mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 02:25:02 +07:00
d9cf484165
Fixes: df33767d ("uuid: hoist helpers uuid_equal() and uuid_copy() from xfs")
Reported-by: kernel test robot <xiaolong.ye@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
134 lines
3.4 KiB
C
134 lines
3.4 KiB
C
/*
|
|
* Test cases for lib/uuid.c module.
|
|
*/
|
|
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/module.h>
|
|
#include <linux/string.h>
|
|
#include <linux/uuid.h>
|
|
|
|
struct test_uuid_data {
|
|
const char *uuid;
|
|
guid_t le;
|
|
uuid_t be;
|
|
};
|
|
|
|
static const struct test_uuid_data test_uuid_test_data[] = {
|
|
{
|
|
.uuid = "c33f4995-3701-450e-9fbf-206a2e98e576",
|
|
.le = GUID_INIT(0xc33f4995, 0x3701, 0x450e, 0x9f, 0xbf, 0x20, 0x6a, 0x2e, 0x98, 0xe5, 0x76),
|
|
.be = UUID_INIT(0xc33f4995, 0x3701, 0x450e, 0x9f, 0xbf, 0x20, 0x6a, 0x2e, 0x98, 0xe5, 0x76),
|
|
},
|
|
{
|
|
.uuid = "64b4371c-77c1-48f9-8221-29f054fc023b",
|
|
.le = GUID_INIT(0x64b4371c, 0x77c1, 0x48f9, 0x82, 0x21, 0x29, 0xf0, 0x54, 0xfc, 0x02, 0x3b),
|
|
.be = UUID_INIT(0x64b4371c, 0x77c1, 0x48f9, 0x82, 0x21, 0x29, 0xf0, 0x54, 0xfc, 0x02, 0x3b),
|
|
},
|
|
{
|
|
.uuid = "0cb4ddff-a545-4401-9d06-688af53e7f84",
|
|
.le = GUID_INIT(0x0cb4ddff, 0xa545, 0x4401, 0x9d, 0x06, 0x68, 0x8a, 0xf5, 0x3e, 0x7f, 0x84),
|
|
.be = UUID_INIT(0x0cb4ddff, 0xa545, 0x4401, 0x9d, 0x06, 0x68, 0x8a, 0xf5, 0x3e, 0x7f, 0x84),
|
|
},
|
|
};
|
|
|
|
static const char * const test_uuid_wrong_data[] = {
|
|
"c33f4995-3701-450e-9fbf206a2e98e576 ", /* no hyphen(s) */
|
|
"64b4371c-77c1-48f9-8221-29f054XX023b", /* invalid character(s) */
|
|
"0cb4ddff-a545-4401-9d06-688af53e", /* not enough data */
|
|
};
|
|
|
|
static unsigned total_tests __initdata;
|
|
static unsigned failed_tests __initdata;
|
|
|
|
static void __init test_uuid_failed(const char *prefix, bool wrong, bool be,
|
|
const char *data, const char *actual)
|
|
{
|
|
pr_err("%s test #%u %s %s data: '%s'\n",
|
|
prefix,
|
|
total_tests,
|
|
wrong ? "passed on wrong" : "failed on",
|
|
be ? "BE" : "LE",
|
|
data);
|
|
if (actual && *actual)
|
|
pr_err("%s test #%u actual data: '%s'\n",
|
|
prefix,
|
|
total_tests,
|
|
actual);
|
|
failed_tests++;
|
|
}
|
|
|
|
static void __init test_uuid_test(const struct test_uuid_data *data)
|
|
{
|
|
guid_t le;
|
|
uuid_t be;
|
|
char buf[48];
|
|
|
|
/* LE */
|
|
total_tests++;
|
|
if (guid_parse(data->uuid, &le))
|
|
test_uuid_failed("conversion", false, false, data->uuid, NULL);
|
|
|
|
total_tests++;
|
|
if (!guid_equal(&data->le, &le)) {
|
|
sprintf(buf, "%pUl", &le);
|
|
test_uuid_failed("cmp", false, false, data->uuid, buf);
|
|
}
|
|
|
|
/* BE */
|
|
total_tests++;
|
|
if (uuid_parse(data->uuid, &be))
|
|
test_uuid_failed("conversion", false, true, data->uuid, NULL);
|
|
|
|
total_tests++;
|
|
if (!uuid_equal(&data->be, &be)) {
|
|
sprintf(buf, "%pUb", &be);
|
|
test_uuid_failed("cmp", false, true, data->uuid, buf);
|
|
}
|
|
}
|
|
|
|
static void __init test_uuid_wrong(const char *data)
|
|
{
|
|
guid_t le;
|
|
uuid_t be;
|
|
|
|
/* LE */
|
|
total_tests++;
|
|
if (!guid_parse(data, &le))
|
|
test_uuid_failed("negative", true, false, data, NULL);
|
|
|
|
/* BE */
|
|
total_tests++;
|
|
if (!uuid_parse(data, &be))
|
|
test_uuid_failed("negative", true, true, data, NULL);
|
|
}
|
|
|
|
static int __init test_uuid_init(void)
|
|
{
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(test_uuid_test_data); i++)
|
|
test_uuid_test(&test_uuid_test_data[i]);
|
|
|
|
for (i = 0; i < ARRAY_SIZE(test_uuid_wrong_data); i++)
|
|
test_uuid_wrong(test_uuid_wrong_data[i]);
|
|
|
|
if (failed_tests == 0)
|
|
pr_info("all %u tests passed\n", total_tests);
|
|
else
|
|
pr_err("failed %u out of %u tests\n", failed_tests, total_tests);
|
|
|
|
return failed_tests ? -EINVAL : 0;
|
|
}
|
|
module_init(test_uuid_init);
|
|
|
|
static void __exit test_uuid_exit(void)
|
|
{
|
|
/* do nothing */
|
|
}
|
|
module_exit(test_uuid_exit);
|
|
|
|
MODULE_AUTHOR("Andy Shevchenko <andriy.shevchenko@linux.intel.com>");
|
|
MODULE_LICENSE("Dual BSD/GPL");
|