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-rw-r--r--tools/perf/util/parse-events.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index f6257fb..57d7acf 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -1366,6 +1366,7 @@ struct event_modifier {
int exclude_GH;
int sample_read;
int pinned;
+ int weak;
};
static int get_event_modifier(struct event_modifier *mod, char *str,
@@ -1384,6 +1385,7 @@ static int get_event_modifier(struct event_modifier *mod, char *str,
int exclude = eu | ek | eh;
int exclude_GH = evsel ? evsel->exclude_GH : 0;
+ int weak = 0;
memset(mod, 0, sizeof(*mod));
@@ -1421,6 +1423,8 @@ static int get_event_modifier(struct event_modifier *mod, char *str,
sample_read = 1;
} else if (*str == 'D') {
pinned = 1;
+ } else if (*str == 'W') {
+ weak = 1;
} else
break;
@@ -1451,6 +1455,7 @@ static int get_event_modifier(struct event_modifier *mod, char *str,
mod->exclude_GH = exclude_GH;
mod->sample_read = sample_read;
mod->pinned = pinned;
+ mod->weak = weak;
return 0;
}
@@ -1464,7 +1469,7 @@ static int check_modifier(char *str)
char *p = str;
/* The sizeof includes 0 byte as well. */
- if (strlen(str) > (sizeof("ukhGHpppPSDI") - 1))
+ if (strlen(str) > (sizeof("ukhGHpppPSDIW") - 1))
return -1;
while (*p) {
@@ -1504,6 +1509,7 @@ int parse_events__modifier_event(struct list_head *list, char *str, bool add)
evsel->exclude_GH = mod.exclude_GH;
evsel->sample_read = mod.sample_read;
evsel->precise_max = mod.precise_max;
+ evsel->weak_group = mod.weak;
if (perf_evsel__is_group_leader(evsel))
evsel->attr.pinned = mod.pinned;
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