On Wed, Jul 27, 2005 at 06:24:45PM -0700, Andrew Morton wrote:
> Ravikiran G Thirumalai <[email protected]> wrote:
> >
> > While booting with SMT disabled in bios, when using acpi srat to setup
> > cpu_to_node[], sparse apic_ids create problems. Here's a fix for that.
> >
>
> Again, I don't have enough info here to judge the urgency of this patch.
>
> What are the consequences and risks of not having this patch in 2.6.13, and
> to how many machines?
>
Without this patch, intel x86_64 boxes with hyperthreading disabled in the
bios (and which rely on srat for numa setup) endup having incorrect
values in cpu_to_node[] arrays, causing sched domains to be built
incorrectly etc.
Thanks,
Kiran
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