Displaying 1 result from an estimated 1 matches for "drm_fill_in_dev".
2012 Apr 22
1
[PATCH 1/5] drm: add optional per device rwsem for all ioctls
...ctls_rwsem);
+
if (cmd & IOC_OUT) {
if (copy_to_user((void __user *)arg, kdata,
usize) != 0)
diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
index aa454f8..4af3227 100644
--- a/drivers/gpu/drm/drm_stub.c
+++ b/drivers/gpu/drm/drm_stub.c
@@ -275,6 +275,8 @@ int drm_fill_in_dev(struct drm_device *dev,
mutex_init(&dev->struct_mutex);
mutex_init(&dev->ctxlist_mutex);
+ init_rwsem(&dev->ioctls_rwsem);
+
if (drm_ht_create(&dev->map_hash, 12)) {
return -ENOMEM;
}
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index dd73104..527dca...