Re: [PATCH 2/3] perf tests: Add arch tests

[Jiri Olsa <jolsa@redhat.com>]

On Sat, Sep 05, 2015 at 08:02:21PM +0100, Matt Fleming wrote:

SNIP

>  };
>  
> +static struct test *tests[] = {
> +	generic_tests,
> +	arch_tests,
> +};
> +
>  static bool perf_test__matches(struct test *test, int curr, int argc, const char *argv[])
>  {
>  	int i;
> @@ -237,7 +229,11 @@ static int run_test(struct test *test)
>  	return err;
>  }
>  
> -#define for_each_test(t)	 for (t = &tests[0]; t->func; t++)
> +static unsigned int ___j;		/* This is obviously not thread-safe */
> +
> +#define for_each_test(t)	 				\
> +	for (___j = 0; ___j < ARRAY_SIZE(tests); ___j++)	\
> +		for (t = &tests[___j][0]; t->func; t++)

why not have ____j on stack and pas it into for_each_test

for_each_test(j, t)                                     
...

jirka