linux-kernel - Re: [PATCH] serial: 8250_omap: Implementation of Errata i2310

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Date: Fri, 14 Jun 2024 08:46:51 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: Udit Kumar <u-kumar1@...com>
Cc: vigneshr@...com, nm@...com, tony@...mide.com, jirislaby@...nel.org,
	u.kleine-koenig@...gutronix.de, ronald.wahl@...itan.com,
	thomas.richard@...tlin.com, tglx@...utronix.de,
	linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH] serial: 8250_omap: Implementation of Errata i2310

On Fri, Jun 14, 2024 at 11:43:14AM +0530, Udit Kumar wrote:
> As per Errata i2310[0], Erroneous timeout can be triggered,
> if this Erroneous interrupt is not cleared then it may leads
> to strom of interrupts, therefore apply Errata i2310 solution.
> 
> [0] https://www.ti.com/lit/pdf/sprz536 page 23
> 
> Signed-off-by: Udit Kumar <u-kumar1@...com>
> ---
>  drivers/tty/serial/8250/8250_omap.c | 25 ++++++++++++++++++++-----
>  1 file changed, 20 insertions(+), 5 deletions(-)

Does this need to go to older/stable kernels?  If so, how far back?

thanks,

greg k-h