Commit 48afbd70 authored Apr 27, 2015 by Christian König Committed by Alex Deucher Apr 27, 2015

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>

parent 26d4d129

drivers/gpu/drm/radeon/radeon_vm.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -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);