[PATCH v5 1/2] timer: lower rounding of TSC estimation to 100KHz
Stephen Hemminger
stephen at networkplumber.org
Thu Oct 3 17:13:36 CEST 2024
On Thu, 3 Oct 2024 15:05:02 +0100
Bruce Richardson <bruce.richardson at intel.com> wrote:
> On Thu, Oct 03, 2024 at 03:26:03PM +0300, Isaac Boukris wrote:
> > In practice, the frequency is often not a nice round number, while
> > the estimation results are rather accurate, just a couple of KHz
> > away from the kernel's tsc_khz value, so it should suffice.
> >
> > Rounding to 10MHz can cause a significant drift from real time,
> > up to a second per 10 minutes.
> >
> > See also bugzilla: 959
> >
> > Signed-off-by: Isaac Boukris <iboukris at gmail.com>
>
> Acked-by: Bruce Richardson <bruce.richardson at intel.com>
Acked-by: Stephen Hemminger <stephen at networkplumber.org>
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