linux-kernel - Re: [PATCH 2/8] lib: test_bitmap: add tests to trigger ERANGE case.

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Date:   Wed, 10 Feb 2021 18:27:19 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Paul Gortmaker <paul.gortmaker@...driver.com>
Cc:     linux-kernel@...r.kernel.org, Li Zefan <lizefan@...wei.com>,
        Ingo Molnar <mingo@...nel.org>,
        Yury Norov <yury.norov@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Josh Triplett <josh@...htriplett.org>,
        Peter Zijlstra <peterz@...radead.org>,
        "Paul E. McKenney" <paulmck@...nel.org>,
        Frederic Weisbecker <fweisbec@...il.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>
Subject: Re: [PATCH 2/8] lib: test_bitmap: add tests to trigger ERANGE case.

On Tue, Feb 09, 2021 at 05:59:01PM -0500, Paul Gortmaker wrote:
> Add tests that specify a valid range, but one that is outside the
> width of the bitmap for which it is to be applied to.  These should
> trigger an -ERANGE response from the code.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

> Cc: Yury Norov <yury.norov@...il.com>
> Cc: Rasmus Villemoes <linux@...musvillemoes.dk>
> Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>
> ---
>  lib/test_bitmap.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/lib/test_bitmap.c b/lib/test_bitmap.c
> index 589f2a34ceba..172ffbfa83c4 100644
> --- a/lib/test_bitmap.c
> +++ b/lib/test_bitmap.c
> @@ -338,6 +338,8 @@ static const struct test_bitmap_parselist parselist_tests[] __initconst = {
>  	{-EINVAL, "-1",	NULL, 8, 0},
>  	{-EINVAL, "-0",	NULL, 8, 0},
>  	{-EINVAL, "10-1", NULL, 8, 0},
> +	{-ERANGE, "8-8", NULL, 8, 0},
> +	{-ERANGE, "0-31", NULL, 8, 0},
>  	{-EINVAL, "0-31:", NULL, 32, 0},
>  	{-EINVAL, "0-31:0", NULL, 32, 0},
>  	{-EINVAL, "0-31:0/", NULL, 32, 0},
> -- 
> 2.17.1
> 

-- 
With Best Regards,
Andy Shevchenko