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Commit adc674ce authored by Chris Wilson's avatar Chris Wilson
Browse files

drm/i915: Mark up ips for RCU protection 



drivers/gpu/drm/i915/intel_pm.c:8352:9: error: incompatible types in comparison expression (different address spaces)
drivers/gpu/drm/i915/intel_pm.c:8359:9: error: incompatible types in comparison expression (different address spaces)

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: default avatarMika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190412085410.10392-3-chris@chris-wilson.co.uk
parent 7a2a519a

drivers/gpu/drm/i915/intel_pm.c

+2 −2
Original line number Diff line number Diff line
@@ -8263,14 +8263,14 @@ unsigned long i915_gfx_val(struct drm_i915_private *dev_priv) 
	return val;

}



static struct drm_i915_private *i915_mch_dev;

static struct drm_i915_private __rcu *i915_mch_dev;



static struct drm_i915_private *mchdev_get(void)

{

	struct drm_i915_private *i915;



	rcu_read_lock();

	i915 = i915_mch_dev;

	i915 = rcu_dereference(i915_mch_dev);

	if (!kref_get_unless_zero(&i915->drm.ref))

		i915 = NULL;

	rcu_read_unlock();