netdev - Re: [net Patch v2] octeontx2-pf: QOS: Perform cache sync on send queue teardown

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Message-ID: <20250522195424.GM365796@horms.kernel.org>
Date: Thu, 22 May 2025 20:54:24 +0100
From: Simon Horman <horms@...nel.org>
To: Hariprasad Kelam <hkelam@...vell.com>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Sunil Goutham <sgoutham@...vell.com>,
	Geetha sowjanya <gakula@...vell.com>,
	Subbaraya Sundeep <sbhatta@...vell.com>,
	Bharat Bhushan <bbhushan2@...vell.com>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Jacob Keller <jacob.e.keller@...el.com>
Subject: Re: [net Patch v2] octeontx2-pf: QOS: Perform cache sync on send
 queue teardown

On Thu, May 22, 2025 at 03:17:41PM +0530, Hariprasad Kelam wrote:
> QOS is designed to create a new send queue whenever  a class
> is created, ensuring proper shaping and scheduling. However,
> when multiple send queues are created and deleted in a loop,
> SMMU errors are observed.
> 
> This patch addresses the issue by performing an data cache sync
> during the teardown of QOS send queues.
> 
> Fixes: ab6dddd2a669 ("octeontx2-pf: qos send queues management")
> Signed-off-by: Hariprasad Kelam <hkelam@...vell.com>
> ---
> v2: Push the change to net

Thanks for the update.

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