From 28998edd948c458ed837d5ab5a1ad9b78ffe5a00 Mon Sep 17 00:00:00 2001
From: longpanda <admin@ventoy.net>
Date: Sat, 15 Jan 2022 09:13:46 +0800
Subject: [PATCH] Add check for size in CreatePersistentImg.sh (#1384)

---
 INSTALL/CreatePersistentImg.sh | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/INSTALL/CreatePersistentImg.sh b/INSTALL/CreatePersistentImg.sh
index 3041873f..1dc90e6d 100644
--- a/INSTALL/CreatePersistentImg.sh
+++ b/INSTALL/CreatePersistentImg.sh
@@ -56,10 +56,15 @@ fi
 
 # check size
 if echo $size | grep -q "^[0-9][0-9]*$"; then
-    if [ $size -le 1 ]; then
-        echo "Invalid size $size"
-        exit 1
+    vtMinSize=1
+    if echo $fstype | grep -q '^xfs$'; then
+        vtMinSize=16
     fi
+    
+    if [ $size -lt $vtMinSize ]; then
+        echo "size too small ($size)"
+        exit 1
+    fi    
 else
     echo "Invalid size $size"
     exit 1