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From: David Miller <davem@davemloft.net>
To: ogerlitz@mellanox.com
Cc: netdev@vger.kernel.org, roland@kernel.org, amirv@mellanox.com,
	talal@mellanox.com
Subject: Re: [PATCH 00/10] Add HA and LAG support to mlx4 RoCE and SRIOV services
Date: Wed, 04 Feb 2015 16:14:50 -0800 (PST)	[thread overview]
Message-ID: <20150204.161450.1399793400707389786.davem@davemloft.net> (raw)
In-Reply-To: <1422974919-28084-1-git-send-email-ogerlitz@mellanox.com>

From: Or Gerlitz <ogerlitz@mellanox.com>
Date: Tue,  3 Feb 2015 16:48:28 +0200

> This series takes advanges of bonding mlx4 Ethernet devices to support 
> a model of High-Availability and Link Aggregation for more environments.
> 
> The mlx4 driver reacts on netdev events generated by bonding when
> slave state changes happen by programming a HW V2P (Virt-to-Phys) 
> port table. Bonding was extended to expose these state changes 
> through netdev events. 
> 
> When an mlx4 interface such as the mlx4 IB/RoCE driver is subject to 
> this policy, QPs are created over virtual ports which are mapped 
> to one of the two physical ports. When a failure happens, the 
> re-programming of the V2P table allows traffic to keep flowing. 
> 
> The mlx4 Ethernet driver interfaces are not subject to this
> policy and act as usual.
> 
> A 2nd use-case for this model would be to add HA and Link Aggregation
> support to single ported mlx4 Ethernet VFs. In this case, the PF Ethernet
> intrfaces are bonded, all the VFs see single port devices (which is
> supported already today), and VF QPs are subject to V2P. 

Series applied, thanks.

      parent reply	other threads:[~2015-02-05  0:14 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-03 14:48 [PATCH 00/10] Add HA and LAG support to mlx4 RoCE and SRIOV services Or Gerlitz
2015-02-03 14:48 ` [PATCH net-next 01/10] net/core: Add event for a change in slave state Or Gerlitz
2015-02-03 14:48 ` [PATCH net-next 02/10] net/bonding: Move slave state changes to a helper function Or Gerlitz
2015-02-03 14:48 ` [PATCH net-next 03/10] net/bonding: Notify state change on slaves Or Gerlitz
2015-02-03 16:09   ` Nikolay Aleksandrov
2015-02-03 17:17     ` Moni Shoua
2015-02-03 14:48 ` [PATCH net-next 04/10] net/mlx4_core: Port aggregation low level interface Or Gerlitz
2015-02-03 14:48 ` [PATCH net-next 05/10] net/mlx4_core: Port aggregation upper layer interface Or Gerlitz
2015-02-03 14:48 ` [PATCH net-next 06/10] net/mlx4_en: Port aggregation configuration Or Gerlitz
2015-02-03 14:48 ` [PATCH 07/10] IB/mlx4: reuse mlx4_mac_to_u64() Or Gerlitz
2015-02-03 14:48 ` [PATCH net-next 07/10] IB/mlx4: Reuse mlx4_mac_to_u64() Or Gerlitz
2015-02-03 14:48 ` [PATCH net-next 08/10] IB/mlx4: Add port aggregation support Or Gerlitz
2015-02-03 14:48 ` [PATCH net-next 09/10] IB/mlx4: Create mirror flows in port aggregation mode Or Gerlitz
2015-02-03 14:48 ` [PATCH net-next 10/10] IB/mlx4: Load balance ports " Or Gerlitz
2015-02-03 14:59 ` [PATCH 00/10] Add HA and LAG support to mlx4 RoCE and SRIOV services Or Gerlitz
2015-02-05  0:14 ` David Miller [this message]

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