Re: [PATCH 0/2] fix the itimer regression (BZ 12618)

From: Ingo Molnar
Date: Wed Feb 11 2009 - 08:00:00 EST



* Lin Ming <lin@xxxxxxxxx> wrote:

> On Thu, Feb 5, 2009 at 8:06 PM, Ingo Molnar <mingo@xxxxxxx> wrote:
> >
> > * Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> wrote:
> >
> >> This should hopefully address all the itimer borkage.
> >
> > Applied to tip:timers/urgent, thanks Peter!
> >
> > Yanmin: could you check hacbench_pth with latest tip/master, do
> > these fixes resolve that 3% regression you reported?
>
> hacbench_pth still has regression with 2.6.29-rc4.
> Below 2 patches that fixed the regression are not merged into 2.6.29-rc4.
>
> commit 32bd671d6cbeda60dc73be77fa2b9037d9a9bfa0
> Author: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
> Date: Thu Feb 5 12:24:15 2009 +0100
>
> signal: re-add dead task accumulation stats.
>
> commit 4cd4c1b40d40447fb5e7ba80746c6d7ba91d7a53
> Author: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
> Date: Thu Feb 5 12:24:16 2009 +0100
>
> timers: split process wide cpu clocks/timers

they are queued up but not fully baken yet. Maybe in -rc5.

Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/