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SubjectRe: [RFC PATCH 02/10] perf tests: add test for workqueue
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Hi Arnaldo,

On Wed, 2021-07-14 at 12:10 -0300, Arnaldo Carvalho de Melo wrote:
> Em Tue, Jul 13, 2021 at 02:11:13PM +0200, Riccardo Mancini escreveu:
> > It will have subtests testing threadpool and workqueue separately.
> > This patch only introduces the first subtest, checking that the
> > threadpool is correctly created and destructed.
> > This test will be expanded when new functions are added in next
> > patches.
> >
> > Signed-off-by: Riccardo Mancini <rickyman7@gmail.com>
<SNIP>
> > +
> > +
> > +static int __test__threadpool(void *_args)
> > +{
> > +       struct threadpool_test_args_t *args = _args;
> > +       struct threadpool_struct *pool;
> > +       int ret;
> > +
> > +       ret = __threadpool__prepare(&pool, args->pool_size);
>
> Turn the last three lines into one;

ok

>
>         int ret = __threadpool__prepare(&pool, args->pool_size);
>
> > +       if (ret)
> > +               return ret;
> > +
> > +       ret = __threadpool__teardown(pool);
> > +       if (ret)
> > +               return ret;
> > +
> > +       return 0;
>
> Humm, will you add something here in the following csets? Otherwise turn
> these 5 lines into one:
>
>         return __threadpool__teardown(pool);

ok, it was just copy-paste from above.

Thanks,
Riccardo

>
> > +}
> > +
> > +static const struct threadpool_test_args_t threadpool_test_args[] = {
> > +       {
> > +               .pool_size = 1
> > +       },
> > +       {
> > +               .pool_size = 2
> > +       },
> > +       {
> > +               .pool_size = 4
> > +       },
> > +       {
> > +               .pool_size = 8
> > +       },
> > +       {
> > +               .pool_size = 16
> > +       }
> > +};
> > +
> > +struct test_case {
> > +       const char *desc;
> > +       int (*func)(void *args);
> > +       void *args;
> > +       int n_args;
> > +       int arg_size;
> > +};
> > +
> > +static struct test_case workqueue_testcase_table[] = {
> > +       {
> > +               .desc = "Threadpool",
> > +               .func = __test__threadpool,
> > +               .args = (void *) threadpool_test_args,
> > +               .n_args = (int)ARRAY_SIZE(threadpool_test_args),
> > +               .arg_size = sizeof(struct threadpool_test_args_t)
> > +       }
> > +};
> > +
> > +
> > +int test__workqueue(struct test *test __maybe_unused, int i)
> > +{
> > +       int j, ret = 0;
> > +       struct test_case *tc;
> > +
> > +       if (i < 0 || i >= (int)ARRAY_SIZE(workqueue_testcase_table))
> > +               return -1;
> > +
> > +       tc = &workqueue_testcase_table[i];
> > +
> > +       for (j = 0; j < tc->n_args; j++) {
> > +               ret = tc->func(tc->args + (j*tc->arg_size));
> > +               if (ret)
> > +                       return ret;
> > +       }
> > +
> > +       return 0;
> > +}
> > +
> > +
> > +int test__workqueue_subtest_get_nr(void)
> > +{
> > +       return (int)ARRAY_SIZE(workqueue_testcase_table);
> > +}
> > +
> > +const char *test__workqueue_subtest_get_desc(int i)
> > +{
> > +       if (i < 0 || i >= (int)ARRAY_SIZE(workqueue_testcase_table))
> > +               return NULL;
> > +       return workqueue_testcase_table[i].desc;
> > +}
> > --
> > 2.31.1
> >
>


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