diff --git a/src/components/perf_event/perf_event.c b/src/components/perf_event/perf_event.c index 7c16b6d0c..d2fbbfa7c 100644 --- a/src/components/perf_event/perf_event.c +++ b/src/components/perf_event/perf_event.c @@ -285,6 +285,7 @@ check_exclude_guest( void ) /* First check that we can open a plain instructions event */ memset(&attr, 0 , sizeof(attr)); attr.config = PERF_COUNT_HW_INSTRUCTIONS; + attr.exclude_kernel=1; ev_fd = sys_perf_event_open( &attr, 0, -1, -1, 0 ); if ( ev_fd == -1 ) { @@ -296,6 +297,7 @@ check_exclude_guest( void ) /* Now try again with excude_guest */ memset(&attr, 0 , sizeof(attr)); attr.config = PERF_COUNT_HW_INSTRUCTIONS; + attr.exclude_kernel=1; attr.exclude_guest=1; ev_fd = sys_perf_event_open( &attr, 0, -1, -1, 0 );