linux-kernel - Re: linux-next: build failure after merge of the gpio-brgl tree

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Message-ID: <CACMJSeuCF1wLMwGE9sFjnWMfb3CNmbtWn+6NY7DLV=-Fs7qr_g@mail.gmail.com>
Date: Mon, 26 Feb 2024 20:07:46 +0100
From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
To: Stephen Rothwell <sfr@...b.auug.org.au>
Cc: Bartosz Golaszewski <brgl@...ev.pl>, Andy Shevchenko <andy.shevchenko@...il.com>, 
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, 
	Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the gpio-brgl tree

On Sun, 25 Feb 2024 at 02:58, Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> Hi Bartosz,
>
> On Fri, 23 Feb 2024 08:51:10 +0100 Bartosz Golaszewski <bartosz.golaszewski@...aro.org> wrote:
> >
> > On Fri, 23 Feb 2024 at 04:33, Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> > >
> > > After merging the gpio-brgl tree, today's linux-next build (x86_64
> > > allmodconfig) failed like this:
> > >
> > > x86_64-linux-gnu-ld: vmlinux.o: in function `bgpio_write64':
> > > gpio-mmio.c:(.text+0x1489427): undefined reference to `iowrite64'
> > > x86_64-linux-gnu-ld: vmlinux.o: in function `bgpio_read64':
> > > gpio-mmio.c:(.text+0x14894a0): undefined reference to `ioread64'
> > > x86_64-linux-gnu-ld: vmlinux.o: in function `bgpio_write64be':
> > > gpio-mmio.c:(.text+0x1489527): undefined reference to `iowrite64be'
> > > x86_64-linux-gnu-ld: vmlinux.o: in function `bgpio_read64be':
> > > gpio-mmio.c:(.text+0x14895a0): undefined reference to `ioread64be'
> > >
> > > Caused by commit
> > >
> > >   36e44186e0ba ("gpio: mmio: Support 64-bit BE access")
> >
> > I'm not seeing this issue with allmodconfig on x86_64, could you give
> > me some more information on the build environment?
>
> These builds are cross builds using Debian's cross compilers on a ppc64le host.
>
> $ x86_64-linux-gnu-gcc --version
> x86_64-linux-gnu-gcc (Debian 13.2.0-7) 13.2.0
> $ x86_64-linux-gnu-ld --version
> GNU ld (GNU Binutils for Debian) 2.41
>
> --
> Cheers,
> Stephen Rothwell

I dropped the offending commit from my for-next branch. Let's revisit
it after the upcoming merge window.

Bart