On Mon, Jan 04, 2021 at 08:58:23PM -0600, Mike Ximing Chen wrote: > Introduce the dlb device ioctl layer and the first three ioctls: query > device version, query available resources, and create a scheduling domain. > Also introduce the user-space interface file dlb_user.h. > > The device version query is designed to allow each DLB device version/type > to have its own unique ioctl API through the /dev/dlb%d node. Each such API > would share in common the device version command as its first command, and > all subsequent commands can be unique to the particular device. > > The hardware operation for scheduling domain creation will be added in a > subsequent commit. > > Signed-off-by: Gage Eads <gage.e...@intel.com> > Signed-off-by: Mike Ximing Chen <mike.ximing.c...@intel.com> > Reviewed-by: Magnus Karlsson <magnus.karls...@intel.com> > Reviewed-by: Dan Williams <dan.j.willi...@intel.com> > --- > .../userspace-api/ioctl/ioctl-number.rst | 1 + > drivers/misc/dlb/Makefile | 2 +- > drivers/misc/dlb/dlb_bitmap.h | 32 ++++ > drivers/misc/dlb/dlb_ioctl.c | 119 +++++++++++++ > drivers/misc/dlb/dlb_ioctl.h | 11 ++ > drivers/misc/dlb/dlb_main.c | 3 + > drivers/misc/dlb/dlb_main.h | 7 + > drivers/misc/dlb/dlb_pf_ops.c | 21 +++ > drivers/misc/dlb/dlb_resource.c | 63 +++++++ > drivers/misc/dlb/dlb_resource.h | 5 + > include/uapi/linux/dlb.h | 166 ++++++++++++++++++ > 11 files changed, 429 insertions(+), 1 deletion(-) > create mode 100644 drivers/misc/dlb/dlb_ioctl.c > create mode 100644 drivers/misc/dlb/dlb_ioctl.h > create mode 100644 include/uapi/linux/dlb.h > > diff --git a/Documentation/userspace-api/ioctl/ioctl-number.rst > b/Documentation/userspace-api/ioctl/ioctl-number.rst > index 55a2d9b2ce33..afca043d59f8 100644 > --- a/Documentation/userspace-api/ioctl/ioctl-number.rst > +++ b/Documentation/userspace-api/ioctl/ioctl-number.rst > @@ -241,6 +241,7 @@ Code Seq# Include File > Comments > 'h' 00-7F > conflict! Charon filesystem > > <mailto:zap...@interlan.net> > 'h' 00-1F linux/hpet.h > conflict! > +'h' 00-1F uapi/linux/dlb.h > conflict!
Why are you taking a range that you know there is a conflict for?