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From: "Arnd Bergmann" <arnd@arndb.de>
To: "Sudeep Holla" <sudeep.holla@arm.com>, "Arnd Bergmann" <arnd@kernel.org>
Cc: "Rob Herring" <robh+dt@kernel.org>,
	"Frank Rowand" <frowand.list@gmail.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Yang Yang" <yang.yang29@zte.com>,
	"Geert Uytterhoeven" <geert+renesas@glider.be>,
	"Sebastian Reichel" <sre@kernel.org>,
	"Miquel Raynal" <miquel.raynal@bootlin.com>,
	"Dmitry Baryshkov" <dmitry.baryshkov@linaro.org>,
	"Viresh Kumar" <viresh.kumar@linaro.org>,
	"Benjamin Herrenschmidt" <benh@kernel.crashing.org>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] of: rexport of_find_next_cache_node()
Date: Wed, 11 Oct 2023 16:05:47 +0200	[thread overview]
Message-ID: <dccc0487-f254-4429-a6ab-fed037daae50@app.fastmail.com> (raw)
In-Reply-To: <20231011135905.hveat7viflqluccw@bogus>

On Wed, Oct 11, 2023, at 15:59, Sudeep Holla wrote:
> On Wed, Oct 11, 2023 at 03:14:08PM +0200, Arnd Bergmann wrote:
>> From: Arnd Bergmann <arnd@arndb.de>
>> 
>> This function is now called from a cpufreq driver, but that breaks the
>> build when the caller is in a loadable module, because of a missing
>> export:
>> 
>> ERROR: modpost: "of_find_next_cache_node" [drivers/cpufreq/qcom-cpufreq-nvmem.ko] undefined!
>> 
>> Export this as a GPL-only symbol, like the other related functions in
>> this file.
>> 
>> Fixes: 7683a63c08ff5 ("cpufreq: qcom-nvmem: create L2 cache device")
>> Fixes: a3e31b4588443 ("of: Move definition of of_find_next_cache_node into common code.")
>
> I am bit confused as I see commit a3e31b4588443 didn't drop the export.
> So how is this change fixing that commit ?

My mistake, I was looking for the commit that initially introduced
the function, but didn't notice that this just moved it from powerpc.

I could have used "Fixes: e523f723d69cd ("powerpc: Add
of_find_next_cache_node()")", but it's probably best to just
leave that line out entirely.

    Arnd

  reply	other threads:[~2023-10-11 14:06 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-11 13:14 [PATCH] of: rexport of_find_next_cache_node() Arnd Bergmann
2023-10-11 13:59 ` Sudeep Holla
2023-10-11 14:05   ` Arnd Bergmann [this message]
2023-10-11 14:38     ` Sudeep Holla
2023-10-11 18:22 ` Dmitry Baryshkov

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