Messages in this thread | | | Date | Wed, 06 Feb 2013 18:27:30 +0100 | From | Paolo Bonzini <> | Subject | Re: [PATCH 2/2] virtio-scsi: reset virtqueue affinity when doing cpu hotplug |
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Il 16/01/2013 04:55, Wanlong Gao ha scritto: >>> >> Add hot cpu notifier to reset the request virtqueue affinity >>> >> when doing cpu hotplug. >> > >> > You need to be careful to get_online_cpus() and put_online_cpus() here, >> > so CPUs can't go up and down in the middle of operations. >> > >> > In particular, get_online_cpus()/put_online_cpus() around calls to >> > virtscsi_set_affinity() (except within notifiers). > Yes, I'll take care of this, thank you. >
I squashed patch 1 (plus changes to get/put_online_cpus) in my multiqueue series, and applied this one as a separate patch.
Paolo
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