[igt-dev] [PATCH i-g-t 2/2] tests/i915/gem_fd_exhaustion.c: Expect ENFILE when fds run out

[Chris Wilson]

Quoting Antonio Argenziano (2019-04-08 23:52:00)
> Change the test to expect gem_create to return ENFILE when we run out of
> fds.
> 
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Petri Latvala <petri.latvala at intel.com>
> Signed-off-by: Antonio Argenziano <antonio.argenziano at intel.com>
> ---
>  tests/i915/gem_fd_exhaustion.c | 11 ++++++-----
>  1 file changed, 6 insertions(+), 5 deletions(-)
> 
> diff --git a/tests/i915/gem_fd_exhaustion.c b/tests/i915/gem_fd_exhaustion.c
> index 23602b98..83d0e926 100644
> --- a/tests/i915/gem_fd_exhaustion.c
> +++ b/tests/i915/gem_fd_exhaustion.c
> @@ -48,15 +48,16 @@ igt_simple_main
>                         int leak = open("/dev/null", O_RDONLY);
>                         uint32_t handle;
>  
> -                       if (__gem_create(fd, 4096, &handle) == 0)
> -                               gem_close(fd, handle);
> -
>                         if (leak < 0) {
>                                 igt_info("fd exhaustion after %i rounds.\n", i);
> -                               igt_assert(__gem_create(fd, 4096,
> -                                                       &handle) < 0);
> +                               igt_assert_eq(__gem_create(fd, 4096,
> +                                                       &handle), -ENFILE);

It can also just fail by running out of memory, and memory says EMFILE.
-Chris