Messages in this thread |  | | | Date | Tue, 17 Jul 2007 01:35:54 +0200 | | From | "Jesper Juhl" <> | | Subject | Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...? |
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On 17/07/07, Rene Herman <rene.herman@gmail.com> wrote: > On 07/17/2007 01:13 AM, Ray Lee wrote: > > > Given that there's actual, y'know, reports of people who can easily > > crash a 4k+interrupt stacks kernel, and not an 8k one, I think the > > current evidence speaks for itself. > > Where? > > > The point remains that the burden of proof of the safety of the 4k only > > option is upon those people who want to remove the 8k option. > > Removing any such option was not the objective of this thread, just lifting > 4K stacks from debug and making it the default. People fortunate enough to > use workloads where some piece of crap code by accident works more often > with the current shared 8K stacks then it does with the unshared 4K stacks > can then still nicely not select it (or fix the code if possible). > I may have worded the initial email a bit too heavily towards 8K removal, but that was mainly to provoke some discussion. Nothing should get removed without a fair (and long) warning in feature-removal-schedule.txt and ofcourse not before we know that the new option is at least as safe as what we intend to remove, so the patch really was just intended as a fairly harmless nudge towards getting 4K stacks into a shape where we can eventually start considering 8K removal.
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