netdev - Re: [net-next PATCH 0/3] Dynamically allocate BPIDs

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Message-ID: <20240125181646.522e6d35@kernel.org>
Date: Thu, 25 Jan 2024 18:16:46 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Geetha sowjanya <gakula@...vell.com>
Cc: <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
 <davem@...emloft.net>, <pabeni@...hat.com>, <edumazet@...gle.com>,
 <sgoutham@...vell.com>, <sbhatta@...vell.com>, <hkelam@...vell.com>
Subject: Re: [net-next PATCH 0/3] Dynamically allocate BPIDs

On Wed, 24 Jan 2024 11:20:11 +0530 Geetha sowjanya wrote:
> Current hw support 512 backpressure(BP) Ids. These BPIDs are
> statically reserved among 4 interface types based on number
> of channels supported. Latest HW support configuring
> multiple BPIDs per channel. To support this feature, the
> patch set creates BPIDs free pool from the BPIDs reserved for
> LBK channel as, LBK uses single BPIDs across multiple channels
> and on request it dynamically allocates N number of bpids
> from the free pool. This patch also reworks the LBK device id
> checks.

I looked at this for 20 min, I don't understand how this fits together.
Please improve the commit messages to also explain the functionality
and how user interacts with the features.