From: Eugene Syromiatnikov <e...@redhat.com>
Date: Mon, 7 Jan 2019 16:22:38 +0100
> --- a/include/uapi/linux/ptp_clock.h
> +++ b/include/uapi/linux/ptp_clock.h
> @@ -147,7 +147,7 @@ struct ptp_pin_desc {
> #define PTP_SYS_OFFSET_PRECISE \
> _IOWR(PTP_CLK_MAGIC, 8, struct ptp_sys_offset_precise)
> #define PTP_SYS_OFFSET_EXTENDED \
> - _IOW(PTP_CLK_MAGIC, 9, struct ptp_sys_offset_extended)
> + _IOWR(PTP_CLK_MAGIC, 9, struct ptp_sys_offset_extended)
Again, this changes the ioctl cmd value and will break userspace.
