Messages in this thread | | | Subject | Re: [PATCH V2] nvme-pci: assign separate irq vectors for adminq and ioq0 | From | "jianchao.wang" <> | Date | Fri, 2 Mar 2018 11:18:47 +0800 |
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Hi Christoph
Thanks for your kindly response and directive
On 03/01/2018 12:47 AM, Christoph Hellwig wrote: > Note that we originally allocates irqs this way, and Keith changed > it a while ago for good reasons. So I'd really like to see good > reasons for moving away from this, and some heuristics to figure > out which way to use. E.g. if the device supports more irqs than > I/O queues your scheme might always be fine.
maybe we could add a logic that when get enough irq vectors, assign separate irq vector to adminq, otherwise sharing.
Sincerely Jianchao
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