default IRQ affinity change in v2.6.27 (breaking several SMP PPC based systems)

Scott Wood scottwood at freescale.com
Sat Oct 25 04:39:58 EST 2008


Kumar Gala wrote:
> So why not just have x86 startup code set irq_default_affinity = 
> CPU_MASK_ALL than?

That doesn't really solve the problem, as a user could still manually 
set an invalid affinity.  The MPIC driver should reduce the affinity 
itself to what the hardware can handle.

-Scott



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