Re: [PATCH net-next v4 05/12] net: ethernet: oa_tc6: implement error interrupts unmasking

Andrew Lunn
2024-04-28T14:59:52Z

> n | name | min | avg | max | rx dropped | samples
> 1 | no mod | 827K | 846K | 891K | 945 | 5
> 2 | no log | 711K | 726K | 744K | 562 | 5
> 3 | less irq | 815K | 833K | 846K | N/A | 5
> 4 | no irq | 914K | 924K | 931K | N/A | 5
> 5 | simple | 857K | 868K | 879K | 615 | 5

That is odd.

Side question: What CONFIG_HZ= do you have? 100, 250, 1000? Try
1000. I've seen problems where the driver wants to sleep for a short
time, but the CONFIG_HZ value limits how short a time it can actually
sleep. It ends up sleeping much longer than it wants.

Andrew