sparc64: struct adi_caps should use __u64, not u64

sparc64: struct adi_caps should use __u64, not u64

struct adi_caps uses u64 as the type for its field which is not
defined for include/uapi. Change it to __u64.

Orabug: 22713162

Signed-off-by: Khalid Aziz <khalid.aziz@oracle.com>
(cherry picked from commit 4b47a697322066fcd6cf0f4637dece26da3525fc)

Conflicts:
	include/uapi/linux/prctl.h

Signed-off-by: Allen Pais <allen.pais@oracle.com>
(cherry picked from commit 858864aea91eb7a1337cedd70a01ffb3fb5d898a)
(cherry picked from commit acf5580a66da8aae303a42af49de27d7500651cc)