linux-kernel - Re: [PATCH 31/36] powerpc: asm: hvconsole: Move 'hvc_vio_init

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Date:   Thu, 5 Nov 2020 08:39:32 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Michael Ellerman <mpe@...erman.id.au>
Cc:     linux-kernel@...r.kernel.org,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH 31/36] powerpc: asm: hvconsole: Move
 'hvc_vio_init_early's prototype to shared location

On Thu, 05 Nov 2020, Michael Ellerman wrote:

> Lee Jones <lee.jones@...aro.org> writes:
> > Fixes the following W=1 kernel build warning(s):
> >
> >  drivers/tty/hvc/hvc_vio.c:385:13: warning: no previous prototype for ‘hvc_vio_init_early’ [-Wmissing-prototypes]
> >  385 | void __init hvc_vio_init_early(void)
> >  | ^~~~~~~~~~~~~~~~~~
> >
> > Cc: Michael Ellerman <mpe@...erman.id.au>
> > Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> > Cc: Paul Mackerras <paulus@...ba.org>
> > Cc: linuxppc-dev@...ts.ozlabs.org
> > Signed-off-by: Lee Jones <lee.jones@...aro.org>
> > ---
> >  arch/powerpc/include/asm/hvconsole.h     | 3 +++
> >  arch/powerpc/platforms/pseries/pseries.h | 3 ---
> >  arch/powerpc/platforms/pseries/setup.c   | 1 +
> >  3 files changed, 4 insertions(+), 3 deletions(-)
> 
> Acked-by: Michael Ellerman <mpe@...erman.id.au>

Thanks.

> > diff --git a/arch/powerpc/include/asm/hvconsole.h b/arch/powerpc/include/asm/hvconsole.h
> > index 999ed5ac90531..936a1ee1ac786 100644
> > --- a/arch/powerpc/include/asm/hvconsole.h
> > +++ b/arch/powerpc/include/asm/hvconsole.h
> > @@ -24,5 +24,8 @@
> >  extern int hvc_get_chars(uint32_t vtermno, char *buf, int count);
> >  extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count);
> >  
> > +/* Provided by HVC VIO */
> > +extern void hvc_vio_init_early(void);
> 
> extern isn't needed, but don't feel you need to respin just to drop it.

That's fine.  I don't mind re-spinning.

-- 
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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