netdev - Re: [PATCH net-next V2 1/7] net/mlx5e: Enhance function structures for self loopback prevention application

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Message-ID: <aQi0shozCDYfK1X2@horms.kernel.org>
Date: Mon, 3 Nov 2025 13:57:06 +0000
From: Simon Horman <horms@...nel.org>
To: Tariq Toukan <tariqt@...dia.com>
Cc: Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Saeed Mahameed <saeedm@...dia.com>,
	Leon Romanovsky <leon@...nel.org>, Mark Bloch <mbloch@...dia.com>,
	netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
	linux-kernel@...r.kernel.org, Gal Pressman <gal@...dia.com>,
	Carolina Jubran <cjubran@...dia.com>
Subject: Re: [PATCH net-next V2 1/7] net/mlx5e: Enhance function structures
 for self loopback prevention application

On Thu, Oct 30, 2025 at 03:32:33PM +0200, Tariq Toukan wrote:
> The re-application of self loopback prevention attributes in TIRs is
> necessary in old firmwares (where tis_tir_td_order cap is cleared) after
> recreation of SQs.
> 
> However, this is not needed in new firmware with tis_tir_td_order=1.
> 
> As a preparation patch, enhance the function structures to differentiate
> between an explicit loopback prevention configuration apply, and the
> re-apply operation required by old firmware.
> 
> Loopback selftests should now call mlx5e_modify_tirs_lb() directly, as
> their use case is not related to the firmware limitation.
> 
> Signed-off-by: Tariq Toukan <tariqt@...dia.com>
> Reviewed-by: Carolina Jubran <cjubran@...dia.com>

Reviewed-by: Simon Horman <horms@...nel.org>