From: David Miller <davem@davemloft.net>
To: shangw@linux.vnet.ibm.com
Cc: netdev@vger.kernel.org, weiyang@linux.vnet.ibm.com,
amirv@mellanox.com, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH] net/mlx4: Support shutdown() interface
Date: Wed, 05 Mar 2014 20:45:50 -0500 (EST) [thread overview]
Message-ID: <20140305.204550.930739914330776862.davem@davemloft.net> (raw)
In-Reply-To: <1393918520-3268-1-git-send-email-shangw@linux.vnet.ibm.com>
From: Gavin Shan <shangw@linux.vnet.ibm.com>
Date: Tue, 4 Mar 2014 15:35:20 +0800
> In kexec scenario, we failed to load the mlx4 driver in the
> second kernel because the ownership bit was hold by the first
> kernel without release correctly.
>
> The patch adds shutdown() interface so that the ownership can
> be released correctly in the first kernel. It also helps avoiding
> EEH error happened during boot stage of the second kernel because
> of undesired traffic, which can't be handled by hardware during
> that stage on Power platform.
>
> Signed-off-by: Gavin Shan <shangw@linux.vnet.ibm.com>
> Tested-by: Wei Yang <weiyang@linux.vnet.ibm.com>
Applied.
prev parent reply other threads:[~2014-03-06 1:45 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-04 7:35 [PATCH] net/mlx4: Support shutdown() interface Gavin Shan
2014-03-06 1:45 ` David Miller [this message]
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