On 4/8/21 11:24 AM, Sean Christopherson wrote:
Technically, you can use normal memory accesses, so long as software guarantees
the VMCS isn't resident in the VMCS cache and knows the field offsets for the
underlying CPU. The lack of an architecturally defined layout is the biggest
issue,
On Thu, Apr 08, 2021, Vineeth Pillai wrote:
> Hi Vitaly,
>
> On 4/8/21 7:06 AM, Vitaly Kuznetsov wrote:
> > - if (ms_hyperv.hints & HV_X64_ENLIGHTENED_VMCS_RECOMMENDED) {
> > + /*
> > +* AMD does not need enlightened VMCS as VMCB is already a
> > +* datastructure in memory.
> > Well,
On 4/7/21 6:48 PM, Sean Christopherson wrote:
On Wed, Apr 07, 2021, Michael Kelley wrote:
+ pr_info("Hyper-V nested_features: 0x%x\n",
Nit: Most other similar lines put the colon in a different place:
pr_info("Hyper-V: nested features 0x%x\n",
One of these
Hi Vitaly,
On 4/8/21 7:06 AM, Vitaly Kuznetsov wrote:
- if (ms_hyperv.hints & HV_X64_ENLIGHTENED_VMCS_RECOMMENDED) {
+ /*
+* AMD does not need enlightened VMCS as VMCB is already a
+* datastructure in memory.
Well, VMCS is also a structure in memory, isn't it? It's
Vineeth Pillai writes:
> Detect nested features exposed by Hyper-V if SVM is enabled.
>
> Signed-off-by: Vineeth Pillai
> ---
> arch/x86/kernel/cpu/mshyperv.c | 10 +-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/arch/x86/kernel/cpu/mshyperv.c
On Wed, Apr 07, 2021, Michael Kelley wrote:
> From: Vineeth Pillai Sent: Wednesday, April 7,
> 2021 7:41 AM
> >
> > Detect nested features exposed by Hyper-V if SVM is enabled.
> >
> > Signed-off-by: Vineeth Pillai
> > ---
> > arch/x86/kernel/cpu/mshyperv.c | 10 +-
> > 1 file
From: Vineeth Pillai Sent: Wednesday, April 7,
2021 7:41 AM
>
> Detect nested features exposed by Hyper-V if SVM is enabled.
>
> Signed-off-by: Vineeth Pillai
> ---
> arch/x86/kernel/cpu/mshyperv.c | 10 +-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git
On Wed, Apr 07, 2021 at 02:41:22PM +, Vineeth Pillai wrote:
> Detect nested features exposed by Hyper-V if SVM is enabled.
>
> Signed-off-by: Vineeth Pillai
> ---
> arch/x86/kernel/cpu/mshyperv.c | 10 +-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git
Detect nested features exposed by Hyper-V if SVM is enabled.
Signed-off-by: Vineeth Pillai
---
arch/x86/kernel/cpu/mshyperv.c | 10 +-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/mshyperv.c b/arch/x86/kernel/cpu/mshyperv.c
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