On Mon, Mar 11, 2019 at 04:32:32PM +0100, Paolo Bonzini wrote:
> On 10/03/19 14:35, Yang Weijiang wrote:
> -if (data != 0)
> +if (data & ~kvm_supported_xss())
> return 1;
> >>> You should instead check this against CPUID[0xD,
On 10/03/19 14:35, Yang Weijiang wrote:
- if (data != 0)
+ if (data & ~kvm_supported_xss())
return 1;
>>> You should instead check this against CPUID[0xD, 1].EDX:ECX. If CET is
>>> disabled in CPUID, the guest should not be able to set it in
On Sun, Mar 10, 2019 at 08:20:30PM +0800, Yang Weijiang wrote:
> On Fri, Mar 08, 2019 at 12:32:04PM +0100, Paolo Bonzini wrote:
> > On 28/02/19 09:44, Yang Weijiang wrote:
> > >>> if (!vmx_xsaves_supported())
> > >>> return 1;
> > >>> +
> > >>>
On Fri, Mar 08, 2019 at 12:32:04PM +0100, Paolo Bonzini wrote:
> On 28/02/19 09:44, Yang Weijiang wrote:
> >>> if (!vmx_xsaves_supported())
> >>> return 1;
> >>> +
> >>> /*
> >>> - * The only supported bit as of Skylake is bit 8, but
> >>> -
> > For Guest XSS, right now, only bit 11(user states) and bit 12
> > (supervisor states) are supported, if other bits are being set, need
> > to modify KVM_SUPPORTED_XSS macro to have support.
> >
> > Signed-off-by: Zhang Yi Z
> > Signed-off-by: Yang Weijiang
> > ---
> > arch/x86/kvm/vmx.c | 8
On 28/02/19 09:44, Yang Weijiang wrote:
>>> if (!vmx_xsaves_supported())
>>> return 1;
>>> +
>>> /*
>>> -* The only supported bit as of Skylake is bit 8, but
>>> -* it is not supported on KVM.
>>> +* Check bits being
On 25/02/19 14:27, Yang Weijiang wrote:
> For Guest XSS, right now, only bit 11(user states) and bit 12
> (supervisor states) are supported, if other bits are being set,
> need to modify KVM_SUPPORTED_XSS macro to have support.
>
> Signed-off-by: Zhang Yi Z
> Signed-off-by: Yang Weijiang
> ---
On Thu, Feb 28, 2019 at 08:25:12AM -0800, Sean Christopherson wrote:
> On Mon, Feb 25, 2019 at 09:27:15PM +0800, Yang Weijiang wrote:
> > For Guest XSS, right now, only bit 11(user states) and bit 12
> > (supervisor states) are supported, if other bits are being set,
> > need to modify
On Mon, Feb 25, 2019 at 09:27:15PM +0800, Yang Weijiang wrote:
> For Guest XSS, right now, only bit 11(user states) and bit 12
> (supervisor states) are supported, if other bits are being set,
> need to modify KVM_SUPPORTED_XSS macro to have support.
The changelog should describe what the change
For Guest XSS, right now, only bit 11(user states) and bit 12
(supervisor states) are supported, if other bits are being set,
need to modify KVM_SUPPORTED_XSS macro to have support.
Signed-off-by: Zhang Yi Z
Signed-off-by: Yang Weijiang
---
arch/x86/kvm/vmx.c | 8 +---
1 file changed, 5
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