[PATCH 09/11] drm/vmwgfx: Stop checking for DRM_UNLOCKED
Daniel Vetter
daniel.vetter at ffwll.ch
Tue Sep 8 04:56:29 PDT 2015
drm core enforces now for DRIVER_MODESET that all ioctls are unlocked.
And all the old nasty ones from drm core aren't allowed for modern
drivers any more. Hence this is no longer needed.
Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
---
drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 8 --------
1 file changed, 8 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index e13b20bd9908..2320ba8c5eb1 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -1068,14 +1068,6 @@ static struct vmw_master *vmw_master_check(struct drm_device *dev,
mutex_unlock(&dev->master_mutex);
/*
- * Taking the drm_global_mutex after the TTM lock might deadlock
- */
- if (!(flags & DRM_UNLOCKED)) {
- DRM_ERROR("Refusing locked ioctl access.\n");
- return ERR_PTR(-EDEADLK);
- }
-
- /*
* Take the TTM lock. Possibly sleep waiting for the authenticating
* master to become master again, or for a SIGTERM if the
* authenticating master exits.
--
2.5.1
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