> On Jan 13, 2018, at 5:52 AM, Van De Ven, Arjan
> wrote:
>
>
>>> We were also worried about the indirect calls that are part of the
>>> paravirt interfaces when retpolines are not in place.
>>>
>>
>> How could those possibly be any worse than any other indirect call in
>> the kernel?
>
>
> > We were also worried about the indirect calls that are part of the
> > paravirt interfaces when retpolines are not in place.
> >
>
> How could those possibly be any worse than any other indirect call in
> the kernel?
they're worse if they happen before you write the MSR that then protects th
On Thu, Jan 11, 2018 at 9:03 PM, Dave Hansen wrote:
> On 01/11/2018 07:01 PM, Raj, Ashok wrote:
>> On Thu, Jan 11, 2018 at 06:20:13PM -0800, Andy Lutomirski wrote:
>>> On Thu, Jan 11, 2018 at 5:52 PM, Raj, Ashok wrote:
>
> What's wrong with native_read_msr()?
Yes, i think i shou
On Thu, Jan 11, 2018 at 7:01 PM, Raj, Ashok wrote:
> On Thu, Jan 11, 2018 at 06:20:13PM -0800, Andy Lutomirski wrote:
>> On Thu, Jan 11, 2018 at 5:52 PM, Raj, Ashok wrote:
>> >>
>> >> What's wrong with native_read_msr()?
>> >
>> > Yes, i think i should have added to msr.h. The names didn't read a
On Thu, 2018-01-11 at 21:03 -0800, Dave Hansen wrote:
> On 01/11/2018 07:01 PM, Raj, Ashok wrote:
> > On Thu, Jan 11, 2018 at 06:20:13PM -0800, Andy Lutomirski wrote:
> >> On Thu, Jan 11, 2018 at 5:52 PM, Raj, Ashok wrote:
>
> What's wrong with native_read_msr()?
> >>>
> >>> Yes, i think
On Thu, Jan 11, 2018 at 09:03:56PM -0800, Dave Hansen wrote:
> On 01/11/2018 07:01 PM, Raj, Ashok wrote:
> > On Thu, Jan 11, 2018 at 06:20:13PM -0800, Andy Lutomirski wrote:
> >> On Thu, Jan 11, 2018 at 5:52 PM, Raj, Ashok wrote:
>
> What's wrong with native_read_msr()?
> >>>
> >>> Yes,
On Thu, Jan 11, 2018 at 05:32:15PM -0800, Ashok Raj wrote:
> - Remove including microcode.h, and use native macros from asm/msr.h
> - added license header for spec_ctrl.c
>
> Signed-off-by: Ashok Raj
> ---
> arch/x86/include/asm/spec_ctrl.h | 17 -
> arch/x86/kernel/cpu/spec_ctrl
On Thu, Jan 11, 2018 at 05:32:15PM -0800, Ashok Raj wrote:
> - Remove including microcode.h, and use native macros from asm/msr.h
> - added license header for spec_ctrl.c
Worst changlog ever :(
Why are you touching spec_ctrl.c in this patch? How does it belong here
in this series?
Come on, you
On 01/11/2018 07:01 PM, Raj, Ashok wrote:
> On Thu, Jan 11, 2018 at 06:20:13PM -0800, Andy Lutomirski wrote:
>> On Thu, Jan 11, 2018 at 5:52 PM, Raj, Ashok wrote:
What's wrong with native_read_msr()?
>>>
>>> Yes, i think i should have added to msr.h. The names didn't read as a
>>> pair,
On Thu, Jan 11, 2018 at 06:20:13PM -0800, Andy Lutomirski wrote:
> On Thu, Jan 11, 2018 at 5:52 PM, Raj, Ashok wrote:
> >>
> >> What's wrong with native_read_msr()?
> >
> > Yes, i think i should have added to msr.h. The names didn't read as a
> > pair, one was native_read_msr, wrmsrl could be take
On Thu, Jan 11, 2018 at 5:52 PM, Raj, Ashok wrote:
> On Thu, Jan 11, 2018 at 05:41:34PM -0800, Andy Lutomirski wrote:
>> On Thu, Jan 11, 2018 at 5:32 PM, Ashok Raj wrote:
>> > - Remove including microcode.h, and use native macros from asm/msr.h
>> > - added license header for spec_ctrl.c
>> >
>>
On Thu, Jan 11, 2018 at 05:41:34PM -0800, Andy Lutomirski wrote:
> On Thu, Jan 11, 2018 at 5:32 PM, Ashok Raj wrote:
> > - Remove including microcode.h, and use native macros from asm/msr.h
> > - added license header for spec_ctrl.c
> >
> > Signed-off-by: Ashok Raj
[snip]
> > +static inline u64
On Thu, Jan 11, 2018 at 5:32 PM, Ashok Raj wrote:
> - Remove including microcode.h, and use native macros from asm/msr.h
> - added license header for spec_ctrl.c
>
> Signed-off-by: Ashok Raj
> ---
> arch/x86/include/asm/spec_ctrl.h | 17 -
> arch/x86/kernel/cpu/spec_ctrl.c | 1
- Remove including microcode.h, and use native macros from asm/msr.h
- added license header for spec_ctrl.c
Signed-off-by: Ashok Raj
---
arch/x86/include/asm/spec_ctrl.h | 17 -
arch/x86/kernel/cpu/spec_ctrl.c | 1 +
2 files changed, 17 insertions(+), 1 deletion(-)
diff --git
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