[Intel-gfx] [PATCH 09/10] drm: Drop mode_config.mutex from get_resources ioctl

[Daniel Vetter]

The only thing this protected is the connector_list, which is
now protected differently.

Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
---
 drivers/gpu/drm/drm_crtc.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index d104717cab6b..0a678cfd9920 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1906,7 +1906,6 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
 
 	/* mode_config.mutex protects the connector list against e.g. DP MST
 	 * connector hot-adding. CRTC/Plane lists are invariant. */
-	mutex_lock(&dev->mode_config.mutex);
 	card_res->max_height = dev->mode_config.max_height;
 	card_res->min_height = dev->mode_config.min_height;
 	card_res->max_width = dev->mode_config.max_width;
@@ -1958,7 +1957,6 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
 	card_res->count_connectors = connector_count;
 
 out:
-	mutex_unlock(&dev->mode_config.mutex);
 	return ret;
 }
 
-- 
2.8.1