tools/vm/slabinfo: fix alternate opts names

Fix mismatches between usage() output and real opts[] options.  Add
missing alternative opt names, e.g., '-S' had no '--Size' opts[] entry,
etc.

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/tools/vm/slabinfo.c b/tools/vm/slabinfo.c
index 2e154f1..de4974d 100644
--- a/tools/vm/slabinfo.c
+++ b/tools/vm/slabinfo.c
@@ -1294,12 +1294,14 @@
 	{ "first-alias", no_argument, NULL, 'f' },
 	{ "help", no_argument, NULL, 'h' },
 	{ "inverted", no_argument, NULL, 'i'},
+	{ "slabs", no_argument, NULL, 'l' },
 	{ "numa", no_argument, NULL, 'n' },
 	{ "ops", no_argument, NULL, 'o' },
-	{ "report", no_argument, NULL, 'r' },
 	{ "shrink", no_argument, NULL, 's' },
-	{ "slabs", no_argument, NULL, 'l' },
-	{ "track", no_argument, NULL, 't'},
+	{ "report", no_argument, NULL, 'r' },
+	{ "Size", no_argument, NULL, 'S'},
+	{ "tracking", no_argument, NULL, 't'},
+	{ "Totals", no_argument, NULL, 'T'},
 	{ "validate", no_argument, NULL, 'v' },
 	{ "zero", no_argument, NULL, 'z' },
 	{ "1ref", no_argument, NULL, '1'},