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From: David Miller <davem@davemloft.net>
To: joonwpark81@gmail.com
Cc: auke-jan.h.kok@intel.com, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, jesse.brandeburg@intel.com,
	jgarzik@pobox.com, shemminger@linux-foundation.org
Subject: Re: [PATCH 1/7] : e1000 Fix possible causing oops of net_rx_action
Date: Thu, 13 Dec 2007 05:33:54 -0800 (PST)	[thread overview]
Message-ID: <20071213.053354.82143565.davem@davemloft.net> (raw)
In-Reply-To: <000701c83d71$95536b10$9c94fea9@jason>

From: "Joonwoo Park" <joonwpark81@gmail.com>
Date: Thu, 13 Dec 2007 19:18:56 +0900

> Just blowing netif_running up is not best solution I think, it makes
> ifconfig down hang at least for e1000.

It hangs because the packet receive rate is so high that NAPI
poll never exits.

I think we need a cheap solution to something so obscure and
almost not worth explicitly even coding for.  Really, if you
setup silly situations like that, you get what you asked for.

  reply	other threads:[~2007-12-13 13:33 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-13 10:18 [PATCH 1/7] : e1000 Fix possible causing oops of net_rx_action Joonwoo Park
2007-12-13 13:33 ` David Miller [this message]
2007-12-14  2:41   ` Joonwoo Park
  -- strict thread matches above, loose matches on Subject: below --
2007-12-12  4:01 Joonwoo Park

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