linux-kernel - Re: [PATCH] acpi: EINJ: mark remove callback as non-_

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Date: Tue, 26 Mar 2024 12:18:33 +0100
From: "Rafael J. Wysocki" <rafael@...nel.org>
To: Dan Williams <dan.j.williams@...el.com>, Arnd Bergmann <arnd@...nel.org>
Cc: Jonathan Cameron <Jonathan.Cameron@...wei.com>, Ben Cheatham <Benjamin.Cheatham@....com>, 
	Arnd Bergmann <arnd@...db.de>, Len Brown <lenb@...nel.org>, James Morse <james.morse@....com>, 
	Tony Luck <tony.luck@...el.com>, Borislav Petkov <bp@...en8.de>, Avadhut Naik <Avadhut.Naik@....com>, 
	Shuai Xue <xueshuai@...ux.alibaba.com>, linux-acpi@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] acpi: EINJ: mark remove callback as non-__exit

On Wed, Mar 20, 2024 at 9:00 PM Rafael J. Wysocki <rafael@...nel.org> wrote:
>
> On Wed, Mar 20, 2024 at 8:58 PM Dan Williams <dan.j.williams@...el.com> wrote:
> >
> > Arnd Bergmann wrote:
> > > From: Arnd Bergmann <arnd@...db.de>
> > >
> > > The remove callback of a device is called whenever it is unbound,
> > > which may happen during runtime e.g. through sysfs, so this is not
> > > allowed to be dropped from the binary:
> > >
> > > WARNING: modpost: vmlinux: section mismatch in reference: einj_driver+0x8 (section: .data) -> einj_remove (section: .exit.text)
> > > ERROR: modpost: Section mismatches detected.
> > >
> > > Remove that annotation.
> >
> > Looks good, not sure why the build robots missed this while this was
> > sitting in -next. Yes, this was a side effect of reusing the former
> > einj_exit() as the device remove callback.
> >
> > Reviewed-by: Dan Williams <dan.j.williams@...el.com>
> >
> > Rafael, can you pick this up?
>
> I will, thanks!

Applied now, thanks!