>-----Original Message-----
>From: Andi Kleen [mailto:[email protected]]
>Sent: Wednesday, August 03, 2005 3:20 AM
>To: Pallipadi, Venkatesh
>Cc: Andrew Morton; Andi Kleen; Shah, Rajesh; linux-kernel
>Subject: Re: [PATCH] Automatically enable bigsmp when we have
>more than 8 CPUs
>
>On Thu, Jul 28, 2005 at 11:51:42AM -0700, Venkatesh Pallipadi wrote:
>> smp_found_config = 1;
>> - clustered_apic_check();
>
>Removing that here will break x86-64.
>
Yes. Ashok sent another patch to fix this part. Lkml subjectline
[patch 1/8] x86_64: Reintroduce clustered_apic_check() for x86_64
>>
>> +#ifdef CONFIG_X86_GENERICARCH
>> + generic_apic_probe(*cmdline_p);
>> +#endif
>
>This move looks risky because ACPI can already switch subarchs. Are you
>sure the command line option still works? Testing on summit and es7000
>would be good.
>
Yes. We also saw some potential issues with ACPI ioapic detection on
other sub-archs after this change, late yesteraday. I am right now
reworking this patch.
Andrew: Until I send a reworked patch can you remove these two patces
from
the mm. Thanks.
1) [PATCH] Automatically enable bigsmp when we have more than 8 CPUs
2) [patch 1/8] x86_64: Reintroduce clustered_apic_check() for x86_64
Thanks,
Venki
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