linux-kernel - Re: [PATCH] dmaengine: rcar-dmac: Fix PM usage counter imbalance

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Message-ID: <fe2f98f8-deda-429e-baa2-8ad4560e36e5@web.de>
Date: Sat, 12 Jul 2025 18:55:26 +0200
From: Markus Elfring <Markus.Elfring@....de>
To: Zhang Shurong <zhang_shurong@...mail.com>, dmaengine@...r.kernel.org,
 linux-renesas-soc@...r.kernel.org
Cc: LKML <linux-kernel@...r.kernel.org>,
 Geert Uytterhoeven <geert+renesas@...der.be>,
 Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
 Magnus Damm <magnus.damm@...il.com>, Robin Murphy <robin.murphy@....com>,
 Ulf Hansson <ulf.hansson@...aro.org>,
 Uwe Kleine-König <u.kleine-koenig@...libre.com>,
 Vinod Koul <vkoul@...nel.org>
Subject: Re: [PATCH] dmaengine: rcar-dmac: Fix PM usage counter imbalance

…
> result in reference leak here. We fix it by replacing
> it with pm_runtime_resume_and_get to keep usage counter
> balanced.

You may occasionally put more than 55 characters into text lines
of such a change description.

See also:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.16-rc5#n94

Regards,
Markus