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-rw-r--r--include/drm/ttm/ttm_bo_api.h5
-rw-r--r--include/drm/ttm/ttm_bo_driver.h3
2 files changed, 1 insertions, 7 deletions
diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index e3d39c8..5805f4a 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -237,10 +237,7 @@ struct ttm_buffer_object {
struct list_head io_reserve_lru;
/**
- * Members protected by struct buffer_object_device::fence_lock
- * In addition, setting sync_obj to anything else
- * than NULL requires bo::reserved to be held. This allows for
- * checking NULL while reserved but not holding the mentioned lock.
+ * Members protected by a bo reservation.
*/
void *sync_obj;
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 5c8bb56..e1ee141e 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -521,8 +521,6 @@ struct ttm_bo_global {
*
* @driver: Pointer to a struct ttm_bo_driver struct setup by the driver.
* @man: An array of mem_type_managers.
- * @fence_lock: Protects the synchronizing members on *all* bos belonging
- * to this device.
* @vma_manager: Address space manager
* lru_lock: Spinlock that protects the buffer+device lru lists and
* ddestroy lists.
@@ -542,7 +540,6 @@ struct ttm_bo_device {
struct ttm_bo_global *glob;
struct ttm_bo_driver *driver;
struct ttm_mem_type_manager man[TTM_NUM_MEM_TYPES];
- spinlock_t fence_lock;
/*
* Protected by internal locks.
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