Quoting Tvrtko Ursulin (2019-07-22 13:33:14)
>
> On 18/07/2019 08:00, Chris Wilson wrote:
> > @@ -1113,9 +1121,8 @@ static int set_ppgtt(struct drm_i915_file_private
> > *file_priv,
> > set_ppgtt_barrier,
> > old);
> > if (err) {
> > - ctx->vm = old;
> > - ctx->desc_template = default_desc_template(ctx->i915, old);
> > - i915_vm_put(vm);
> > + i915_vm_put(__set_ppgtt(ctx, old));
> > + i915_vm_put(old);
>
> Shouldn't this still be i915_vm_out(vm), for the extra vm reference the
> function did further up?
__set_ppgtt() returns the vm, so this is
i915_vm_put(vm);
i915_vm_put(old); /* since we just acquired a ref to old again */
-Chris
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