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SubjectRe: [PATCH] ia64: change defconfig to NR_CPUS==1024
On Fri, Jan 06, 2006 at 10:37:33AM -0800, Christoph Lameter wrote:
> On Fri, 6 Jan 2006, Randy.Dunlap wrote:
>
> > > The dicey thing in all of this is that the generic kernels will be used
> > > for the certification of applications. If the cpu limit is too low then
> > > applications will simply not be certified for these high processor counts.
> > > One may encounter problems if the app is then run with a higher processor
> > > count.
> >
> > Do you equate a 'defconfig' kernel with a generic kernel?
> >
> > I would expect certs to be done on vendor kernels, and as
> > Arjan has suggested, they will have their own configs,
> > not defconfig.
>
> Vendors look for the upstream defaults and orient themselves on the
> defconfig. It is best to have as much common code and configurations as
> possible.

As someone who builds vendor kernels, I can say this isn't true (from my
experience at least). When a new config option appears, I look at the
Kconfig, and make a decision. I *never* even look at the defconfig, as
a lot of the time, they are either out of date, or irrelevant.

Dave

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