Re: [PATCH v1 net] lan743x: fix return value for lan743x_tx_napi_poll
From: Andrew Lunn <andrew@lunn.ch>
Date: 2018-11-21 06:01:42
On Tue, Nov 20, 2018 at 01:26:43PM -0500, Bryan Whitehead wrote:
It has been noticed that under stress the lan743x driver will sometimes hang or cause a kernel panic. It has been noticed that returning '0' instead of 'weight' fixes this issue. fixes: rare kernel panic under heavy traffic load. Signed-off-by: Bryan Whitehead <Bryan.Whitehead@microchip.com>
Hi Bryan
This sounds like a band aid over something which is broken, not a real
fix.
Can you show us the stack trace from the panic?
Andrew