Re: [PATCH net v3] net: thunderx: workaround BGX TX Underflow issue

From: David Miller
Date: Thu Feb 20 2020 - 18:49:49 EST


From: Robert Jones <rjones@xxxxxxxxxxxxx>
Date: Wed, 19 Feb 2020 15:19:36 -0800

> From: Tim Harvey <tharvey@xxxxxxxxxxxxx>
>
> While it is not yet understood why a TX underflow can easily occur
> for SGMII interfaces resulting in a TX wedge. It has been found that
> disabling/re-enabling the LMAC resolves the issue.
>
> Signed-off-by: Tim Harvey <tharvey@xxxxxxxxxxxxx>
> Reviewed-by: Robert Jones <rjones@xxxxxxxxxxxxx>

Applied.