Messages in this thread | | | From | "Rafael J. Wysocki" <> | Subject | Re: Warning in during hotplug on 2.6.27-rc2-git5 | Date | Mon, 18 Aug 2008 18:42:24 +0200 |
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On Monday, 18 of August 2008, Langsdorf, Mark wrote: > > > > > I'm still seeing it on 2.6.27-rc2, even with the > > > > > patch here http://lkml.org/lkml/2008/7/30/171 and the > > > > > wbinvd_halt code patch applied. Maybe something else > > > > > broke in some of the recent hotplug changes? > > > > I have a couple of questions, then: > > - Does it fail identically for all CPUs or for CPU4 and above only? > > - Did previous kernels, most importantly 2.6.26, work correctly? > > It turns out 2.6.26 also fails.
OK, so I'll drop the bug from the list of recent regressions.
> It is only failing for CPU4+, I'm not sure why that would be significant.
Because I cannot reproduce it on a single-socket AMD quad-core. :-)
> > Also, can you please attach dmesg output, including the > > offlining of a CPU that would later lead to the problem > > with cpu_up(), to the Bugzilla entry at > > http://bugzilla.kernel.org/show_bug.cgi?id=11337 ? > > I did.
Thanks. I think we can further debug this using Bugzilla if you don't mind.
Best, Rafael
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