[libvirt] [PATCH v5 3/8] util: Add some comment details for virPerfEventType

From: Qiaowei Ren <qiaowei.ren(a)intel.com&gt; Add to some details for the existing enum Signed-off-by: John Ferlan <jferlan(a)redhat.com&gt; --- src/util/virperf.h | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/src/util/virperf.h b/src/util/virperf.h index 7163410..bdafe03 100644 --- a/src/util/virperf.h +++ b/src/util/virperf.h @@ -24,10 +24,13 @@ # include "virutil.h" +/* Some Intel processor families introduced some RDT (Resource Director + * Technology) features to monitor or control shared resource based on + * the perf framework in the linux kernel. */ typedef enum { - VIR_PERF_EVENT_CMT, - VIR_PERF_EVENT_MBMT, - VIR_PERF_EVENT_MBML, + VIR_PERF_EVENT_CMT, /* Cache Monitoring Technology */ + VIR_PERF_EVENT_MBMT, /* Memory Bandwidth Monitoring Total */ + VIR_PERF_EVENT_MBML, /* Memory Bandwidth Monitor Limit for controller */ VIR_PERF_EVENT_LAST } virPerfEventType; -- 2.7.4