diff options
Diffstat (limited to 'tools/perf/util/parse-events.c')
| -rw-r--r-- | tools/perf/util/parse-events.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 8cfb48cbbea..b097570e962 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -8,9 +8,10 @@ #include "cache.h" #include "header.h" -int nr_counters; +int nr_counters; struct perf_event_attr attrs[MAX_COUNTERS]; +char *filters[MAX_COUNTERS]; struct event_symbol { u8 type; @@ -708,7 +709,6 @@ static void store_event_type(const char *orgname) perf_header__push_event(id, orgname); } - int parse_events(const struct option *opt __used, const char *str, int unset __used) { struct perf_event_attr attr; @@ -745,6 +745,28 @@ int parse_events(const struct option *opt __used, const char *str, int unset __u return 0; } +int parse_filter(const struct option *opt __used, const char *str, + int unset __used) +{ + int i = nr_counters - 1; + int len = strlen(str); + + if (i < 0 || attrs[i].type != PERF_TYPE_TRACEPOINT) { + fprintf(stderr, + "-F option should follow a -e tracepoint option\n"); + return -1; + } + + filters[i] = malloc(len + 1); + if (!filters[i]) { + fprintf(stderr, "not enough memory to hold filter string\n"); + return -1; + } + strcpy(filters[i], str); + + return 0; +} + static const char * const event_type_descriptors[] = { "", "Hardware event", |