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>

arch/mips/include/asm/sn/sn0/hubio.h

@@ -825,7 +825,7 @@ typedef union iprb_u {
 	struct {
 	    u64	rsvd1:	15,
 		error:	1,	/* Widget rcvd wr resp pkt w/ error */
-		ovflow:	5,	/* Over flow count. perf measurement */
+		ovflow:	5,	/* Overflow count. perf measurement */
 		fire_and_forget: 1, /* Launch Write without response */
 		mode:	2,	/* Widget operation Mode	*/
 		rsvd2:	2,