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Date:   Tue, 8 Sep 2020 11:34:26 -0700
From:   Jakub Kicinski <>
To:     Björn Töpel <>
Cc:     Jesper Dangaard Brouer <>,
        Björn Töpel 
        <>, Eric Dumazet <>,,,,,,,,
Subject: Re: [PATCH bpf-next 0/6] xsk: exit NAPI loop when AF_XDP Rx ring is

On Tue, 8 Sep 2020 20:28:14 +0200 Björn Töpel wrote:
> On 2020-09-08 19:24, Jakub Kicinski wrote:
> >> I'll start playing around a bit, but again, I think this simple series
> >> should go in just to make AF_XDP single core usable*today*.  
> > No objection from me.  
> Thanks Jakub, but as you (probably) noticed in the other thread Maxim 
> had some valid concerns. Let's drop this for now, and I'll get back 
> after some experimentation/hacking.

Yeah, I sort of assumed you got the wake-up problem down :S

If it gets complicated it may not be worth pursuing this optimization.

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