netdev - RE: [PATCH 1/1] ixgbe: get link speed as a slave nic unrelated with link up

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Date:	Mon, 1 Feb 2016 15:55:18 +0000
From:	"Tantilov, Emil S" <emil.s.tantilov@...el.com>
To:	"zyjzyj2000@...il.com" <zyjzyj2000@...il.com>,
	"Schmitt, Phillip J" <phillip.j.schmitt@...el.com>,
	"Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"e1000-devel@...ts.sourceforge.net" 
	<e1000-devel@...ts.sourceforge.net>,
	"Shteinbock, Boris (Wind River)" <boris.shteinbock@...driver.com>
Subject: RE: [PATCH 1/1] ixgbe: get link speed as a slave nic unrelated with
 link up

>-----Original Message-----
>From: zyjzyj2000@...il.com [mailto:zyjzyj2000@...il.com]
>Sent: Sunday, January 31, 2016 11:28 PM
>To: zyjzyj2000@...il.com; Tantilov, Emil S; Schmitt, Phillip J; Kirsher,
>Jeffrey T; netdev@...r.kernel.org; e1000-devel@...ts.sourceforge.net;
>Shteinbock, Boris (Wind River)
>Subject: [PATCH 1/1] ixgbe: get link speed as a slave nic unrelated with
>link up
>
>From: Zhu Yanjun <zyjzyj2000@...il.com>
>
>The commit 0e4d422f5f72 ("ixgbe: do not call check_link for ethtool
>in ixgbe_get_settings()") decreases the bonding failures. But the
>following time slice still results in a bonding failure.
>
>bonding                ixgbe
>  |                     |
>  |                    carrier_on
>  |                     |
>  |    <----------------|
> link_up                |
>  |                     |
>  |                    carrier_off
>  |                     |
> get_link_speed ------->|
>  |                     |

The driver does not set carrier_off unless the link is actually down.

Did you actually test this patch?

Thanks,
Emil