kernel 2.6.23 and linuxthreads? (no NPTL??)

[Will Newton]

On Thu, Apr 2, 2009 at 10:57 AM,  <Alessio.Stella at gidi.it> wrote:
>
> My colleague tells me he built up a system using buildroot and uclibc that
> has kernel 2.6.23
> but i see here in the mailing that uclibc makes use of linuxthreads (not
> NPTL)??
> Is this correct?
> I thought that kernel 2.6.x was always together with NPTL. So I was wrong?

It is perfectly possible to run linuxthreads on a 2.6 kernel. It may
not be possible to run NPTL on older kernels though.

> Please another question: I heard that NPTL is much more efficient in thread
> creation and scheduling. Is that correct?

NPTL is to some degree more efficient and more standards compliant
than linuxthreads. I would suggest you benchmark your particular
application however.

> Alessio Stella
> (+39)051 642 3319
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