Date: Sat, 3 Apr 2010 16:20:22 +0000 (UTC) From: Alan Cox <alc@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r206140 - head/sys/vm Message-ID: <201004031620.o33GKM0n037332@svn.freebsd.org>
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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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