From: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
To: Hanjun Guo <guohanjun@huawei.com>
Cc: Arnd Bergmann <arnd@kernel.org>,
Sudeep Holla <sudeep.holla@arm.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Len Brown <lenb@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
Catalin Marinas <catalin.marinas@arm.com>,
Marc Zyngier <maz@kernel.org>,
linux-acpi@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] acpi: arm64: fix section mismatch warning
Date: Wed, 13 Oct 2021 10:02:54 +0100 [thread overview]
Message-ID: <20211013090254.GA9901@lpieralisi> (raw)
In-Reply-To: <988fa24c-76d2-1c9d-9761-b356efb0576c@huawei.com>
On Tue, Oct 12, 2021 at 03:03:29PM +0800, Hanjun Guo wrote:
> Hi Arnd,
>
> On 2021/9/27 22:19, Arnd Bergmann wrote:
> > From: Arnd Bergmann <arnd@arndb.de>
> >
> > In a gcc-11 randconfig build I came across this warning:
> >
> > WARNING: modpost: vmlinux.o(.text.unlikely+0x2c084): Section mismatch in reference from the function next_platform_timer() to the variable .init.data:acpi_gtdt_desc
> > The function next_platform_timer() references
> > the variable __initdata acpi_gtdt_desc.
> > This is often because next_platform_timer lacks a __initdata
> > annotation or the annotation of acpi_gtdt_desc is wrong.
> >
> > This happens when next_platform_timer() fails to get inlined
> > despite the inline annotation. Adding '__init' solves the issue,
> > and it seems best to remove the 'inline' in the process seems
> > better anyway.
>
> There was a patch to fix this issue as well [1],
> but not merged yet.
>
> [1]: https://lore.kernel.org/linux-acpi/7f29a149-e005-f13f-2cc4-a9eb737107e1@huawei.com/T/
My bad, we did not coordinate well - I noticed your Acked-by but as a
rule we should also CC LAKML and Catalin/Will (if they aren't CCed) on
the reply to make sure they can actually see it.
Lorenzo
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next prev parent reply other threads:[~2021-10-13 11:09 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-27 14:19 [PATCH] acpi: arm64: fix section mismatch warning Arnd Bergmann
2021-10-12 7:03 ` Hanjun Guo
2021-10-12 7:20 ` Arnd Bergmann
2021-10-12 14:16 ` Rafael J. Wysocki
2021-10-12 16:45 ` Catalin Marinas
2021-10-12 16:30 ` Catalin Marinas
2021-10-13 9:02 ` Lorenzo Pieralisi [this message]
2021-10-15 8:53 ` Hanjun Guo
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