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Message-ID: <20241106094256.GI4507@kernel.org>
Date: Wed, 6 Nov 2024 09:42:56 +0000
From: Simon Horman <horms@...nel.org>
To: Nícolas F. R. A. Prado <nfraprado@...labora.com>
Cc: Alexandre Torgue <alexandre.torgue@...s.st.com>,
Jose Abreu <joabreu@...opsys.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>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Qiang Ma <maqianga@...ontech.com>, kernel@...labora.com,
netdev@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Subject: Re: [PATCH] net: stmmac: Fix unbalanced IRQ wake disable warning on
single irq case
On Fri, Nov 01, 2024 at 05:17:29PM -0400, Nícolas F. R. A. Prado wrote:
> Commit a23aa0404218 ("net: stmmac: ethtool: Fixed calltrace caused by
> unbalanced disable_irq_wake calls") introduced checks to prevent
> unbalanced enable and disable IRQ wake calls. However it only
> initialized the auxiliary variable on one of the paths,
> stmmac_request_irq_multi_msi(), missing the other,
> stmmac_request_irq_single().
>
> Add the same initialization on stmmac_request_irq_single() to prevent
> "Unbalanced IRQ <x> wake disable" warnings from being printed the first
> time disable_irq_wake() is called on platforms that run on that code
> path.
>
> Fixes: a23aa0404218 ("net: stmmac: ethtool: Fixed calltrace caused by unbalanced disable_irq_wake calls")
> Signed-off-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
Reviewed-by: Simon Horman <horms@...nel.org>
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