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Date:   Thu, 23 Jan 2020 19:22:02 +0100
From:   "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>
To:     Daniel Baluta <daniel.baluta@gmail.com>
Cc:     "Daniel Baluta (OSS)" <daniel.baluta@oss.nxp.com>,
        "bgolaszewski@baylibre.com" <bgolaszewski@baylibre.com>,
        "arnd@arndb.de" <arnd@arndb.de>,
        "akpm@linux-foundation.org" <akpm@linux-foundation.org>,
        "info@metux.net" <info@metux.net>,
        "ztuowen@gmail.com" <ztuowen@gmail.com>,
        "sergei.shtylyov@cogentembedded.com" 
        <sergei.shtylyov@cogentembedded.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Daniel Baluta <daniel.baluta@nxp.com>
Subject: Re: [PATCH] lib: devres: Export devm_ioremap_resource_wc
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On Thu, Jan 23, 2020 at 08:16:35PM +0200, Daniel Baluta wrote:
> On Thu, Jan 23, 2020 at 7:57 PM gregkh@linuxfoundation.org
> <gregkh@linuxfoundation.org> wrote:
> >
> > On Thu, Jan 23, 2020 at 03:47:21PM +0000, Daniel Baluta (OSS) wrote:
> > > From: Daniel Baluta <daniel.baluta@nxp.com>
> > >
> > > So that modules can also use it.
> > >
> > > Fixes: b873af620e58863b ("lib: devres: provide devm_ioremap_resource_wc()")
> > > Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com>
> > > ---
> > >  lib/devres.c | 1 +
> > >  1 file changed, 1 insertion(+)
> > >
> > > diff --git a/lib/devres.c b/lib/devres.c
> > > index 6ef51f159c54..7fe2bd75dfa3 100644
> > > --- a/lib/devres.c
> > > +++ b/lib/devres.c
> > > @@ -182,6 +182,7 @@ void __iomem *devm_ioremap_resource_wc(struct device *dev,
> > >  {
> > >       return __devm_ioremap_resource(dev, res, DEVM_IOREMAP_WC);
> > >  }
> > > +EXPORT_SYMBOL(devm_ioremap_resource_wc);
> >
> > EXPORT_SYMBOL_GPL() perhaps?
> >
> > What in-tree driver needs this?
> 
> I was experimenting with an out of tree driver and I also was using it wrong :D.
> Indeed looks like there is no real potential user so far in the kernel tree.

Great, we can drop it then :)

thanks,

greg k-h