diff --git a/tools/perf/tests/openat-syscall-all-cpus.c b/tools/perf/tests/openat-syscall-all-cpus.c
index 53c2273e88592b56ac6b3ca977c43b7ae31e5655..ad1cb63139a79af0b176fe312294798d487aa2be 100644
--- a/tools/perf/tests/openat-syscall-all-cpus.c
+++ b/tools/perf/tests/openat-syscall-all-cpus.c
@@ -73,7 +73,7 @@ int test__openat_syscall_event_on_all_cpus(int subtest __maybe_unused)
 	}
 
 	/*
-	 * Here we need to explicitely preallocate the counts, as if
+	 * Here we need to explicitly preallocate the counts, as if
 	 * we use the auto allocation it will allocate just for 1 cpu,
 	 * as we start by cpu 0.
 	 */
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 738ce226002b8a0e88093fefaf74e9fe6093a13a..846d633551b93d03ee31a83f38da1dcc36c74334 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -826,7 +826,7 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts)
 		perf_evsel__set_sample_bit(evsel, PERIOD);
 
 	/*
-	 * When the user explicitely disabled time don't force it here.
+	 * When the user explicitly disabled time don't force it here.
 	 */
 	if (opts->sample_time &&
 	    (!perf_missing_features.sample_id_all &&
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 80b9b6a87990b29e4722a956e62814130c1290de..2fa6d25b94bf03a6adc25b1da940a3558ddf1d1e 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -361,7 +361,7 @@ static void machine__update_thread_pid(struct machine *machine,
 }
 
 /*
- * Caller must eventually drop thread->refcnt returned with a successfull
+ * Caller must eventually drop thread->refcnt returned with a successful
  * lookup/new thread inserted.
  */
 static struct thread *____machine__findnew_thread(struct machine *machine,
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 4c19d5e79d8c4d626eb3fa91486cc1d83447aeeb..696e8da4bcdf717f70018a58db5579318e7e171d 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -1649,7 +1649,7 @@ static void parse_events_print_error(struct parse_events_error *err,
 
 		buf = _buf;
 
-		/* We're cutting from the beggining. */
+		/* We're cutting from the beginning. */
 		if (err->idx > max_err_idx)
 			cut = err->idx - max_err_idx;
 
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 4abd85c6346dd5d8193108d8c72668dfe2ef2948..9bd8d6c832b1e2bfe46725351d4dfad6b9c492c1 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -555,7 +555,7 @@ static u8 revbyte(u8 b)
 
 /*
  * XXX this is hack in attempt to carry flags bitfield
- * throught endian village. ABI says:
+ * through endian village. ABI says:
  *
  * Bit-fields are allocated from right to left (least to most significant)
  * on little-endian implementations and from left to right (most to least