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Subject[PATCH 36/46] KVM: VMX: Avoid to return ENOTSUPP to userland
Date
From: Jan Kiszka <jan.kiszka@web.de>

Choose some allowed error values for the cases VMX returned ENOTSUPP so
far as these values could be returned by the KVM_RUN IOCTL.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
---
arch/x86/kvm/vmx.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 686e1ab..c5aaa1b 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -3133,7 +3133,7 @@ static int handle_apic_access(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
printk(KERN_ERR
"Fail to handle apic access vmexit! Offset is 0x%lx\n",
offset);
- return -ENOTSUPP;
+ return -ENOEXEC;
}
return 1;
}
@@ -3202,7 +3202,7 @@ static int handle_ept_violation(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)

if (exit_qualification & (1 << 6)) {
printk(KERN_ERR "EPT: GPA exceeds GAW!\n");
- return -ENOTSUPP;
+ return -EINVAL;
}

gla_validity = (exit_qualification >> 7) & 0x3;
--
1.6.4.1


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