| --- 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); |