On Wed, Apr 22, 2020 at 04:18:18PM +0300, Andy Shevchenko wrote: > The uuid_le mistakenly comes to be an UAPI type. Since it's luckily not used by > Hyper-V APIs, we may replace with POD types, i.e. __u8 array. > > Note, previously shared uuid_be had been removed from UAPI few releases ago. > This is a continuation of that process towards removing uuid_le one. > > Note, there is no ABI change! > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> Can you clarify why guid_t is not used instead? Is the plan to remove it from UAPI as well? Wei. > --- > include/uapi/linux/hyperv.h | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/include/uapi/linux/hyperv.h b/include/uapi/linux/hyperv.h > index 991b2b7ada7a3..8f24404ad04f1 100644 > --- a/include/uapi/linux/hyperv.h > +++ b/include/uapi/linux/hyperv.h > @@ -119,8 +119,8 @@ enum hv_fcopy_op { > > struct hv_fcopy_hdr { > __u32 operation; > - uuid_le service_id0; /* currently unused */ > - uuid_le service_id1; /* currently unused */ > + __u8 service_id0[16]; /* currently unused */ > + __u8 service_id1[16]; /* currently unused */ > } __attribute__((packed)); > > #define OVER_WRITE 0x1 > -- > 2.26.1 >