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 <christian.koenig@amd.com>
CC: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2015-04-27 17:04:35 +02:00 committed by Alex Deucher
parent 26d4d129b6
commit 48afbd70ac

View File

@ -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);