From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric Dumazet <eric.dumazet@gmail.com>
Subject: Re: [PATCH net-next 16/16] sfc: Don't receive packets when the napi
 budget == 0
Date: Sat, 15 Mar 2014 11:54:53 -0700
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Cc: David Miller <davem@davemloft.net>, ebiederm@xmission.com,
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To: Ben Hutchings <ben@decadent.org.uk>
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On Sat, 2014-03-15 at 17:23 +0000, Ben Hutchings wrote:

> The Solarflare hardware provides generic event queues for RX and TX
> completions, link changes, errors, etc.  The driver can't process TX
> completions without going through all the other events mixed in with
> them.
> 

ndo_poll_controller() could process all events, and queue incoming
packets through netif_rx().

Nobody cares about performance in this path.