netdev - Re: [RFC PATCH 2/2] netpoll: Don't poll for received packets

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Message-ID: <1394541863.21721.25.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Tue, 11 Mar 2014 05:44:23 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	xiyou.wangcong@...il.com, mpm@...enic.com, satyam.sharma@...il.com
Subject: Re: [RFC PATCH 2/2] netpoll: Don't poll for received packets

On Tue, 2014-03-11 at 01:45 -0700, Eric W. Biederman wrote:
> When calling drivers napi poll function pass it a budget of 0, to
> request that no rx packets be processed, and warn if any rx packets
> are actually processed.
> 
> Additionally remove the drop_mon tracepoint as nothing interesting
> should be happening in netpoll, and running an arbitrary tracepoint
> in irq context is probably a bad idea.
> 
> Signed-off-by: "Eric W. Biederman" <ebiederm@...ssion.com>
> ---
>  net/core/netpoll.c |   28 +++++++++-------------------
>  1 files changed, 9 insertions(+), 19 deletions(-)

Acked-by: Eric Dumazet <edumazet@...gle.com>


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