tree-wide: fix assorted typos all over the place

That is "success", "unknown", "through", "performance", "[re|un]mapping"
, "access", "default", "reasonable", "[con]currently", "temperature"
, "channel", "[un]used", "application", "example","hierarchy", "therefore"
, "[over|under]flow", "contiguous", "threshold", "enough" and others.

Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 7f29643..759a629 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -419,7 +419,7 @@
 	if (!task) {
 		/*
 		 * Per cpu events are removed via an smp call and
-		 * the removal is always sucessful.
+		 * the removal is always successful.
 		 */
 		smp_call_function_single(event->cpu,
 					 __perf_event_remove_from_context,
@@ -827,7 +827,7 @@
 	if (!task) {
 		/*
 		 * Per cpu events are installed via an smp call and
-		 * the install is always sucessful.
+		 * the install is always successful.
 		 */
 		smp_call_function_single(cpu, __perf_install_in_context,
 					 event, 1);