linux-kernel - Re: [PATCH] s390/cio: add missing MODULE

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Date: Tue, 18 Jun 2024 16:11:33 -0400
From: Eric Farman <farman@...ux.ibm.com>
To: Vineeth Vijayan <vneethv@...ux.ibm.com>,
        Jeff Johnson
 <quic_jjohnson@...cinc.com>,
        Peter Oberparleiter <oberpar@...ux.ibm.com>,
        Heiko Carstens <hca@...ux.ibm.com>, Vasily Gorbik <gor@...ux.ibm.com>,
        Alexander Gordeev <agordeev@...ux.ibm.com>,
        Christian Borntraeger
 <borntraeger@...ux.ibm.com>,
        Sven Schnelle <svens@...ux.ibm.com>,
        Matthew
 Rosato <mjrosato@...ux.ibm.com>,
        Halil Pasic <pasic@...ux.ibm.com>
Cc: linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] s390/cio: add missing MODULE_DESCRIPTION() macros

On Tue, 2024-06-18 at 14:52 +0200, Vineeth Vijayan wrote:
> 
> 
> On 6/16/24 05:56, Jeff Johnson wrote:
> > With ARCH=s390, make allmodconfig && make W=1 C=1 reports:
> > WARNING: modpost: missing MODULE_DESCRIPTION() in
> > drivers/s390/cio/ccwgroup.o
> > WARNING: modpost: missing MODULE_DESCRIPTION() in
> > drivers/s390/cio/vfio_ccw.o
> > 
> > Add the missing invocations of the MODULE_DESCRIPTION() macro.
> > 
> > Signed-off-by: Jeff Johnson <quic_jjohnson@...cinc.com>
> > ---
> >   drivers/s390/cio/ccwgroup.c     | 1 +
> >   drivers/s390/cio/vfio_ccw_drv.c | 1 +
> >   2 files changed, 2 insertions(+)
> > 
> > diff --git a/drivers/s390/cio/ccwgroup.c
> > b/drivers/s390/cio/ccwgroup.c
> > index b72f672a7720..a741e5012fce 100644
> > --- a/drivers/s390/cio/ccwgroup.c
> > +++ b/drivers/s390/cio/ccwgroup.c
> > @@ -550,4 +550,5 @@ void ccwgroup_remove_ccwdev(struct ccw_device
> > *cdev)
> >   	put_device(&gdev->dev);
> >   }
> >   EXPORT_SYMBOL(ccwgroup_remove_ccwdev);
> > +MODULE_DESCRIPTION("CCW group bus driver");
> 
> the name of the bus here is "ccwgroup" bus without a space.
> Otherwise this change in ccwgroup.c looks good to me.
> Thank you for the patch.
> 
> With the correction mentioned above,
> Reviewed-by: Vineeth Vijayan <vneethv@...ux.ibm.com>
> 
> 
> >   MODULE_LICENSE("GPL");
> > diff --git a/drivers/s390/cio/vfio_ccw_drv.c
> > b/drivers/s390/cio/vfio_ccw_drv.c
> > index 8ad49030a7bf..49da348355b4 100644
> > --- a/drivers/s390/cio/vfio_ccw_drv.c
> > +++ b/drivers/s390/cio/vfio_ccw_drv.c
> > @@ -488,4 +488,5 @@ static void __exit vfio_ccw_sch_exit(void)
> >   module_init(vfio_ccw_sch_init);
> >   module_exit(vfio_ccw_sch_exit);
> >   
> > +MODULE_DESCRIPTION("VFIO based Physical Subchannel device
> > driver");
> 
> Halil/Mathew/Eric,
> Could you please comment on this ?

That's what is in the prologue, and is fine.

Reviewed-by: Eric Farman <farman@...ux.ibm.com>

> 
> >   MODULE_LICENSE("GPL v2");
> > 
> > ---
> > base-commit: 83a7eefedc9b56fe7bfeff13b6c7356688ffa670
> > change-id: 20240615-md-s390-drivers-s390-cio-3598abb802ad
> >