Re: [PATCH v1 6/7] test_hexdump: test all possible group sizes for overflow

From: Rasmus Villemoes
Date: Mon Nov 23 2015 - 04:36:33 EST


On Fri, Nov 20 2015, Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:

> On Thu, 2015-11-19 at 11:14 +0100, Rasmus Villemoes wrote:
>>
>> aren't you missing a
>>
>> Â test_hexdump_overflow(buflen, rounddown(len, gs), 32, gs, ascii);
>>
>> here to also exercise the rowsize==32 code?
>
> I could add that as well, though it seems minor since the idea is to go
> for all branches, which 16 covers anyway.

Well, I didn't look into the implementation when I wrote that; it just
seemed like an obvious thing to check all allowed combinations of
rowsize, groupsize and ascii.

>> Âstatic int __init test_hexdump_init(void)
>> > Â{
>> > Â unsigned int i;
>> > @@ -186,10 +199,10 @@ static int __init test_hexdump_init(void)
>> > Â test_hexdump_set(rowsize, true);
>> > Â
>> > Â for (i = 0; i <= TEST_HEXDUMP_BUF_SIZE; i++)
>> > - test_hexdump_overflow(i, false);
>> > + test_hexdump_overflow_set(i, false);
>> > Â
>> > Â for (i = 0; i <= TEST_HEXDUMP_BUF_SIZE; i++)
>> > - test_hexdump_overflow(i, true);
>> > + test_hexdump_overflow_set(i, true);
>>
>> It seems neater to do one loop:
>>
>> for (i = 0; i <= TEST_HEXDUMP_BUF_SIZE; i++) {
>> Â test_hexdump_overflow_set(i, false);
>> Â test_hexdump_overflow_set(i, true);
>> }
>
> I would like to keep them separately, though I'm also okay to do it in
> one loop.

Your code, your call.

Rasmus
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/