Messages in this thread | | | Date | Sun, 10 Aug 2003 20:28:48 -0400 | From | Jeff Garzik <> | Subject | Re: [patch 2.4 1/2] backport 2.6 x86 cpu capabilities |
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Albert Cahalan wrote: > Mikael Pettersson writes: > > >>2.4.21-rc1 with NCAPINTS==6 hangs at boot in the local >>APIC timer calibration step; before that it detected a >>0MHz bus clock and the local APIC NMI watchdog was stuck. >>Correcting head.S:X86_VENDOR_ID fixes these problems. >> >>Without correcting head.S:X86_VENDOR_ID, head.S will store >>the vendor id partly in the capabilities array. This breaks >>both the capabilities and the vendor id. I can't say why 2.6 >>works, but obviously the CPU setup code has changed since 2.4. > > > I may be stating the obvious, but in case not... > > If Jeff Garzik missed this, others will too. I hope > that a big comment gets added in both places, assuming > that automatic offset generation isn't practical.
Yeah, I'm queueing a change to do that, actually, so that a grep for NCAPINTS will hit head.S.
Jeff
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