[igt-dev] [PATCH i-g-t] lib/aux: Ensure swap space prior to suspend to disk

[Chris Wilson]

Quoting don.hiatt at intel.com (2019-11-22 00:43:53)
> From: Don Hiatt <don.hiatt at intel.com>
> 
> Suspending to disk requires swap space, make sure it exists
> before attempting to suspend to disk.
> 
> Cc: Sujaritha Sundaresan <sujaritha.sundaresan at intel.com>
> Signed-off-by: Don Hiatt <don.hiatt at intel.com>
> ---
>  lib/igt_aux.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/lib/igt_aux.c b/lib/igt_aux.c
> index 578f857933f0..31c01624a651 100644
> --- a/lib/igt_aux.c
> +++ b/lib/igt_aux.c
> @@ -864,6 +864,10 @@ void igt_system_suspend_autoresume(enum igt_suspend_state state,
>         igt_require(test == SUSPEND_TEST_NONE ||
>                     faccessat(power_dir, "pm_test", R_OK | W_OK, 0) == 0);
>  
> +       if (state == SUSPEND_STATE_DISK)
> +               igt_require_f(intel_get_total_swap_mb() > 0,

igt_skip_f(state == SUSPEND_STATE_DISK &&
	   !intel_get_total_swap_mb(),

> +                             "Suspend to disk requires swap space.\n");
> +
>         orig_test = get_suspend_test(power_dir);
>         set_suspend_test(power_dir, test);
>  
> -- 
> 2.17.1
> 
> _______________________________________________
> igt-dev mailing list
> igt-dev at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/igt-dev