netdev - Re: [PATCH rdma-next 2/3] IB/mlx5: Create UMR QP just before first reg

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Date: Fri, 7 Jun 2024 14:30:03 -0300
From: Jason Gunthorpe <jgg@...dia.com>
To: Leon Romanovsky <leon@...nel.org>
Cc: Jianbo Liu <jianbol@...dia.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, linux-rdma@...r.kernel.org,
	netdev@...r.kernel.org, Paolo Abeni <pabeni@...hat.com>,
	Saeed Mahameed <saeedm@...dia.com>,
	Tariq Toukan <tariqt@...dia.com>
Subject: Re: [PATCH rdma-next 2/3] IB/mlx5: Create UMR QP just before first
 reg_mr occurs

On Mon, Jun 03, 2024 at 01:26:38PM +0300, Leon Romanovsky wrote:
> From: Jianbo Liu <jianbol@...dia.com>
> 
> UMR QP is not used in some cases, so move QP and its CQ creations from
> driver load flow to the time first reg_mr occurs, that is when MR
> interfaces are first called.

We use UMR for kernel MRs too, don't we?

Jason