linux-kernel - Re: [PATCH 4/4] ARM: pxa: avoid section mismatch warning

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Date:   Tue, 11 Dec 2018 11:10:21 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     Ulf Hansson <ulf.hansson@...aro.org>
Cc:     arm-soc <arm@...nel.org>, Daniel Mack <daniel@...que.org>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Linus Walleij <linus.walleij@...aro.org>,
        grinberg@...pulab.co.il, Miquel Raynal <miquel.raynal@...tlin.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/4] ARM: pxa: avoid section mismatch warning

On Tue, Dec 11, 2018 at 10:40 AM Ulf Hansson <ulf.hansson@...aro.org> wrote:
>
> On Mon, 10 Dec 2018 at 23:00, Arnd Bergmann <arnd@...db.de> wrote:
> >
> > WARNING: vmlinux.o(.text+0x19f90): Section mismatch in reference from the function littleton_init_lcd() to the function .init.text:pxa_set_fb_info()
> > The function littleton_init_lcd() references
> > the function __init pxa_set_fb_info().
> > This is often because littleton_init_lcd lacks a __init
> > annotation or the annotation of pxa_set_fb_info is wrong.
> >
> > WARNING: vmlinux.o(.text+0xf824): Section mismatch in reference from the function zeus_register_ohci() to the function .init.text:pxa_set_ohci_info()
> > The function zeus_register_ohci() references
> > the function __init pxa_set_ohci_info().
> > This is often because zeus_register_ohci lacks a __init
> > annotation or the annotation of pxa_set_ohci_info is wrong.
> >
> > WARNING: vmlinux.o(.text+0xf95c): Section mismatch in reference from the function cm_x300_init_u2d() to the function .init.text:pxa3xx_set_u2d_info()
> > The function cm_x300_init_u2d() references
> > the function __init pxa3xx_set_u2d_info().
> > This is often because cm_x300_init_u2d lacks a __init
> > annotation or the annotation of pxa3xx_set_u2d_info is wrong.
> >
> > Signed-off-by: Arnd Bergmann <arnd@...db.de>
>
> I have queued a bunch of pxa changes via my mmc tree for gpio
> descriptor conversions, by Linus Walleij.
>
> Are those causing this problem? Should I queue this one via mmc tree as well?

Sorry for the lack of description in the changelog. I'm fairly sure that these
are old bugs that only appeared now if you build with CONFIG_NO_AUTO_INLINE,
we should take these through arm-soc, and I should probably add an explanation.

      Arnd