On Thu, 8 Aug 2013, David Daney wrote:

> I don't know of any bugs currently caused by this unconditional
> local_irq_enable(), but I want to use this function in MIPS/OCTEON
> early boot (when we have early_boot_irqs_disabled).  This also makes
> this function have similar semantics to on_each_cpu() which is good in
> itself.

smp_call_function_many() wants interrupts enabled.
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