On 19/12/12 02:04, Chris Wilson wrote:
> drivers/gpu/drm/i915/gt/intel_rps.c:1726:24: error: incompatible types in
> comparison expression (different address spaces):
> drivers/gpu/drm/i915/gt/intel_rps.c:1726:24: struct drm_i915_private
> [noderef] <asn:4> *
> drivers/gpu/drm/i915/gt/intel_rps.c:1726:24: struct drm_i915_private *
>
> Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
> ---
> drivers/gpu/drm/i915/gt/intel_rps.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c
> b/drivers/gpu/drm/i915/gt/intel_rps.c
> index fd01e4100fc1..106c9fce9d6c 100644
> --- a/drivers/gpu/drm/i915/gt/intel_rps.c
> +++ b/drivers/gpu/drm/i915/gt/intel_rps.c
> @@ -1723,7 +1723,7 @@ void intel_rps_driver_register(struct intel_rps *rps)
>
> void intel_rps_driver_unregister(struct intel_rps *rps)
> {
> - if (ips_mchdev == rps_to_i915(rps))
> + if (rcu_access_pointer(ips_mchdev) == rps_to_i915(rps))
> rcu_assign_pointer(ips_mchdev, NULL);
> }
Right way to access rcu pointer.
Reviewed-by: Venkata Sandeep Dhanalakota <venkata.s.dhanalak...@intel.com>
>
> --
> 2.24.0
>
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