drm/radeon: reset BOs address after clearing it.

Otherwise it is possible that we will have page table corruption if we change a BOs address multiple times. Signed-off-by: Christian König <[email protected]> CC: [email protected] Signed-off-by: Alex Deucher <[email protected]>
SKAPUSTIANSKYI · Apr 27, 2015 · 48afbd7 · 48afbd7
1 parent 26d4d12
commit 48afbd7
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c
@@ -490,6 +490,8 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev,
 			spin_lock(&vm->status_lock);
 			list_add(&tmp->vm_status, &vm->freed);
 			spin_unlock(&vm->status_lock);
+
+			bo_va->addr = 0;
 		}
 
 		interval_tree_remove(&bo_va->it, &vm->va);