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Subject[PATCH v2 3/8] perf tools: Support pmu prefix for mem-store event
Date
For enabling mem-store event, it doesn't need an auxiliary event.
So just build an event name string with the pmu prefix.

Signed-off-by: Jin Yao <yao.jin@linux.intel.com>
---
v2:
- New in v2.

tools/perf/arch/x86/util/mem-events.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/tools/perf/arch/x86/util/mem-events.c b/tools/perf/arch/x86/util/mem-events.c
index f9e444a4fe70..5214370ca4e4 100644
--- a/tools/perf/arch/x86/util/mem-events.c
+++ b/tools/perf/arch/x86/util/mem-events.c
@@ -5,6 +5,7 @@

static char mem_loads_name[100];
static bool mem_loads_name__init;
+static char mem_stores_name[100];

#define MEM_LOADS_AUX 0x8203
#define MEM_LOADS_AUX_NAME "{%s/mem-loads-aux/,%s/mem-loads,ldlat=%u/}:P"
@@ -13,7 +14,7 @@ static bool mem_loads_name__init;

static struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX] = {
E("ldlat-loads", "%s/mem-loads,ldlat=%u/P", "%s/events/mem-loads"),
- E("ldlat-stores", "cpu/mem-stores/P", "cpu/events/mem-stores"),
+ E("ldlat-stores", "%s/mem-stores/P", "%s/events/mem-stores"),
E(NULL, NULL, NULL),
};

@@ -66,5 +67,14 @@ char *perf_mem_events__name(int i, char *pmu_name)
return mem_loads_name;
}

+ if (i == PERF_MEM_EVENTS__STORE) {
+ if (!pmu_name)
+ pmu_name = (char *)"cpu";
+
+ scnprintf(mem_stores_name, sizeof(mem_stores_name),
+ e->name, pmu_name);
+ return mem_stores_name;
+ }
+
return (char *)e->name;
}
--
2.17.1
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