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-rw-r--r--tools/perf/builtin-diff.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index 5e1a043aae0..3153e492dbc 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -61,6 +61,8 @@ static struct perf_event_ops event_ops = {
.exit = event__process_task,
.fork = event__process_task,
.lost = event__process_lost,
+ .ordered_samples = true,
+ .ordering_requires_timestamps = true,
};
static void perf_session__insert_hist_entry_by_name(struct rb_root *root,
@@ -142,8 +144,8 @@ static int __cmd_diff(void)
int ret, i;
struct perf_session *session[2];
- session[0] = perf_session__new(input_old, O_RDONLY, force, false);
- session[1] = perf_session__new(input_new, O_RDONLY, force, false);
+ session[0] = perf_session__new(input_old, O_RDONLY, force, false, &event_ops);
+ session[1] = perf_session__new(input_new, O_RDONLY, force, false, &event_ops);
if (session[0] == NULL || session[1] == NULL)
return -ENOMEM;
@@ -192,6 +194,8 @@ static const struct option options[] = {
OPT_STRING('t', "field-separator", &symbol_conf.field_sep, "separator",
"separator for columns, no spaces will be added between "
"columns '.' is reserved."),
+ OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory",
+ "Look for files with symbols relative to this directory"),
OPT_END()
};