On 09/18/2012 05:38 PM, Li, Jiongxi wrote:
+static int handle_apic_write(struct kvm_vcpu *vcpu) {
+ unsigned long exit_qualification = vmcs_readl(EXIT_QUALIFICATION);
+ u32 offset = exit_qualification 0xfff;
+
+ /* APIC-write VM exit is trap-like and thus no need to adjust IP */
-Original Message-
From: Avi Kivity [mailto:a...@redhat.com]
Sent: Friday, September 07, 2012 12:02 AM
To: Li, Jiongxi
Cc: kvm@vger.kernel.org
Subject: Re: [PATCH 1/5]KVM: x86, apicv: add APICv register virtualization
support
On 09/05/2012 08:41 AM, Li, Jiongxi wrote:
- APIC
On 09/14/2012 05:14 PM, Li, Jiongxi wrote:
Sorry for the late response
-Original Message-
From: Avi Kivity [mailto:a...@redhat.com]
Sent: Friday, September 07, 2012 12:02 AM
To: Li, Jiongxi
Cc: kvm@vger.kernel.org
Subject: Re: [PATCH 1/5]KVM: x86, apicv: add APICv register
Sorry for the late response
-Original Message-
From: Avi Kivity [mailto:a...@redhat.com]
Sent: Friday, September 07, 2012 12:02 AM
To: Li, Jiongxi
Cc: kvm@vger.kernel.org
Subject: Re: [PATCH 1/5]KVM: x86, apicv: add APICv register virtualization
support
On 09/05/2012 08:41 AM
On 09/05/2012 08:41 AM, Li, Jiongxi wrote:
- APIC read doesn't cause VM-Exit
- APIC write becomes trap-like
+/* emulate APIC access in a trap manner */
+int kvm_apic_write_nodecode(struct kvm_vcpu *vcpu, u32 offset)
+{
+ u32 val;
+
+ /* hw has done the conditional check and
- APIC read doesn't cause VM-Exit
- APIC write becomes trap-like
Signed-off-by: Kevin Tian kevin.t...@intel.com
Signed-off-by: Jiongxi Li jiongxi...@intel.com
---
arch/x86/include/asm/vmx.h |2 ++
arch/x86/kvm/lapic.c | 16
arch/x86/kvm/lapic.h |2 ++
