Re: [PATCH net-next] net: dsa: mv88e6xxx: avoid some redundant vtu load/purge operations

From: Andrew Lunn
Date: Tue Jul 23 2019 - 09:40:47 EST


On Mon, Jul 22, 2019 at 11:37:26PM +0000, Rasmus Villemoes wrote:
> We have an ERPS (Ethernet Ring Protection Switching) setup involving
> mv88e6250 switches which we're in the process of switching to a BSP
> based on the mainline driver. Breaking any link in the ring works as
> expected, with the ring reconfiguring itself quickly and traffic
> continuing with almost no noticable drops. However, when plugging back
> the cable, we see 5+ second stalls.

Hi Rasmus

I would prefer Vivien reviews this patch. But he is away at the
moment. Are you O.K. to wait a few days?

Andrew