Signed-off-by: Tommi Rantala <tt.rantala@gmail.com>

Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

Documentation/vm/page-types.c

@@ -301,7 +301,7 @@ static char *page_flag_name(uint64_t flags)
 		present = (flags >> i) & 1;
 		if (!page_flag_names[i]) {
 			if (present)
-				fatal("unkown flag bit %d\n", i);
+				fatal("unknown flag bit %d\n", i);
 			continue;
 		}
 		buf[j++] = present ? page_flag_names[i][0] : '_';
@@ -682,7 +682,7 @@ static void usage(void)
 #endif
 "            -l|--list                 Show page details in ranges\n"
 "            -L|--list-each            Show page details one by one\n"
-"            -N|--no-summary           Don't show summay info\n"
+"            -N|--no-summary           Don't show summary info\n"
 "            -X|--hwpoison             hwpoison pages\n"
 "            -x|--unpoison             unpoison pages\n"
 "            -h|--help                 Show this usage message\n"