[v1,26/26] perf session: Constify tool

Commit Message

Ian Rogers June 25, 2024, 5:26 p.m. UTC

Make tool const now that all uses are const and
perf_tool__fill_defaults won't be used. The aim is to better capture
that sessions don't mutate tools.

Signed-off-by: Ian Rogers <[e-mail]>
---
 tools/perf/util/session.c | 6 +++---
 tools/perf/util/session.h | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

Patch

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index c84a060b588d..66142420e497 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1741,7 +1741,7 @@  static int __perf_session__process_decomp_events(struct perf_session *session);
 static int __perf_session__process_pipe_events(struct perf_session *session)
 {
 	struct ordered_events *oe = &session->ordered_events;
-	struct perf_tool *tool = session->tool;
+	const struct perf_tool *tool = session->tool;
 	union perf_event *event;
 	uint32_t size, cur_size = 0;
 	void *buf = NULL;
@@ -2153,7 +2153,7 @@  static int __perf_session__process_events(struct perf_session *session)
 		.in_place_update = session->data->in_place_update,
 	};
 	struct ordered_events *oe = &session->ordered_events;
-	struct perf_tool *tool = session->tool;
+	const struct perf_tool *tool = session->tool;
 	struct ui_progress prog;
 	int err;
 
@@ -2203,7 +2203,7 @@  static int __perf_session__process_events(struct perf_session *session)
 static int __perf_session__process_dir_events(struct perf_session *session)
 {
 	struct perf_data *data = session->data;
-	struct perf_tool *tool = session->tool;
+	const struct perf_tool *tool = session->tool;
 	int i, ret, readers, nr_readers;
 	struct ui_progress prog;
 	u64 total_size = perf_data__size(session->data);
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index 5cdef3e95c08..66a302f16784 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -43,7 +43,7 @@  struct perf_session {
 	u64			one_mmap_offset;
 	struct ordered_events	ordered_events;
 	struct perf_data	*data;
-	struct perf_tool	*tool;
+	const struct perf_tool	*tool;
 	u64			bytes_transferred;
 	u64			bytes_compressed;
 	struct zstd_data	zstd_data;