This patch is still good on 5.4 and 5.5, and the following network lag was solved by separating the USB and NIC smp_affinity_list. On Tue, Dec 10, 2019, 7:45 PM Tim <elatllat@xxxxxxxxx> wrote: > > Just writing to say; > this patch is still performing well on 5.5.0-rc1, and > there is no speed improvement by adding DWC3_GUCTL_NAK_PER_ENH_HS BIT(17) > I get up to 3890 ms second lag with "ping -s 5120 $IP" when > copying between USB HDDs either way, but at least this patch stops the > crashing.