* Alex Williamson <alex.william...@redhat.com> [2017-01-17 14:51:42 -0700]:
> On Thu, 12 Jan 2017 08:25:03 +0100 > Dong Jia Shi <bjsdj...@linux.vnet.ibm.com> wrote: > > > From: Xiao Feng Ren <renxi...@linux.vnet.ibm.com> > > > > This is a placeholder for a linux-headers update. > > > > Signed-off-by: Xiao Feng Ren <renxi...@linux.vnet.ibm.com> > > --- > > include/standard-headers/asm-s390/vfio_ccw.h | 28 > > ++++++++++++++++++++++++++++ > > linux-headers/linux/vfio.h | 17 +++++++++++++++++ > > 2 files changed, 45 insertions(+) > > create mode 100644 include/standard-headers/asm-s390/vfio_ccw.h > > > > diff --git a/include/standard-headers/asm-s390/vfio_ccw.h > > b/include/standard-headers/asm-s390/vfio_ccw.h > > new file mode 100644 > > index 0000000..cddc09b > > --- /dev/null > > +++ b/include/standard-headers/asm-s390/vfio_ccw.h > > @@ -0,0 +1,28 @@ > > +/* > > + * Interfaces for vfio-ccw > > + * > > + * Copyright IBM Corp. 2017 > > + * > > + * This program is free software; you can redistribute it and/or modify > > + * it under the terms of the GNU General Public License (version 2 only) > > + * as published by the Free Software Foundation. > > + * > > + * Author(s): Dong Jia Shi <bjsdj...@linux.vnet.ibm.com> > > + */ > > + > > +#ifndef _VFIO_CCW_H_ > > +#define _VFIO_CCW_H_ > > + > > +#include "standard-headers/linux/types.h" > > + > > +struct ccw_io_region { > > +#define ORB_AREA_SIZE 12 > > + uint8_t orb_area[ORB_AREA_SIZE]; > > +#define SCSW_AREA_SIZE 12 > > + uint8_t scsw_area[SCSW_AREA_SIZE]; > > +#define IRB_AREA_SIZE 96 > > + uint8_t irb_area[IRB_AREA_SIZE]; > > + uint32_t ret_code; > > +} QEMU_PACKED; > > + > > +#endif > > This is really part of the uapi for the vfio-ccw mdev device, isn't it? Yes, it is. > Should it really be buried in asm-s390 in the kernel? > We had an internal discussion on this question before, since we think this interface is strongly s390 dependent, we put it here. What do you suggest? Thanks, [...] -- Dong Jia