Re: [PATCH 1/2] Correct function definition for C++

[Thomas Backlund]

Den 22.02.2017 kl. 09:50, skrev Joakim Tjernlund:
> On Wed, 2017-02-22 at 08:10 +0100, Greg KH wrote:
> > On Tue, Feb 21, 2017 at 04:24:04PM +0100, Joakim Tjernlund wrote:
> > > C++ does does not like the extra extern before asmlinkage, remove it.
> > >
> > > Signed-off-by: Joakim Tjernlund <joakim.tjernlund@xxxxxxxxxxxx>
> > > ---
> > >  include/linux/printk.h | 4 ++--
> > >  1 file changed, 2 insertions(+), 2 deletions(-)
> > >
> > > diff --git a/include/linux/printk.h b/include/linux/printk.h
> > > index 3472cc6..be823f5 100644
> > > --- a/include/linux/printk.h
> > > +++ b/include/linux/printk.h
> >
> >
> > Why are you building this file with a C++ compiler?
>
> virtualbox uses C++ and includes various kernel headers and the build
> fails, virtualbox guest additions has not build for quite some time now and
> this is one of the problems.


You need this fix for virtualbox:

https://www.virtualbox.org/changeset/65874/vbox/trunk/configure

--

Thomas