linux-kernel - Re: [patch] revert: [NET]: Fix races in net_rx

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Message-ID: <20070718124141.GA31215@elte.hu>
Date:	Wed, 18 Jul 2007 14:41:41 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Olaf Kirch <olaf.kirch@...cle.com>
Cc:	Jarek Poplawski <jarkao2@...pl>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, davem@...emloft.net
Subject: Re: [patch] revert: [NET]: Fix races in net_rx_action vs netpoll


* Olaf Kirch <olaf.kirch@...cle.com> wrote:

> On Tuesday 17 July 2007 20:56, Ingo Molnar wrote:
> > i logged these not via netconsole but via logging on over the console 
> > and using dmesg, so it should include everything. in the 100hz case the 
> > following seems to show the anomaly:
> > 
> >   NETDEV WATCHDOG: eth0: transmit timed out
> 
> So, it seems as if for some reason, dev->poll isn't called frequently 
> enough.
> 
> Here's a debugging patch that tries to locate the problem - can you 
> give it a try, please?

sure, give me a minute.

	Ingo
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