Thread (9 messages) 9 messages, 4 authors, 2023-08-14

Re: Error 'netif_napi_add_weight() called with weight 256'

From: Jakub Kicinski <kuba@kernel.org>
Date: 2023-08-07 16:37:54
Also in: linux-usb, lkml

On Mon, 7 Aug 2023 09:57:15 +0000 Hayes Wang wrote:
quoted
Perhaps Hayes Wang can comment on this (as the author of 195aae321c82).  
I test our devices on an Embedded system.
We find the throughput is low.
And it is caused by the weight.
Our NAPI function often uses the whole budget.
Finally, we increase the weight, and the throughput is good.
Could it possibly be related to handling of aggregation?
Problem must lay somewhere in USB specifics, since as I said
there are 100Gbps devices running fine with budget of 64.
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