Re: CPU boot problem on 2.6.0-test3-bk8
From: Andrew Theurer (habanero_at_us.ibm.com)
Date: 08/21/03
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To: Dave Hansen <haveblue@us.ibm.com> Date: Wed, 20 Aug 2003 20:13:51 -0500
On Wednesday 20 August 2003 20:02, Dave Hansen wrote:
> On Wed, 2003-08-20 at 14:58, Andrew Theurer wrote:
> > Maybe this is already known, but just in case:
> > I cannot fully boot on an x440 system with 2.6.0-test3-bk8. The kernel
> > tries to boot more than the 16 logical processors, and after failing (no
> > response) on cpus 16, 17, and 18, it still thinks it has 19 cpus total.
> > It finally gets stuck at "checking TSC synchronization across 19 CPUs:"
> >
> > Attached is the boot log. Any ideas? I'll try -test3-bk7 next
>
> Can you see if it works without HT on? Did it work on plain -test3?
> My 16-way x440 with no HT boots fine on test3.
I'll try without HT to see what happens. FWIW, it boots fine with HT if I set
maxcpus=16. I am wondering if (apicid == BAD_APIC) test is not working in
smp_boot_cpus.
-Andrew Theurer
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