From c2fee615ce49332c0cbffc5daf81da2074c622f3 Mon Sep 17 00:00:00 2001
From: Yousong Zhou <yszhou4tech@gmail.com>
Date: Fri, 26 Apr 2019 04:17:16 +0000
Subject: [PATCH] scripts/qemustart: add notes on adding new options

Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
---
 scripts/qemustart | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/scripts/qemustart b/scripts/qemustart
index 2d1f476dde..dbb8deddaf 100755
--- a/scripts/qemustart
+++ b/scripts/qemustart
@@ -124,6 +124,11 @@ parse_args() {
 	o_network=
 	o_qemu_extra=()
 	while [ "$#" -gt 0 ]; do
+		# Cmdline options for the script itself SHOULD try to be
+		# prefixed with two dashes to distinguish them from those for
+		# qemu executables.
+		#
+		# Also note that qemu accepts both --opt and -opt
 		case "$1" in
 			--kernel) o_kernel="$2"; shift 2 ;;
 			--rootfs) o_rootfs="$2"; shift 2 ;;