident_count to be != 0 on exit sometimes.
- */
-/* pmap_release(vmspace_pmap(vm)); */
+ pmap_release(vmspace_pmap(vm));
+ vm->vm_map.pmap = NULL;
uma_zfree(vmspace_zone, vm);
}
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