Re: [PATCH v14 0/3] rust: add basic serial device bus abstractions

From: Greg Kroah-Hartman

Date: Fri Jul 17 2026 - 08:13:02 EST


On Fri, Jul 17, 2026 at 01:22:40PM +0200, Danilo Krummrich wrote:
> On 7/17/26 1:14 PM, Markus Probst wrote:
> > On Fri, 2026-07-17 at 12:55 +0200, Greg Kroah-Hartman wrote:
> >> On Wed, Jul 15, 2026 at 09:00:14PM +0000, Markus Probst wrote:
> >>> This patch series adds the serdev device bus rust abstraction into the
> >>> kernel.
> >>>
> >>> This abstraction will be used by a driver,
> >>> which targets the MCU devices in Synology devices.
> >>>
> >>> Kari Argillander also messaged me, stating that he wants to write a
> >>> watchdog driver with this abstraction (needing initial device data).
> >>>
> >>> This series depends on [1].
> >>>
> >>> [1] https://lore.kernel.org/rust-for-linux/20260530132736.3298549-1-dakr@xxxxxxxxxx/
> >>>
> >>> Signed-off-by: Markus Probst <markus.probst@xxxxxxxxx>
> >>
> >> Given there are no objections, I'll go queue this up now, thanks.
> > Thanks for merging, but I haven't seen the dependency
> >
> > https://lore.kernel.org/rust-for-linux/20260530132736.3298549-1-dakr@xxxxxxxxxx/
> >
> > getting picked yet (its at least not in linux-next), so it might not
> > even compile. Not sure whats holding the patch back though.
> (Ah, saw this just after I replied to the other thread.)
>
> Nothing is holding them back other than requiring a user (which is your work),
> so I did not pick them up.
>
> Also note that tty and driver-core are different trees, so picking it up in
> driver-core would not have helped tty.

Should I drop this from the tty tree and take it through driver-core
instead? If so, no problem for me, just let me know.

thanks,

greg k-h