netdev - Re: [PATCH net-next v2 00/10][pull request] ice: Implement support for SRIOV + LAG

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Message-ID: <ZMOUK+jr0g1aGOr6@corigine.com>
Date: Fri, 28 Jul 2023 12:10:51 +0200
From: Simon Horman <simon.horman@...igine.com>
To: Tony Nguyen <anthony.l.nguyen@...el.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
	edumazet@...gle.com, netdev@...r.kernel.org,
	david.m.ertman@...el.com, daniel.machon@...rochip.com
Subject: Re: [PATCH net-next v2 00/10][pull request] ice: Implement support
 for SRIOV + LAG

On Thu, Jul 27, 2023 at 12:57:50PM -0700, Tony Nguyen wrote:
> Dave Ertman says:
> 
> Implement support for SRIOV VF's on interfaces that are in an
> aggregate interface.
> 
> The first interface added into the aggregate will be flagged as
> the primary interface, and this primary interface will be
> responsible for managing the VF's resources.  VF's created on the
> primary are the only VFs that will be supported on the aggregate.
> Only Active-Backup mode will be supported and only aggregates whose
> primary interface is in switchdev mode will be supported.
> 
> The ice-lag DDP must be loaded to support this feature.
> 
> Additional restrictions on what interfaces can be added to the aggregate
> and still support SRIOV VFs are:
> - interfaces have to all be on the same physical NIC
> - all interfaces have to have the same QoS settings
> - interfaces have to have the FW LLDP agent disabled
> - only the primary interface is to be put into switchdev mode
> - no more than two interfaces in the aggregate
> ---
> v2:
> - Move NULL check for q_ctx in ice_lag_qbuf_recfg() earlier (patch 6)
> 
> v1: https://lore.kernel.org/netdev/20230726182141.3797928-1-anthony.l.nguyen@intel.com/

Thanks.

Reviewed-by: Simon Horman <simon.horman@...igine.com>

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