Messages in this thread | | | Date | Wed, 24 Jun 2020 08:52:58 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH v2 1/2] nvme: Add Arbitration Burst support |
| |
On Wed, Jun 24, 2020 at 02:49:57PM +0800, Baolin Wang wrote: > >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.
What is the value add of doing this in the kernel? Wouldn't a nvme-cli subcommand to just set the arbitration burst to the recommended value, either as a saved or current value be both more useful and also cause less kernel bloat?
| |