treewide: Fix typos in various parts of the kernel, and fix some comments.

The below patch fixes some typos in various parts of the kernel, as well as fixes some comments.
Please let me know if I missed anything, and I will try to get it changed and resent.

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Acked-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/char/ipmi/ipmi_bt_sm.c b/drivers/char/ipmi/ipmi_bt_sm.c
index 3ed20e8..cdd4c09f 100644
--- a/drivers/char/ipmi/ipmi_bt_sm.c
+++ b/drivers/char/ipmi/ipmi_bt_sm.c
@@ -560,7 +560,7 @@
 		BT_CONTROL(BT_H_BUSY);		/* set */
 
 		/*
-		 * Uncached, ordered writes should just proceeed serially but
+		 * Uncached, ordered writes should just proceed serially but
 		 * some BMCs don't clear B2H_ATN with one hit.  Fast-path a
 		 * workaround without too much penalty to the general case.
 		 */