linux-kernel - RE: [PATCH v11 1/5] device property: Add fwnode

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Message-ID: <BY5PR02MB6916174E242165D305192F2FA9699@BY5PR02MB6916.namprd02.prod.outlook.com>
Date:   Thu, 2 Dec 2021 11:46:41 +0000
From:   Anand Ashok Dumbre <ANANDASH@...inx.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "jic23@...nel.org" <jic23@...nel.org>,
        "lars@...afoo.de" <lars@...afoo.de>,
        "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
        git <git@...inx.com>, Michal Simek <michals@...inx.com>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "rafael@...nel.org" <rafael@...nel.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "heikki.krogerus@...ux.intel.com" <heikki.krogerus@...ux.intel.com>
Subject: RE: [PATCH v11 1/5] device property: Add fwnode_iomap()

> ...
> 
> > > > > +void __iomem *fwnode_iomap(struct fwnode_handle *fwnode, int
> > > > index) {
> > > >
> > > > > +	if (is_of_node(fwnode))
> > > > > +		return of_iomap(to_of_node(fwnode), index);
> > > >
> > > > It seems this part should be wrapped in some ifdeffery according
> > > > to kbuild bot report.
> > >
> > > I see that of_iomap is wrapped in #ifdef I will fix that and send a new
> patch.
> >
> > I am unable to reproduce the conditions for the error shown by the kernel
> bot.
> > Not sure if I am doing something wrong. Any help/suggestion would be
> appreciated to fix this issue.
> 
> Kbuild bot gives you a config file and command line with which it tried to
> build. It's quite rare that it gives you false positives (and here it's not the
> case, because you need to have ifdeffery like other APIs in this category
> have).
> 

The problem is at the config file itself. I am unable to point to compiler correctly while running,
make ARCH=s390 test_defconfig
s390-linux-gcc: unknown compiler
scripts/Kconfig.include:44: Sorry, this compiler is not supported.
scripts/kconfig/Makefile:94: recipe for target 'test_defconfig' failed
make[1]: *** [test_defconfig] Error 1
Makefile:619: recipe for target 'test_defconfig' failed
make: *** [test_defconfig] Error 2

I have added the compiler binaries to the patch and set CROSS_COMPILE=s390-linux-

> > > > > +	return NULL;
> > > > > +}
> 
> 
> --
> With Best Regards,
> Andy Shevchenko
> 	

Thanks,
Anand