Re: [PATCH 1/2] net: ethernet: sxgbe: remove private tx queue lock

From: Francois Romieu
Date: Thu Dec 08 2016 - 18:19:59 EST


Lino Sanfilippo <LinoSanfilippo@xxxxxx> :
[...]
> OTOH Pavel said that he actually could produce a deadlock. Now I wonder if
> this is caused by that locking scheme (in a way I have not figured out yet)
> or if it is a different issue.

stmmac_tx_err races with stmmac_xmit.

--
Ueimor