Re: coherent em(4) descriptor rings (to be able to run on my arm64 machine)

2020-04-26 Thread Mark Kettenis
> Date: Sun, 26 Apr 2020 18:03:20 +0200 > From: Patrick Wildt > > Hi, > > I have a HummingBoard Pulse, which is an NXP i.MX8MQ based board > featuring two ethernets, with the second ethernet being an em(4) on > a PCIe controller. > > I had trouble getting it to work, but realized that the issue

coherent em(4) descriptor rings (to be able to run on my arm64 machine)

2020-04-26 Thread Patrick Wildt
Hi, I have a HummingBoard Pulse, which is an NXP i.MX8MQ based board featuring two ethernets, with the second ethernet being an em(4) on a PCIe controller. I had trouble getting it to work, but realized that the issue is the descriptor ring coherency. I looked into the code, tried to find if the