The patch titled
Subject: test_hexdump: print statistics at the end
has been added to the -mm tree. Its filename is
test_hexdump-print-statistics-at-the-end.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/test_hexdump-print-statistics-at-the-end.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/test_hexdump-print-statistics-at-the-end.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Subject: test_hexdump: print statistics at the end
Like others test are doing print the gathered statistics after test module
is finished. Return from the module based on the result.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Acked-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
lib/test_hexdump.c | 26 +++++++++++++++++++++++---
1 file changed, 23 insertions(+), 3 deletions(-)
diff -puN lib/test_hexdump.c~test_hexdump-print-statistics-at-the-end lib/test_hexdump.c
--- a/lib/test_hexdump.c~test_hexdump-print-statistics-at-the-end
+++ a/lib/test_hexdump.c
@@ -44,6 +44,9 @@ static const char * const test_data_8_le
#define FILL_CHAR '#'
+static unsigned total_tests __initdata;
+static unsigned failed_tests __initdata;
+
static void __init test_hexdump_prepare_test(size_t len, int rowsize,
int groupsize, char *test,
size_t testlen, bool ascii)
@@ -107,6 +110,8 @@ static void __init test_hexdump(size_t l
char test[TEST_HEXDUMP_BUF_SIZE];
char real[TEST_HEXDUMP_BUF_SIZE];
+ total_tests++;
+
memset(real, FILL_CHAR, sizeof(real));
hex_dump_to_buffer(data_b, len, rowsize, groupsize, real, sizeof(real),
ascii);
@@ -119,6 +124,7 @@ static void __init test_hexdump(size_t l
pr_err("Len: %zu row: %d group: %d\n", len, rowsize, groupsize);
pr_err("Result: '%s'\n", real);
pr_err("Expect: '%s'\n", test);
+ failed_tests++;
}
}
@@ -143,6 +149,8 @@ static void __init test_hexdump_overflow
int ae, he, e, f, r;
bool a;
+ total_tests++;
+
memset(buf, FILL_CHAR, sizeof(buf));
r = hex_dump_to_buffer(data_b, len, rs, gs, buf, buflen, ascii);
@@ -175,6 +183,7 @@ static void __init test_hexdump_overflow
len, buflen, strnlen(buf, sizeof(buf)));
pr_err("Result: %d '%s'\n", r, buf);
pr_err("Expect: %d '%s'\n", e, test);
+ failed_tests++;
}
}
@@ -196,8 +205,6 @@ static int __init test_hexdump_init(void
unsigned int i;
int rowsize;
- pr_info("Running tests...\n");
-
rowsize = (get_random_int() % 2 + 1) * 16;
for (i = 0; i < 16; i++)
test_hexdump_set(rowsize, false);
@@ -212,7 +219,20 @@ static int __init test_hexdump_init(void
for (i = 0; i <= TEST_HEXDUMP_BUF_SIZE; i++)
test_hexdump_overflow_set(i, true);
- return -EINVAL;
+ 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_hexdump_init);
+
+static void __exit test_hexdump_exit(void)
+{
+ /* do nothing */
+}
+module_exit(test_hexdump_exit);
+
+MODULE_AUTHOR("Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>");
MODULE_LICENSE("Dual BSD/GPL");
_
Patches currently in -mm which might be from andriy.shevchenko@xxxxxxxxxxxxxxx are
test_hexdump-rename-to-test_hexdump.patch
test_hexdump-introduce-test_hexdump_prepare_test-helper.patch
test_hexdump-define-fill_char-constant.patch
test_hexdump-go-through-all-possible-lengths-of-buffer.patch
test_hexdump-replace-magic-numbers-by-their-meaning.patch
test_hexdump-switch-to-memcmp.patch
test_hexdump-check-all-bytes-in-real-buffer.patch
test_hexdump-test-all-possible-group-sizes-for-overflow.patch
test_hexdump-print-statistics-at-the-end.patch
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