--- a/drivers/mtd/tests/pagetest.c	2022-11-28 16:08:26.978090509 +0800
+++ b/drivers/mtd/tests/pagetest.c	2022-11-28 16:10:04.351026850 +0800
@@ -25,6 +25,10 @@ static int dev = -EINVAL;
 module_param(dev, int, S_IRUGO);
 MODULE_PARM_DESC(dev, "MTD device number to use");
 
+static int count = 10000;
+module_param(count, int, 0444);
+MODULE_PARM_DESC(count, "Number of operations to do (default is 10000)");
+
 static struct mtd_info *mtd;
 static unsigned char *twopages;
 static unsigned char *writebuf;
@@ -331,7 +335,7 @@ static int __init mtd_pagetest_init(void
 		return -EINVAL;
 	}
 
-	pr_info("MTD device: %d\n", dev);
+	pr_info("MTD device: %d count:%d\n", dev, count);
 
 	mtd = get_mtd_device(NULL, dev);
 	if (IS_ERR(mtd)) {
@@ -376,6 +380,7 @@ static int __init mtd_pagetest_init(void
 	if (err)
 		goto out;
 
+LOOP:
 	/* Erase all eraseblocks */
 	pr_info("erasing whole device\n");
 	err = mtdtest_erase_good_eraseblocks(mtd, bbt, 0, ebcnt);
@@ -435,7 +440,10 @@ static int __init mtd_pagetest_init(void
 	if (err)
 		goto out;
 
-	pr_info("finished with %d errors\n", errcnt);
+	pr_info("finished with %d errors count:%d\n", errcnt, count);
+	
+	if (count-- > 0)
+		goto LOOP;
 out:
 
 	kfree(bbt);