On Fri, Apr 9, 2021 at 12:05 AM Sean Christopherson wrote:
>
> On Thu, Apr 08, 2021, lihaiwei.ker...@gmail.com wrote:
> > From: Haiwei Li
> >
> > vmcs_check32 misses the check for 64-bit and 64-bit high.
>
> Can you clarify in the changelog that, while it is architecturally legal to
> access 64-b
On 08/04/21 18:05, Sean Christopherson wrote:
Add compile-time assertions in vmcs_check32() to disallow accesses to
64-bit and 64-bit high fields via vmcs_{read,write}32(). Upper level
KVM code should never do partial accesses to VMCS fields. KVM handles
the split accesses automatic
On Thu, Apr 08, 2021, lihaiwei.ker...@gmail.com wrote:
> From: Haiwei Li
>
> vmcs_check32 misses the check for 64-bit and 64-bit high.
Can you clarify in the changelog that, while it is architecturally legal to
access 64-bit and 64-bit high fields with a 32-bit read/write in 32-bit mode,
KVM sho
From: Haiwei Li
vmcs_check32 misses the check for 64-bit and 64-bit high.
Signed-off-by: Haiwei Li
---
arch/x86/kvm/vmx/vmx_ops.h | 4
1 file changed, 4 insertions(+)
diff --git a/arch/x86/kvm/vmx/vmx_ops.h b/arch/x86/kvm/vmx/vmx_ops.h
index 692b0c3..164b64f 100644
--- a/arch/x86/kvm/vmx
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