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From: Olivier Matz <olivier.matz@6wind.com>
To: dev@dpdk.org, helin.zhang@intel.com, konstantin.ananyev@intel.com
Cc: Guo Fengtian <fengtian.guo@6wind.com>,
	stable@dpdk.org, David Marchand <david.marchand@6wind.com>
Subject: Re: [PATCH] net/ixgbevf: reset hardware when stopping port
Date: Mon, 6 Feb 2017 14:58:57 +0100	[thread overview]
Message-ID: <20170206145857.34cc54da@platinum> (raw)
In-Reply-To: <1484153524-19337-1-git-send-email-olivier.matz@6wind.com>

Hi,

On Wed, 11 Jan 2017 17:52:04 +0100, Olivier Matz
<olivier.matz@6wind.com> wrote:
> From: Guo Fengtian <fengtian.guo@6wind.com>
> 
> When PF triggers a reset, VF port must acknowledge it by calling
> ixgbe_reset_hw().
> 
> Before this patch, the port link status, speed and duplex are invalid
> (all set to 0).
> 
> The patch move the call to ixgbe_reset_hw() from ixgbevf_dev_close()
> to ixgbevf_dev_stop(), so that after a port restart on the VM, the
> link status is properly marked down, with correct speed and duplex.
> 
> Fixes: f0160874c041 ("ixgbe: various updates")
> 
> CC: stable@dpdk.org
> Signed-off-by: Guo Fengtian <fengtian.guo@6wind.com>
> Signed-off-by: David Marchand <david.marchand@6wind.com>
> Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
> ---
> 
> Hi,
> 
> The use case for this problem was described some time ago, see:
> http://dpdk.org/ml/archives/dev/2015-December/030067.html
> 
> It is also part of 2.2 release note:
> http://dpdk.org/browse/dpdk/tree/doc/guides/rel_notes/release_2_2.rst#n471
> 
> Regards,
> Olivier

Ping


Thanks,
Olivier

  reply	other threads:[~2017-02-06 13:59 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-11 16:52 [PATCH] net/ixgbevf: reset hardware when stopping port Olivier Matz
2017-02-06 13:58 ` Olivier Matz [this message]
2017-02-24  5:21 ` Lu, Wenzhuo
2017-02-24  8:47   ` [PATCH] net/ixgbevf: reset hardware when stoppingport fengtian Guo
2017-02-24  8:54     ` Lu, Wenzhuo
2017-02-24 10:15       ` [PATCH] net/ixgbevf: reset hardware whenstoppingport fengtian Guo
2017-02-24 10:42         ` Olivier Matz
2017-02-27 14:21           ` Olivier Matz

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