linux-kernel - RE: [PATCH] Hexagon: Export raw I/O routines for modules

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Date:   Wed, 28 Jul 2021 10:08:31 -0500
From:   "Brian Cain" <bcain@...eaurora.org>
To:     "'Nathan Chancellor'" <nathan@...nel.org>,
        "'Andrew Morton'" <akpm@...ux-foundation.org>
Cc:     "'Nick Desaulniers'" <ndesaulniers@...gle.com>,
        <linux-hexagon@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <clang-built-linux@...glegroups.com>,
        "'Manning, Sid'" <sidneym@...cinc.com>
Subject: RE: [PATCH] Hexagon: Export raw I/O routines for modules



> -----Original Message-----
> From: Nathan Chancellor <nathan@...nel.org>
...
> On Thu, Jul 08, 2021 at 04:38:50PM -0700, Nathan Chancellor wrote:
...
> > Export these symbols so that modules can use them without any errors.
> >
> > Fixes: 013bf24c3829 ("Hexagon: Provide basic implementation and/or stubs
> for I/O routines.")
> > Signed-off-by: Nathan Chancellor <nathan@...nel.org>
> > ---
> >
> > It would be nice if this could get into 5.14 at some point so that we
> > can build ARCH=hexagon allmodconfig in our CI.
> >
> >  arch/hexagon/lib/io.c | 4 ++++
> >  1 file changed, 4 insertions(+)
> >
> > diff --git a/arch/hexagon/lib/io.c b/arch/hexagon/lib/io.c
> > index d35d69d6588c..55f75392857b 100644
> > --- a/arch/hexagon/lib/io.c
> > +++ b/arch/hexagon/lib/io.c
> > @@ -27,6 +27,7 @@ void __raw_readsw(const void __iomem *addr, void
> *data, int len)
> >  		*dst++ = *src;
> >
> >  }
> > +EXPORT_SYMBOL(__raw_readsw);
> >
> >  /*
> >   * __raw_writesw - read words a short at a time
> > @@ -47,6 +48,7 @@ void __raw_writesw(void __iomem *addr, const void
> *data, int len)
> >
> >
> >  }
> > +EXPORT_SYMBOL(__raw_writesw);
> >
> >  /*  Pretty sure len is pre-adjusted for the length of the access
already */
> >  void __raw_readsl(const void __iomem *addr, void *data, int len)
> > @@ -62,6 +64,7 @@ void __raw_readsl(const void __iomem *addr, void
> *data, int len)
> >
> >
> >  }
> > +EXPORT_SYMBOL(__raw_readsl);
> >
> >  void __raw_writesl(void __iomem *addr, const void *data, int len)
> >  {
> > @@ -76,3 +79,4 @@ void __raw_writesl(void __iomem *addr, const void
> *data, int len)
> >
> >
> >  }
> > +EXPORT_SYMBOL(__raw_writesl);
> >
> > base-commit: f55966571d5eb2876a11e48e798b4592fa1ffbb7
> > --
> > 2.32.0.93.g670b81a890
> 
> Ping? Brian, if you do not want to carry this, can you give an ack so
> that Andrew can?

Acked-by: Brian Cain <bcain@...eaurora.org>