Hi Thomas,
On 26/06/2019 07:38, Thomas Gleixner wrote:
> On Tue, 25 Jun 2019, Thomas Gleixner wrote:
>> On Tue, 25 Jun 2019, Vincenzo Frascino wrote:
>>> do_hres() in the vDSO generic library masks the hw counter value
>>> immediately after reading it.
>>>
>>> Postpone the mask application after
On Tue, 25 Jun 2019, Thomas Gleixner wrote:
> On Tue, 25 Jun 2019, Vincenzo Frascino wrote:
> > do_hres() in the vDSO generic library masks the hw counter value
> > immediately after reading it.
> >
> > Postpone the mask application after checking if the syscall fallback is
> > enabled, in order
On Tue, 25 Jun 2019, Andy Lutomirski wrote:
> On Tue, Jun 25, 2019 at 11:27 AM Thomas Gleixner wrote:
> >
> > On Tue, 25 Jun 2019, Thomas Gleixner wrote:
> >
> > > On Tue, 25 Jun 2019, Vincenzo Frascino wrote:
> > >
> > > CC+ Andy
> > >
> > > > do_hres() in the vDSO generic library masks the hw
On Tue, Jun 25, 2019 at 11:27 AM Thomas Gleixner wrote:
>
> On Tue, 25 Jun 2019, Thomas Gleixner wrote:
>
> > On Tue, 25 Jun 2019, Vincenzo Frascino wrote:
> >
> > CC+ Andy
> >
> > > do_hres() in the vDSO generic library masks the hw counter value
> > > immediately after reading it.
> > >
> > >
On Tue, 25 Jun 2019, Thomas Gleixner wrote:
> On Tue, 25 Jun 2019, Vincenzo Frascino wrote:
>
> CC+ Andy
>
> > do_hres() in the vDSO generic library masks the hw counter value
> > immediately after reading it.
> >
> > Postpone the mask application after checking if the syscall fallback is
> >
On Tue, 25 Jun 2019, Vincenzo Frascino wrote:
CC+ Andy
> do_hres() in the vDSO generic library masks the hw counter value
> immediately after reading it.
>
> Postpone the mask application after checking if the syscall fallback is
> enabled, in order to be able to detect a possible fallback for
do_hres() in the vDSO generic library masks the hw counter value
immediately after reading it.
Postpone the mask application after checking if the syscall fallback is
enabled, in order to be able to detect a possible fallback for the
architectures that have masks smaller than ULLONG_MAX.
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