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From: Rob Herring <robh@kernel.org>
To: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Frank Rowand <frowand.list@gmail.com>,
	Peng Fan <peng.fan@nxp.com>,
	devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org
Subject: Re: [PATCH] of: unittest: Run overlay apply/revert sequence three times
Date: Tue, 22 Aug 2023 10:32:30 -0500	[thread overview]
Message-ID: <20230822153230.GA219888-robh@kernel.org> (raw)
In-Reply-To: <a9fb4eb560c58d11a7f167bc78a137b46e76cf15.1692699743.git.geert+renesas@glider.be>

On Tue, Aug 22, 2023 at 12:22:34PM +0200, Geert Uytterhoeven wrote:
> Run the test for the overlay apply/revert sequence three times, to
> test if there are unbalanced of_node_put() calls causing reference
> counts to become negative.
> 
> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
> ---
> This is a reproducer for the issue fixed by commit 7882541ca06d51a6
> ("of/platform: increase refcount of fwnode") in dt/linus.

Is this necessary? There were WARN backtraces without that fix.

Rob

  reply	other threads:[~2023-08-22 15:32 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-22 10:22 [PATCH] of: unittest: Run overlay apply/revert sequence three times Geert Uytterhoeven
2023-08-22 15:32 ` Rob Herring [this message]
2023-08-22 17:52   ` Geert Uytterhoeven
2023-08-22 17:59     ` Rob Herring
2023-08-22 19:21       ` Rob Herring
2023-08-23  7:41         ` Geert Uytterhoeven
2023-08-23 13:26           ` Rob Herring
     [not found] <a9fb4eb560c58d11a7f167bc78a137b46e76cf15.1692699743.git.geert%2Brenesas@glider.be>
2023-08-29  4:37 ` kernel test robot

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