[PATCH] Add 'description' option

Can help provide a textual description of a job, if it's submitted
to someone for run/review.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/init.c b/init.c
index 365a8b2..32e22db 100644
--- a/init.c
+++ b/init.c
@@ -42,6 +42,12 @@
  */
 static struct fio_option options[] = {
 	{
+		.name	= "description",
+		.type	= FIO_OPT_STR_STORE,
+		.off1	= td_var_offset(description),
+		.help	= "Text job description",
+	},
+	{
 		.name	= "name",
 		.type	= FIO_OPT_STR_STORE,
 		.off1	= td_var_offset(name),