[PATCH 2/2] nvme: Don't use a stack buffer for keep-alive command

[Christoph Hellwig]

On Sun, Jan 14, 2018 at 11:31:40AM +0200, Sagi Grimberg wrote:
> Thanks Roland,
>
> Reviewed-by: Sagi Grimberg <sagi at grimberg.me>

I think we'll need to fix this properly and embedd the struct nvme_command
into struct nvme_request.  In the end any command could get an error
without DNR, and then we'd have a stale SQE on the stack.