Messages in this thread | | | Subject | Re: [PATCH] smpboot.c: move setup_vector_irq after set_cpu_online | From | "Xiao, Jin" <> | Date | Fri, 3 Jul 2015 10:02:35 +0800 |
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Hi tglx,
On 7/2/2015 8:50 PM, Thomas Gleixner wrote: > > The whole vector stuff is racy versus cpu hotplug and Jins patch > merily addresses a small part of it and by doing that it breaks stuff > as well. > > With that patch we move the vector setup after marking the cpu online, > which is wrong because the vector array on that cpu is not up to date > until we call __setup_vector_irq(). Proper patch below. > > We still have an issue in the cpu_disable() patch, but I haven't yet > wrapped my head around it completely. > > Thanks, > > tglx >
Your patch is better. Thanks.
Jin
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