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authorStefan Kempf <stefan@cvs.openbsd.org>2016-04-04 16:47:35 +0000
committerStefan Kempf <stefan@cvs.openbsd.org>2016-04-04 16:47:35 +0000
commitb51a2a6cbbc07b5acc8cd8751b2d3d98f2ceeae3 (patch)
treee492db2fbf2b2e9e291aa08ae082a0b438b1ccd3 /sys
parentbca792b10e53f176620b38e6d7d472c093f70fdd (diff)
Deallocate guest vm_map when the guest gets terminated.
That way we no longer leak uvm data structures after a guest VM was shut down. ok mlarkin@
Diffstat (limited to 'sys')
-rw-r--r--sys/arch/amd64/amd64/vmm.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/arch/amd64/amd64/vmm.c b/sys/arch/amd64/amd64/vmm.c
index 5a46b6fc1a7..c633c72d46d 100644
--- a/sys/arch/amd64/amd64/vmm.c
+++ b/sys/arch/amd64/amd64/vmm.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: vmm.c,v 1.45 2016/03/13 13:11:47 stefan Exp $ */
+/* $OpenBSD: vmm.c,v 1.46 2016/04/04 16:47:34 stefan Exp $ */
/*
* Copyright (c) 2014 Mike Larkin <mlarkin@openbsd.org>
*
@@ -2272,7 +2272,9 @@ vm_teardown(struct vm *vm)
vm_impl_deinit(vm);
- /* XXX teardown guest vmspace, free pages */
+ /* teardown guest vmspace */
+ if (vm->vm_map != NULL)
+ uvm_map_deallocate(vm->vm_map);
vmm_softc->vm_ct--;
if (vmm_softc->vm_ct < 1)