Fix typo

Signed-off-by: Andrea Gelmini <[e-mail]>
Signed-off-by: Chris Metcalf <[e-mail]>

arch/tile/gxio/mpipe.c

···
 {
 	const int BUFFERS_PER_LINE = 12;
 
-	/* Count the number of cachlines. */
+	/* Count the number of cachelines. */
 	unsigned long lines =
 		(buffers + BUFFERS_PER_LINE - 1) / BUFFERS_PER_LINE;