Re: [PATCH net v3] lan743x: fix rx_napi_poll/interrupt ping-pong

2020-12-15 Thread Sven Van Asbroeck
Hi Jakub, On Fri, Dec 11, 2020 at 9:38 AM Sven Van Asbroeck wrote: > > From: Sven Van Asbroeck > > Even if there is more rx data waiting on the chip, the rx napi poll fn > will never run more than once - it will always read a few buffers, then > bail out and re-arm interrupts. Which results in p

[PATCH net v3] lan743x: fix rx_napi_poll/interrupt ping-pong

2020-12-11 Thread Sven Van Asbroeck
From: Sven Van Asbroeck Even if there is more rx data waiting on the chip, the rx napi poll fn will never run more than once - it will always read a few buffers, then bail out and re-arm interrupts. Which results in ping-pong between napi and interrupt. This defeats the purpose of napi, and is b