[PATCH V4 5/9] nvme: add sysfs attribute to change IO timeout per controller

[Daniel Wagner]

On Fri, May 08, 2026 at 03:33:31PM +0200, Maurizio Lombardi wrote:
> Currently, there is no method to adjust the timeout values on a
> per controller basis with nvme I/O queues.
> Add an io_timeout attribute to nvme so that different nvme controllers
> which may have different timeout requirements can have custom
> I/O timeouts set.
> 
> Signed-off-by: Maurizio Lombardi <mlombard at redhat.com>

I was wondering if namespaces would ever want different timeouts but
given that at this point it was always the default one and this change
scopes to controllers is properly enough.

Reviewed-by: Daniel Wagner <dwagner at suse.de>