Re: [PATCH] deal with interrupt shadow state for emulated instruction

From: Avi Kivity
Date: Wed May 06 2009 - 06:51:55 EST


Gleb Natapov wrote:
On Tue, May 05, 2009 at 02:40:11PM -0400, Glauber Costa wrote:
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 8e680c3..a49d07b 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -510,6 +510,8 @@ struct kvm_x86_ops {
void (*run)(struct kvm_vcpu *vcpu, struct kvm_run *run);
int (*handle_exit)(struct kvm_run *run, struct kvm_vcpu *vcpu);
void (*skip_emulated_instruction)(struct kvm_vcpu *vcpu);
+ void (*set_interrupt_shadow)(struct kvm_vcpu *vcpu, int mask);
There is .drop_interrupt_shadow() callback. The patch should remove it and
replace its use by set_interrupt_shadow().

That would be [PATCH 1/2].

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.

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