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SubjectRe: [PATCH 2/3] x86/vdso: Allow clock specific mult and shift values
On Mon, Apr 15, 2019 at 11:15:56AM +0100, Vincenzo Frascino wrote:
> On 15/04/2019 10:51, Thomas Gleixner wrote:
> > On Mon, 15 Apr 2019, Huw Davies wrote:
> >> On Sun, Apr 14, 2019 at 12:53:32PM +0200, Thomas Gleixner wrote:
> >>> See
> >>> for an alternate solution to this problem, which avoids this and just gives
> >>> CLOCK_MONOTONIC_RAW a separate storage space alltogether.
> >>
> >> I can certainly do this for the x86 vdso. Would that be useful or
> >> should I wait for Vincenzo's work on the generic vdso first?
> >
> > Depends. If Vincenzo comes along with his new version soon, then you might
> > get this for free :)
> >
> > Vincenzo, what's the state of your work?
> >
> I am mostly done with the development, the only thing missing is the integration
> of the generic update_vsyscall. After this is complete, I will need to do some
> testing and extract the performance numbers.
> Considering that I will be on Easter holiday from this Wednesday till the end of
> April, I think v6 will be ready around second week of May.

Hi Vincenzo,

Great! In which case there's not much point in me changing the x86
vdso---it'll just end up making more work for you.

Let me know if there's anything I can help with.


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