[lkml]   [2019]   [Apr]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 2/3] x86/vdso: Allow clock specific mult and shift values
On Mon, 15 Apr 2019, Huw Davies wrote:

> On Sun, Apr 14, 2019 at 12:53:32PM +0200, Thomas Gleixner wrote:
> > So it stays in the same cache line, but as we move the VDSO to generic
> > code, the mask field needs to stay and this will make basetime[CLOCK_MONOTONIC]
> > overlap into the next cache line.
> Thanks for the great review; this is a good point.
> > 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?



 \ /
  Last update: 2019-04-15 11:52    [W:0.037 / U:11.240 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site