Re: [PATCH 0/4] V4 ia64 SPARSEMEM

Bob Picco
2005-09-27T14:10:26Z

Jack Steiner wrote: [Tue Sep 27 2005, 08:45:00AM EDT]
> > We could be more aggressive than other arches but still follow the cautious
> > path. I'm reluctant to suggest this but adding a couple of default
> > configuration files with SPARSEMEM might be useful. Perhaps
> > sn2_defconfig_sparsemem and defconfig_sparsemem.
> >
>
> Although many developers at SGI use SN-specific configuration files,
> customers run SuSE & RH and use kernels built with the GENERIC config
> since the kernel binary runs on all hardware vendors platforms.
> It is important to make the default config file run efficiently
> on all platforms.
okay.
>
> I haven't looked in detail at SPARSEMEM recently - is one config
> file for ALL hardware platforms easy to do without significantly
> compromising performance of any individual platform?
I don't know whether that can be achieved. We've really done limited
performance comparisons. It would have to be investigated.
>
>
> --
> Jack
bob