netdev - Re: [PATCH net] bnx2: Fix shutdown sequence

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Message-Id: <20140309.190247.1719926927651537275.davem@davemloft.net>
Date:	Sun, 09 Mar 2014 19:02:47 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	mchan@...adcom.com
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net] bnx2: Fix shutdown sequence

From: Michael Chan <mchan@...adcom.com>
Date: Sun, 9 Mar 2014 15:45:32 -0800

> The pci shutdown handler added in:
> 
>     bnx2: Add pci shutdown handler
>     commit 25bfb1dd4ba3b2d9a49ce9d9b0cd7be1840e15ed
> 
> created a shutdown down sequence without chip reset if the device was
> never brought up.  This can cause the firmware to shutdown the PHY
> prematurely and cause MMIO read cycles to be unresponsive.  On some
> systems, it may generate NMI in the bnx2's pci shutdown handler.
> 
> The fix is to tell the firmware not to shutdown the PHY if there was
> no prior chip reset.
> 
> Signed-off-by: Michael Chan <mchan@...adcom.com>
> ---
> Please consider adding this to -stable.

Applied and queued up for -stable, thanks Michael.
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