Messages in this thread | | | Date | Mon, 15 Apr 2019 13:14:32 +0100 | From | Huw Davies <> | Subject | Re: [PATCH 2/3] x86/vdso: Allow clock specific mult and shift values |
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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 https://lkml.kernel.org/r/alpine.DEB.2.21.1902231727060.1666@nanos.tec.linutronix.de > >>> 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.
Huw.
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