[Intel-gfx] [PATCH 1/6] drm/i915: Skip capturing errors from internal contexts

Mika Kuoppala mika.kuoppala at linux.intel.com
Tue Jan 28 10:51:51 UTC 2020


Chris Wilson <chris at chris-wilson.co.uk> writes:

> We don't want to report errors on the internal contexts to userspace,
> suppressing their own, so treat them as simulated errors. These mostly
> arise inside selftests and so are simulated anyway. For the rest, we can
> rely on the normal debug channels in CI.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

Reviewed-by: Mika Kuoppala <mika.kuoppala at linux.intel.com>

> ---
>  drivers/gpu/drm/i915/i915_gpu_error.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
> index 594341e27a47..0f67bef83106 100644
> --- a/drivers/gpu/drm/i915/i915_gpu_error.c
> +++ b/drivers/gpu/drm/i915/i915_gpu_error.c
> @@ -1228,7 +1228,7 @@ static bool record_context(struct i915_gem_context_coredump *e,
>  {
>  	struct i915_gem_context *ctx;
>  	struct task_struct *task;
> -	bool capture;
> +	bool simulated;
>  
>  	rcu_read_lock();
>  	ctx = rcu_dereference(rq->context->gem_context);
> @@ -1236,7 +1236,7 @@ static bool record_context(struct i915_gem_context_coredump *e,
>  		ctx = NULL;
>  	rcu_read_unlock();
>  	if (!ctx)
> -		return false;
> +		return true;
>  
>  	rcu_read_lock();
>  	task = pid_task(ctx->pid, PIDTYPE_PID);
> @@ -1250,10 +1250,10 @@ static bool record_context(struct i915_gem_context_coredump *e,
>  	e->guilty = atomic_read(&ctx->guilty_count);
>  	e->active = atomic_read(&ctx->active_count);
>  
> -	capture = i915_gem_context_no_error_capture(ctx);
> +	simulated = i915_gem_context_no_error_capture(ctx);
>  
>  	i915_gem_context_put(ctx);
> -	return capture;
> +	return simulated;
>  }
>  
>  struct intel_engine_capture_vma {
> -- 
> 2.25.0
>
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