netdev - Re: "netpoll: re-enable irq in poll_napi()" breaks boot with netconsole

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Date:	Wed, 29 Aug 2012 14:59:47 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	marcin.slusarz@...il.com
Cc:	amwang@...hat.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: "netpoll: re-enable irq in poll_napi()" breaks boot with
 netconsole

From: Marcin Slusarz <marcin.slusarz@...il.com>
Date: Wed, 29 Aug 2012 20:53:29 +0200

> Kernel 3.6-rc3 does not boot for me with netconsole enabled, while 3.6-rc2 did.
> I bisected it to commit 6bdb7fe31046ac50b47e83c35cd6c6b6160a475d "netpoll:
> re-enable irq in poll_napi()" and reverting it on top of current Linus' tree
> restores proper behaviour (disabling netconsole does this too).
> "Not booting" manifests as immediate hang after network card enabling.

Fix is already pending, thanks:

http://patchwork.ozlabs.org/patch/179954/
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