Messages in this thread | | | Date | Tue, 17 Jun 2014 17:53:25 +0200 | From | Paolo Bonzini <> | Subject | Re: [RFC PATCH 2/2] block: virtio-blk: support multi virt queues per virtio-blk device |
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Il 17/06/2014 17:50, Ming Lei ha scritto: >> > It would be nice to allocate virtqueues dynamically instead of >> > hardcoding the limit. virtio-scsi also allocates virtqueues >> > dynamically. > virtio-scsi may have lots of LUN, but virtio-blk only has one disk > which needn't lots of hardware queues.
If you want to do queue steering based on the guest VCPU number, the number of queues must be = to the number of VCPUs shouldn't it?
I tried using a divisor of the number of VCPUs, but couldn't get the block layer to deliver interrupts to the right VCPU.
Paolo
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