diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index c1a801203949..3a660ce75913 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1952,6 +1952,7 @@ int amdgpu_vm_bo_unmap(struct amdgpu_device *adev, struct amdgpu_bo_va_mapping *mapping; struct amdgpu_vm *vm = bo_va->base.vm; bool valid = true; + int r; saddr /= AMDGPU_GPU_PAGE_SIZE; @@ -1972,6 +1973,17 @@ int amdgpu_vm_bo_unmap(struct amdgpu_device *adev, return -ENOENT; } + /* It's unlikely to happen that the mapping userq hasn't been idled + * during user requests GEM unmap IOCTL except for forcing the unmap + * from user space. + */ + if (unlikely(atomic_read(&bo_va->userq_va_mapped) > 0)) { + r = amdgpu_userq_gem_va_unmap_validate(adev, mapping, saddr); + if (unlikely(r == -EBUSY)) + dev_warn_once(adev->dev, + "Attempt to unmap an active userq buffer\n"); + } + list_del(&mapping->list); amdgpu_vm_it_remove(mapping, &vm->va); mapping->bo_va = NULL; |