[PATCH 6/7] perf: cs-etm: Use bool type for boolean values

James Clark james.clark at arm.com
Mon Apr 24 06:47:46 PDT 2023


Using u8 for boolean values makes the code a bit more difficult to read
so be more explicit by using bool.

Signed-off-by: James Clark <james.clark at arm.com>
---
 tools/perf/util/cs-etm-decoder/cs-etm-decoder.h | 8 ++++----
 tools/perf/util/cs-etm.c                        | 8 ++++----
 tools/perf/util/cs-etm.h                        | 4 ++--
 3 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
index 92a855fbe5b8..21d403f55d96 100644
--- a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
+++ b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
@@ -60,10 +60,10 @@ struct cs_etm_decoder_params {
 	int operation;
 	void (*packet_printer)(const char *msg);
 	cs_etm_mem_cb_type mem_acc_cb;
-	u8 formatted;
-	u8 fsyncs;
-	u8 hsyncs;
-	u8 frame_aligned;
+	bool formatted;
+	bool fsyncs;
+	bool hsyncs;
+	bool frame_aligned;
 	void *data;
 };
 
diff --git a/tools/perf/util/cs-etm.c b/tools/perf/util/cs-etm.c
index 50593289d53c..e048949bf655 100644
--- a/tools/perf/util/cs-etm.c
+++ b/tools/perf/util/cs-etm.c
@@ -50,10 +50,10 @@ struct cs_etm_auxtrace {
 	struct thread *unknown_thread;
 	struct perf_tsc_conversion tc;
 
-	u8 timeless_decoding;
-	u8 snapshot_mode;
-	u8 data_queued;
-	u8 has_virtual_ts; /* Virtual/Kernel timestamps in the trace. */
+	bool timeless_decoding;
+	bool snapshot_mode;
+	bool data_queued;
+	bool has_virtual_ts; /* Virtual/Kernel timestamps in the trace. */
 
 	int num_cpu;
 	u64 latest_kernel_timestamp;
diff --git a/tools/perf/util/cs-etm.h b/tools/perf/util/cs-etm.h
index 16333d35bed4..70cac0375b34 100644
--- a/tools/perf/util/cs-etm.h
+++ b/tools/perf/util/cs-etm.h
@@ -179,8 +179,8 @@ struct cs_etm_packet {
 	u32 last_instr_subtype;
 	u32 flags;
 	u32 exception_number;
-	u8 last_instr_cond;
-	u8 last_instr_taken_branch;
+	bool last_instr_cond;
+	bool last_instr_taken_branch;
 	u8 last_instr_size;
 	u8 trace_chan_id;
 	int cpu;
-- 
2.34.1




More information about the linux-arm-kernel mailing list