GV$LATCH_PARENT definition in Oracle Database 11.2
GV$LATCH_PARENT
select
t.inst_id, -- INST_ID NUMBER
t.kslltaddr, -- ADDR RAW(8)
t.kslltnum, -- LATCH# NUMBER
t.kslltlvl, -- LEVEL# NUMBER
t.kslltnam, -- NAME VARCHAR2(64)
t.ksllthsh, -- HASH NUMBER
t.kslltwgt, -- GETS NUMBER
t.kslltwff, -- MISSES NUMBER
t.kslltwsl, -- SLEEPS NUMBER
t.kslltngt, -- IMMEDIATE_GETS NUMBER
t.kslltnfa, -- IMMEDIATE_MISSES NUMBER
t.kslltwkc, -- WAITERS_WOKEN NUMBER
t.kslltwth, -- WAITS_HOLDING_LATCH NUMBER
t.ksllthst0, -- SPIN_GETS NUMBER
t.ksllthst1, -- SLEEP1 NUMBER
t.ksllthst2, -- SLEEP2 NUMBER
t.ksllthst3, -- SLEEP3 NUMBER
t.ksllthst4, -- SLEEP4 NUMBER
t.ksllthst5, -- SLEEP5 NUMBER
t.ksllthst6, -- SLEEP6 NUMBER
t.ksllthst7, -- SLEEP7 NUMBER
t.ksllthst8, -- SLEEP8 NUMBER
t.ksllthst9, -- SLEEP9 NUMBER
t.ksllthst10, -- SLEEP10 NUMBER
t.ksllthst11, -- SLEEP11 NUMBER
t.kslltwtt -- WAIT_TIME NUMBER
from
x$kslltr_parent t