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-rw-r--r--tools/perf/util/evlist.h19
1 files changed, 14 insertions, 5 deletions
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index 206d09339306..ecaa582f40e2 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -21,7 +21,7 @@ struct perf_mmap {
void *base;
int mask;
unsigned int prev;
- union perf_event event_copy;
+ char event_copy[PERF_SAMPLE_MAX_SIZE];
};
struct perf_evlist {
@@ -31,7 +31,7 @@ struct perf_evlist {
int nr_groups;
int nr_fds;
int nr_mmaps;
- int mmap_len;
+ size_t mmap_len;
int id_pos;
int is_pos;
u64 combined_sample_type;
@@ -53,6 +53,7 @@ struct perf_evsel_str_handler {
};
struct perf_evlist *perf_evlist__new(void);
+struct perf_evlist *perf_evlist__new_default(void);
void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus,
struct thread_map *threads);
void perf_evlist__exit(struct perf_evlist *evlist);
@@ -87,7 +88,7 @@ struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);
struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id);
-union perf_event *perf_evlist__mmap_read(struct perf_evlist *self, int idx);
+union perf_event *perf_evlist__mmap_read(struct perf_evlist *evlist, int idx);
void perf_evlist__mmap_consume(struct perf_evlist *evlist, int idx);
@@ -98,6 +99,7 @@ void perf_evlist__set_id_pos(struct perf_evlist *evlist);
bool perf_can_sample_identifier(void);
void perf_evlist__config(struct perf_evlist *evlist,
struct perf_record_opts *opts);
+int perf_record_opts__config(struct perf_record_opts *opts);
int perf_evlist__prepare_workload(struct perf_evlist *evlist,
struct perf_target *target,
@@ -105,6 +107,10 @@ int perf_evlist__prepare_workload(struct perf_evlist *evlist,
bool want_signal);
int perf_evlist__start_workload(struct perf_evlist *evlist);
+int perf_evlist__parse_mmap_pages(const struct option *opt,
+ const char *str,
+ int unset);
+
int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages,
bool overwrite);
void perf_evlist__munmap(struct perf_evlist *evlist);
@@ -165,10 +171,13 @@ static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist)
size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp);
+int perf_evlist__strerror_tp(struct perf_evlist *evlist, int err, char *buf, size_t size);
+int perf_evlist__strerror_open(struct perf_evlist *evlist, int err, char *buf, size_t size);
+
static inline unsigned int perf_mmap__read_head(struct perf_mmap *mm)
{
struct perf_event_mmap_page *pc = mm->base;
- int head = pc->data_head;
+ int head = ACCESS_ONCE(pc->data_head);
rmb();
return head;
}
@@ -181,7 +190,7 @@ static inline void perf_mmap__write_tail(struct perf_mmap *md,
/*
* ensure all reads are done before we write the tail out.
*/
- /* mb(); */
+ mb();
pc->data_tail = tail;
}