From: Chris Wilson Date: Thu, 12 Dec 2019 14:04:33 +0000 (+0000) Subject: drm/i915/gt: Mark up ips_mchdev pointer access X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ad3662e239fcb0ad5e04a51d59f4f39dea7a13a7;p=linux.git drm/i915/gt: Mark up ips_mchdev pointer access 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] * drivers/gpu/drm/i915/gt/intel_rps.c:1726:24: struct drm_i915_private * Signed-off-by: Chris Wilson Reviewed-by: Venkata Sandeep Dhanalakota Link: https://patchwork.freedesktop.org/patch/msgid/20191212140459.1307617-7-chris@chris-wilson.co.uk --- diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c b/drivers/gpu/drm/i915/gt/intel_rps.c index fd01e4100fc14..106c9fce9d6c0 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); }