On Tue, Jan 21, 2025 at 11:41:24PM +0100, Thomas Weißschuh wrote: > Pointer arguments passed to ioctls need to pass through compat_ptr() to > work correctly on s390; as explained in Documentation/driver-api/ioctl.rst. PTP_ENABLE_PPS is either on of off, and the code tests whether the passed argument is zero or not. So does this compat code actually fix an issue for s390? Thanks, Richard
