From: Christian König Date: Wed, 2 Jul 2014 19:28:10 +0000 (+0200) Subject: drm/radeon: page table BOs are kernel allocations X-Git-Tag: v3.15.6~21 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a7bf949883de441a96efa1b5e9754e005eae3b1e;p=thirdparty%2Fkernel%2Fstable.git drm/radeon: page table BOs are kernel allocations commit 7dae77f8809a81b0dc5195debae8fd78cbbcc550 upstream. Userspace shouldn't be able to access them. Signed-off-by: Christian König Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c index c11b71d249e38..c8c48aa4181ed 100644 --- a/drivers/gpu/drm/radeon/radeon_vm.c +++ b/drivers/gpu/drm/radeon/radeon_vm.c @@ -493,7 +493,7 @@ int radeon_vm_bo_set_addr(struct radeon_device *rdev, mutex_unlock(&vm->mutex); r = radeon_bo_create(rdev, RADEON_VM_PTE_COUNT * 8, - RADEON_GPU_PAGE_SIZE, false, + RADEON_GPU_PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM, NULL, &pt); if (r) return r; @@ -913,7 +913,7 @@ int radeon_vm_init(struct radeon_device *rdev, struct radeon_vm *vm) return -ENOMEM; } - r = radeon_bo_create(rdev, pd_size, RADEON_VM_PTB_ALIGN_SIZE, false, + r = radeon_bo_create(rdev, pd_size, RADEON_VM_PTB_ALIGN_SIZE, true, RADEON_GEM_DOMAIN_VRAM, NULL, &vm->page_directory); if (r)