Re: [PATCH printk v5 09/30] serial: core: Introduce wrapper to set @uart_port->cons

From: Théo Lebrun
Date: Fri May 03 2024 - 04:09:25 EST


Hello,

On Thu May 2, 2024 at 11:38 PM CEST, John Ogness wrote:
> Introduce uart_port_set_cons() as a wrapper to set @cons of a
> uart_port. The wrapper sets @cons under the port lock in order
> to prevent @cons from disappearing while another context is
> holding the port lock. This is necessary for a follow-up
> commit relating to the port lock wrappers, which rely on @cons
> not changing between lock and unlock.
>
> Signed-off-by: John Ogness <john.ogness@xxxxxxxxxxxxx>

Tested series on Mobileye EyeQ5, a MIPS64 platform that uses PL011.

Tested-by: Théo Lebrun <theo.lebrun@xxxxxxxxxxx> # EyeQ5, AMBA-PL011

Thanks,

--
Théo Lebrun, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com