[IA64] Add UV watchlist support.
[IA64] Add UV watchlist support.

This is used by SGI xp drivers (drivers/misc/sgi-xp).

Signed-off-by: Russ Anderson <b201cce1c41ebc015324acfd842117e19cbd0c5e@sgi.com>
Signed-off-by: Tony Luck <e7984595ec0368ff920a7b3521dc7093683f6f26@intel.com>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas