nvme reservation commands during controller reset

[Christoph Hellwig]

On Sun, Aug 09, 2020 at 10:10:16AM -0600, Keith Busch wrote:
> On Wed, Aug 05, 2020 at 07:14:22AM +0000, Engel, Amit wrote:
> > What is the reason for setting REQ_FAILFAST_DRIVER flag in nvme_alloc_request ?
> > The original intention was to mark only sync cmds as failfast ?
> 
> Special requests don't get generic error handling. The caller gets to decide
> how to handle it.

Although I wonder if we want to allow to opt in into the normal retries,
as for some cases that might actually make sense.