On Wed, Sep 18, 2019 at 3:29 AM Jan Beulich wrote:
>
> On 17.09.2019 21:31, Andrew Cooper wrote:
> > On 17/09/2019 07:15, Jan Beulich wrote:
> >> --- a/xen/arch/x86/hvm/hvm.c
> >> +++ b/xen/arch/x86/hvm/hvm.c
> >> @@ -2282,12 +2287,11 @@ int hvm_set_cr0(unsigned long value, boo
> >> return
On 17.09.2019 21:31, Andrew Cooper wrote:
> On 17/09/2019 07:15, Jan Beulich wrote:
>> --- a/xen/arch/x86/hvm/hvm.c
>> +++ b/xen/arch/x86/hvm/hvm.c
>> @@ -2282,12 +2287,11 @@ int hvm_set_cr0(unsigned long value, boo
>> return X86EMUL_OKAY;
>> }
>>
>> -int hvm_set_cr3(unsigned long value,
On 17/09/2019 07:15, Jan Beulich wrote:
> The bit is meaningful only for MOV-to-CR3 insns, not anywhere else, in
> particular not when loading nested guest state.
I've found a footnote for "26.3.1.1 Checks on Guest Control Registers,
Debug Registers, and MSRs" stating:
"Bit 63 of the CR3 field
risOstrovsky ; Paul Durrant ; Wei
> Liu
> Subject: Re: [Xen-devel] [PATCH v2 4/9] x86/HVM: move NOFLUSH handling out of
> hvm_set_cr3()
>
> On 17.09.2019 14:45, Paul Durrant wrote:
> >> From: Xen-devel On Behalf Of Jan
> >> Beulich
> >> Sent: 17 September 20
On 17.09.2019 14:45, Paul Durrant wrote:
>> From: Xen-devel On Behalf Of Jan
>> Beulich
>> Sent: 17 September 2019 07:15
>>
>> --- a/xen/arch/x86/hvm/emulate.c
>> +++ b/xen/arch/x86/hvm/emulate.c
>> @@ -2080,6 +2080,8 @@ static int hvmemul_write_cr(
>> HVMTRACE_LONG_2D(CR_WRITE, reg,
> -Original Message-
> From: Xen-devel On Behalf Of Jan
> Beulich
> Sent: 17 September 2019 07:15
> To: xen-devel@lists.xenproject.org
> Cc: Kevin Tian ; Suravee Suthikulpanit
> ; Wei Liu
> ; Paul Durrant ; George Dunlap
> ; Andrew Cooper
> ; Jun Nakajima ; Boris
> Ostrovsky
> ; Roger
