HEADS-UP: removed COMPAT_43 from GENERIC (and other configs)
Divacky Roman
xdivac02 at stud.fit.vutbr.cz
Thu Jun 15 20:32:00 UTC 2006
On Thu, Jun 15, 2006 at 10:03:36PM +0200, Alexander Leidinger wrote:
> Hi,
>
> the only place where COMPAT_43 is needed (as in: does not compile
> without it) is in the (outdated/not usable since too old) svr4 code.
>
> Previously this was also needed for the linuxolator, but this is not
> the case anymore.
>
> So I removed this option from the GENERIC kernels. If the removal of
> COMPAT_43 results in a not working program, please recompile it and all
> dependencies and try again before reporting a problem.
>
> Removing the option from your kernel may result in a small performance
> increase for some workloads.
>
> Bye,
> Alexander.
thank you alexander!
just a note... COMPAT_43 removal gives a huge improvement in gepid()
performance and also kris reported that some highly contested mutexes are
less contested without COMPAT_43, so its great to finally have this removed.
roman
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