[PATCH 3/6] net: thunderx: Increase transmit queue length

[Eric Dumazet]

On Tue, 2015-12-01 at 17:40 +0300, Pavel Fedin wrote:
>  Hello!
> 
>  This one breaks networking on my machine:
> --- cut ---
> swiotlb: coherent allocation failed for device 0002:01:08.4 size=4198400
> CPU: 2 PID: 3655 Comm: NetworkManager Tainted: G        W  O    4.2.6+ #201
> Hardware name: Cavium ThunderX CN88XX

Are you sure 4.2.6 kernel is suitable for backporting this patch aimed
for linux-4.5 ?