On Saturday, 15 September 2007 09:39, Andrew Morton wrote:
quoted text
> On 06 Sep 2007 13:31:50 +0200 Andi Kleen <andi@firstfloor.org> wrote:
> 
> > Chuck Ebbert <cebbert@redhat.com> writes:
> > 
> > > Some systems lock up without the noapic option.
> > 
> > Please find patterns: cpu type, chipsets, mainboard vendors etc.
> 
> There are 48 bugs in bugzilla which mention "noapic"
> 
> http://bugzilla.kernel.org/buglist.cgi?query_format=advanced&short_desc_type=allwordss...
> 
> And there are 173,000 on the internet ;)
> http://www.google.com/search?hl=en&q=linux+noapic&btnG=Google+Search
> 
> We screwed this pooch a long time ago - years.  Perhaps if some of the many
> noapic users could run a bisection search to work out when it broke we
> could start fixing things.  But they all have a workaround so there's no
> motivation.

Well, I think it broke soon after 2.6.9.

Please see http://bugzilla.kernel.org/show_bug.cgi?id=3639#c10
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