From: David Miller <davem@davemloft.net>
To: jeffrey.t.kirsher@intel.com
Cc: netdev@vger.kernel.org, gospo@redhat.com,
mallikarjuna.chilakala@intel.com
Subject: Re: [net-2.6 PATCH] ixgbe: Fix 82599 multispeed fiber link issues due to Tx laser flapping
Date: Thu, 18 Mar 2010 22:14:36 -0700 (PDT) [thread overview]
Message-ID: <20100318.221436.258098279.davem@davemloft.net> (raw)
In-Reply-To: <20100319003422.8981.79416.stgit@localhost.localdomain>
From: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Date: Thu, 18 Mar 2010 17:34:52 -0700
> From: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
>
> Fix 82599 link issues during driver load and unload test using multi-speed
> 10G & 1G fiber modules. When connected back to back sometime 82599 multispeed
> fiber modules would link at 1G speed instead of 10G highest speed, due to a
> race condition in autotry process involving Tx laser flapping. Move autotry
> autoneg-37 tx laser flapping process from multispeed module init setup
> to driver unload. This will alert the link partner to restart its
> autotry process when it tries to establish the link with the link partner
>
> Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Applied.
prev parent reply other threads:[~2010-03-19 5:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-19 0:34 [net-2.6 PATCH] ixgbe: Fix 82599 multispeed fiber link issues due to Tx laser flapping Jeff Kirsher
2010-03-19 5:14 ` David Miller [this message]
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