'perf list' displaying unsupported events
Issue
Despite L1-icache-loads
being listed in perf list cache
output, the event is stated as <not supported>
in perf stat
output as shown here:
# perf list cache | grep L1-icache-
L1-icache-loads [Hardware cache event]
L1-icache-load-misses [Hardware cache event]
L1-icache-prefetches [Hardware cache event]
L1-icache-prefetch-misses [Hardware cache event]
# perf stat -e L1-icache-loads sleep 3
Performance counter stats for 'sleep 3':
<not supported> L1-icache-loads
3.001385012 seconds time elapsed
Environment
Red Hat Enterprise Linux 6
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