netdev - Re: [PATCH] net: fix NOHZ: local_softirq

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Message-ID: <20090930184722.GD6364@tuxdriver.com>
Date:	Wed, 30 Sep 2009 14:47:22 -0400
From:	"John W. Linville" <linville@...driver.com>
To:	Oliver Hartkopp <oliver@...tkopp.net>
Cc:	David Miller <davem@...emloft.net>,
	Johannes Berg <johannes@...solutions.net>,
	Michael Buesch <mb@...sch.de>, Kalle Valo <kalle.valo@....fi>,
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH] net: fix NOHZ: local_softirq_pending 08

On Wed, Sep 30, 2009 at 08:18:25PM +0200, Oliver Hartkopp wrote:
> Socket buffers that are generated and received inside softirqs or from process
> context must not use netif_rx() that's intended to be used from irq context only.
> 
> This patch introduces a new helper function netif_rx_ti(skb) that tests for
> in_interrupt() before invoking netif_rx() or netif_rx_ni().
> 
> It fixes the ratelimited kernel warning
> 
>         NOHZ: local_softirq_pending 08
> 
> in the mac80211 and can subsystems.
> 
> Signed-off-by: Oliver Hartkopp <oliver@...tkopp.net>

http://bugzilla.kernel.org/show_bug.cgi?id=14278

Acked-by: John W. Linville <linville@...driver.com>

-- 
John W. Linville		Someday the world will need a hero, and you
linville@...driver.com			might be all we have.  Be ready.
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