Messages in this thread | | | Date | Wed, 25 Feb 2015 17:36:49 +0100 | From | Sebastian Andrzej Siewior <> | Subject | Re: [PATCH 0/2] powerpc/kvm: Enable running guests on RT Linux |
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* Scott Wood | 2015-02-23 17:27:31 [-0600]:
>This isn't a host PIC driver. It's guest PIC emulation, some of which >is indeed not suitable for a rawlock (in particular, openpic_update_irq >which loops on the number of vcpus, with a loop body that calls >IRQ_check() which loops over all pending IRQs). The vcpu limits are a >temporary bandaid to avoid the worst latencies, but I'm still skeptical >about this being upstream material.
Okay.
>-Scott
Sebastian
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