Messages in this thread | | | Date | Mon, 09 May 2011 15:28:37 +0100 | From | "Jan Beulich" <> | Subject | Re: [PATCH v2 1/2] x86: skip migrating IRQF_PER_CPU irq in fixup_irqs |
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>>> On 09.05.11 at 14:39, Thomas Gleixner <tglx@linutronix.de> wrote: > On Fri, 6 May 2011, Konrad Rzeszutek Wilk wrote: >> On Fri, May 06, 2011 at 02:43:36PM +0800, Tian, Kevin wrote: >> > because Xen event chip silently fails the set_affinity ops, and >> > logically IRQF_PER_CPU should be recognized here. >> >> OK, so what if the set_affinity ops was implemented? > > An interrupt chip which has a set_affinity op should not mark > something per cpu, which implies that the irq CANNOT be moved.
Why shouldn't it be possible o use the same "chip" for both per-CPU and "normal" IRQs?
Jan
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