Re: [PATCH 2.6.21] Return available first timeslice to thecreator, not parent

From: Peter Zijlstra
Date: Thu Aug 30 2007 - 05:15:17 EST


On Thu, 2007-08-30 at 10:37 +0200, Michal Schmidt wrote:
> Vitaly Mayatskikh skrev:
> > Short-living process returns its timeslice to the parent, this
> > affects process that creates a lot of such short-living threads,
> > because its not a parent for new threads.
>
> I don't see the point of sending patches for old Linux versions such as
> 2.6.21, unless it's something applicable to the -stable tree.

The older trees might want to have this, perhaps the .16 by Adrian,
certainly distros still care.

> Do recent kernels with CFS have the same problem?

Very much not comparable, as you probably guessed :-)

> > Patch fixes this issue and
> > doesn't break kabi as does the patch from reporter:
> > http://lkml.org/lkml/2007/4/7/21
>
> There's no kabi.

True.

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