Messages in this thread | | | Subject | Re: [PATCH 1/3] nvme: Add Arbitration Burst support | From | Sagi Grimberg <> | Date | Tue, 23 Jun 2020 10:39:01 -0700 |
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>> From the NVMe spec, "In order to make efficient use of the non-volatile >> memory, it is often advantageous to execute multiple commands from a >> Submission Queue in parallel. For Submission Queues that are using >> weighted round robin with urgent priority class or round robin >> arbitration, host software may configure an Arbitration Burst setting". >> Thus add Arbitration Burst setting support. > > But if the user changed it to something else that better matches how > they want to use queues, the driver is just going to undo that setting > on the next reset.
Where do we do priority class arbitration? no one sets it
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