Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?

From: Denis Vlasenko
Date: Thu Jul 19 2007 - 15:34:52 EST


On Tuesday 17 July 2007 00:42, Bodo Eggert wrote:
> > Please note that I was not trying to remove the 8K stack option right
> > now - heck, I didn't even add anything to feature-removal-schedule.txt
> > - all I wanted to accomplish with the patch that started this threas
> > was; a) indicate that the 4K option is no longer a debug thing and
>
> Very ACK.
>
> > b) make 4K stacks the default option in vanilla kernel.org kernels as
> > a gentle nudge towards getting people to start fixing the code paths
> > that are not 4K stack safe.
>
> That's the big NACK. It's OK for MM, where things are supposed to be in a
> not well-tested state, but for running possibly mission-critical systems,
> you should take no risk.

Mission-critical machines are not supposed to have kernel configured
with incompetent/careless sysadmin who didn't think about
config choices he made at kernel build time.
--
vda
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