Re: [Intel-gfx] [PATCH i-g-t] tests/i915/gem_ctx_persistence: adjust saturated-hostile test timeout

[Andrzej Hajda <andrzej.hajda@intel.com>]

On 22.09.2022 10:13, Andrzej Hajda wrote:
> GPU occasionally can hang during saturated-hostile test. Detection of
> such case and reset can take up to 5 seconds. While at it fix typo in
> definition of RESET_TIMEOUT_MS.
>
> Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/1551
> Signed-off-by: Andrzej Hajda <andrzej.hajda@intel.com>

Please ignore the patch, it has been superseded by:
https://patchwork.freedesktop.org/patch/504450/

Regards
Andrzej

> ---
>   tests/i915/gem_ctx_persistence.c | 7 ++++---
>   1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/tests/i915/gem_ctx_persistence.c b/tests/i915/gem_ctx_persistence.c
> index 50196edb19f..603fdd84438 100644
> --- a/tests/i915/gem_ctx_persistence.c
> +++ b/tests/i915/gem_ctx_persistence.c
> @@ -46,7 +46,8 @@
>   #include "intel_allocator.h"
>   #include "sw_sync.h"
>   
> -#define RESET_TIMEOUT_MS 2 * MSEC_PER_SEC; /* default: 640ms */
> +#define RESET_TIMEOUT_MS (2 * MSEC_PER_SEC) /* default: 640ms */
> +#define RESET_TIMEOUT_GPU_HANG_MS (10000 * MSEC_PER_SEC)
>   static unsigned long reset_timeout_ms = RESET_TIMEOUT_MS;
>   #define NSEC_PER_MSEC (1000 * 1000ull)
>   
> @@ -370,7 +371,7 @@ static void test_nohangcheck_hostile(int i915, const intel_ctx_cfg_t *cfg)
>   	igt_require(__enable_hangcheck(dir, false));
>   
>   	for_each_ctx_cfg_engine(i915, cfg, e) {
> -		int64_t timeout = 10000 * NSEC_PER_MSEC;
> +		int64_t timeout = RESET_TIMEOUT_GPU_HANG_MS;
>   		const intel_ctx_t *ctx = intel_ctx_create(i915, cfg);
>   		uint64_t ahnd = get_reloc_ahnd(i915, ctx->id);
>   		igt_spin_t *spin;
> @@ -951,7 +952,7 @@ test_saturated_hostile_all(int i915, const intel_ctx_t *base_ctx,
>   	intel_ctx_destroy(i915, ctx);
>   
>   	/* Hostile request requires a GPU reset to terminate */
> -	igt_assert_eq(wait_for_status(spin->out_fence, reset_timeout_ms), -EIO);
> +	igt_assert_eq(wait_for_status(spin->out_fence, RESET_TIMEOUT_GPU_HANG_MS), -EIO);
>   
>   	/* All other spinners should be left unharmed */
>   	gem_quiescent_gpu(i915);