Re: [PATCH] net: fec: only clear a queue's work bit if the queue was emptied

From: Uwe Kleine-König Date: Tue, 3 May 2016 16:38:53 +0200 > In the receive path a queue's work bit was cleared unconditionally even > if fec_enet_rx_queue only read out a part of the available packets from > the hardware. This resulted in not reading any packets in the next napi > turn and so

RE: [PATCH] net: fec: only clear a queue's work bit if the queue was emptied

From: Uwe Kleine-König Sent: Tuesday, May 03, 2016 10:39 PM > To: Fugang Duan ; David S . Miller > > Cc: ker...@pengutronix.de; netdev@vger.kernel.org > Subject: [PATCH] net: fec: only clear a queue's work bit if the queue was > emptied > > In the receive path a qu

[PATCH] net: fec: only clear a queue's work bit if the queue was emptied

In the receive path a queue's work bit was cleared unconditionally even if fec_enet_rx_queue only read out a part of the available packets from the hardware. This resulted in not reading any packets in the next napi turn and so packets were delayed or lost. The obvious fix is to only clear a queue

Re: [PATCH] net: fec: only clear a queue's work bit if the queue was emptied

Am Dienstag, den 03.05.2016, 16:38 +0200 schrieb Uwe Kleine-König: > In the receive path a queue's work bit was cleared unconditionally even > if fec_enet_rx_queue only read out a part of the available packets from > the hardware. This resulted in not reading any packets in the next napi > turn and