[Intel-gfx] [PATCH i-g-t 1/2] i915/gem_ctx_isolation: Protect inject_reset_context() from banning

[Nayana, Venkata Ramana]

> -----Original Message-----
> From: Chris Wilson <chris at chris-wilson.co.uk>
> Sent: Tuesday, January 5, 2021 4:56 PM
> To: intel-gfx at lists.freedesktop.org
> Cc: igt-dev at lists.freedesktop.org; Chris Wilson <chris at chris-wilson.co.uk>;
> Nayana, Venkata Ramana <venkata.ramana.nayana at intel.com>
> Subject: [PATCH i-g-t 1/2] i915/gem_ctx_isolation: Protect
> inject_reset_context() from banning
> 
> Disable banning as we deliberately inject GPU resets to test isolation.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Venkata Ramana Nayana <venkata.ramana.nayana at intel.com>
> ---
>  tests/i915/gem_ctx_isolation.c | 13 ++++++++++++-
>  1 file changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/tests/i915/gem_ctx_isolation.c b/tests/i915/gem_ctx_isolation.c
> index 58a35b487..4f1742685 100644
> --- a/tests/i915/gem_ctx_isolation.c
> +++ b/tests/i915/gem_ctx_isolation.c
> @@ -762,10 +762,21 @@ static void isolation(int fd,  #define S4 (4 << 8)
> #define SLEEP_MASK (0xf << 8)
> 
> +static uint32_t create_reset_context(int i915) {
> +	struct drm_i915_gem_context_param param = {
> +		.ctx_id = gem_context_clone_with_engines(i915, 0),
> +		.param = I915_CONTEXT_PARAM_BANNABLE,
> +	};
> +
> +	gem_context_set_param(i915, &param);
> +	return param.ctx_id;
> +}
> +
>  static void inject_reset_context(int fd, const struct intel_execution_engine2
> *e)  {
>  	struct igt_spin_factory opts = {
> -		.ctx = gem_context_clone_with_engines(fd, 0),
> +		.ctx = create_reset_context(fd),
>  		.engine = e->flags,
>  		.flags = IGT_SPIN_FAST,
>  	};
> --
> 2.30.0

Reviewed-by:  Venkata Ramana Nayana <venkata.ramana.nayana at intel.com>