Messages in this thread | | | Date | Mon, 1 Jul 2013 23:42:24 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [PATCH 2/5] metag: smp: enable irqs after set_cpu_online |
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On Mon, 1 Jul 2013, James Hogan wrote:
> In secondary_start_kernel() interrupts should be enabled with > local_irq_enable() after the cpu is marked as online with > set_cpu_online(). Otherwise it's possible for a timer interrupt to > trigger a softirq, which if the cpu is marked as offline may have it's > affinity altered. > > Reported-by: Kirill Tkhai <tkhai@yandex.ru> > Signed-off-by: James Hogan <james.hogan@imgtec.com> > Cc: Kirill Tkhai <tkhai@yandex.ru> > Cc: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
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