Log Message:
-----------
Add a SYNC instruction to the S_UNLOCK sequence for MIPS.
Modified Files:
--------------
pgsql/src/include/storage:
s_lock.h (r1.138 -> r1.139)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/storage/s_lock.h.diff?r1=1.138&r2=1.139)