Re: [patch 0/3] do not raise timer softirq unconditionally (spinlockless version)

Thomas Gleixner
2019-05-06T09:22:23Z

On Mon, 6 May 2019, Marcelo Tosatti wrote:
> On Mon, Apr 15, 2019 at 05:12:13PM -0300, Marcelo Tosatti wrote:
> > It handles the the race between timer addition and timer interrupt
> > execution by unconditionally (in case of isolated CPUs) raising the
> > timer softirq after making sure the updated bitmap is visible
> > on remote CPUs.
> >
> > This patchset reduces cyclictest latency from 25us to 14us
> > on my testbox.
>
> Ping?

On my list ....