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KVM: Avoid spurious execeptions after setting registers
author
Jan Kiszka
<jan.kiszka@siemens.com>
Wed, 30 Apr 2008 15:59:04 +0000
(17:59 +0200)
committer
Avi Kivity
<avi@qumranet.com>
Sun, 4 May 2008 11:44:47 +0000
(14:44 +0300)
Clear pending exceptions when setting new register values. This avoids
spurious exceptions after restoring a vcpu state or after
reset-on-triple-fault.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
arch/x86/kvm/x86.c
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diff --git
a/arch/x86/kvm/x86.c
b/arch/x86/kvm/x86.c
index
017daa2
..
bc224bb
100644
(file)
--- a/
arch/x86/kvm/x86.c
+++ b/
arch/x86/kvm/x86.c
@@
-3022,6
+3022,8
@@
int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs)
kvm_x86_ops->decache_regs(vcpu);
+ vcpu->arch.exception.pending = false;
+
vcpu_put(vcpu);
return 0;