[Intel-gfx] [PATCH i-g-t] tests/drv_hangman: remove check for other drm clients

[Daniel Vetter]

On Mon, Dec 01, 2014 at 02:42:37PM +0000, tim.gore at intel.com wrote:
> From: Tim Gore <tim.gore at intel.com>
> 
> This test will not run on Android as the coreu service
> remains running even after the android system is stopped.
> Coreu is a client of drm and when the test finds this it
> fails an assert.
> Coreu is started by the init process and there is no
> tidy, non invasive way to stop it (init just restarts it).
> Coreu isn't doing anything and would not be expected to
> interfere with this test. In addition, all the other
> igt tests just rely on the user/test script to ensure
> that there are no other drm clients, so this test can
> do the same. On Android we must rely on coreu being
> dormant when this test runs.
> 
> Signed-off-by: Tim Gore <tim.gore at intel.com>

Yeah makes sense (we've discussed this a bit in private). Patch applied,
thanks.
-Daniel

> ---
>  tests/drv_hangman.c | 22 ----------------------
>  1 file changed, 22 deletions(-)
> 
> diff --git a/tests/drv_hangman.c b/tests/drv_hangman.c
> index 8fbc2d3..cdbded2 100644
> --- a/tests/drv_hangman.c
> +++ b/tests/drv_hangman.c
> @@ -163,26 +163,6 @@ static int get_line_count(const char *s)
>  	return count;
>  }
>  
> -static void check_other_clients(void)
> -{
> -	char tmp[1024];
> -	char *s;
> -	int dev, pid, uid, magic;
> -
> -	read_dfs("clients", tmp, sizeof(tmp));
> -	if (get_line_count(tmp) <= 2)
> -		return;
> -
> -	s = strstr(tmp, "y");
> -	igt_assert(s != NULL);
> -	igt_assert(sscanf(s, "y %d %d %d %d",
> -			  &dev, &pid, &uid, &magic) == 4);
> -
> -	igt_debug("client %d %d %d %d\n", dev, pid, uid, magic);
> -	igt_assert(pid == getpid());
> -	igt_debug("found myself in client list\n");
> -}
> -
>  #define MAGIC_NUMBER 0x10001
>  const uint32_t batch[] = { MI_NOOP,
>  			   MI_BATCH_BUFFER_END,
> @@ -252,7 +232,6 @@ static void test_error_state_basic(void)
>  {
>  	int fd;
>  
> -	check_other_clients();
>  	clear_error_state();
>  	assert_error_state_clear();
>  
> @@ -406,7 +385,6 @@ static void test_error_state_capture(unsigned ring_id,
>  	uint64_t offset;
>  	bool cmd_parser;
>  
> -	check_other_clients();
>  	clear_error_state();
>  
>  	fd = drm_open_any();
> -- 
> 2.1.3
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch