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| author | Christian König <christian.koenig@amd.com> | 2019-07-31 09:41:50 +0200 |
|---|---|---|
| committer | Christian König <christian.koenig@amd.com> | 2019-08-05 09:28:43 +0200 |
| commit | 0dbd555a011c2d096a7b7e40c83c5776a7df367c (patch) | |
| tree | 4399a2204760664daad1c91896aa3f8217744d43 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | |
| parent | 05103ea9a3159b9bb7004e9c0693948d4d6124f9 (diff) | |
| download | lwn-0dbd555a011c2d096a7b7e40c83c5776a7df367c.tar.gz lwn-0dbd555a011c2d096a7b7e40c83c5776a7df367c.zip | |
dma-buf: add more reservation object locking wrappers
Complete the abstraction of the ww_mutex inside the reservation object.
This allows us to add more handling and debugging to the reservation
object in the future.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/320761/
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 24c3c05e2fb7..f72d3625e162 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -2416,7 +2416,8 @@ void amdgpu_vm_bo_trace_cs(struct amdgpu_vm *vm, struct ww_acquire_ctx *ticket) struct amdgpu_bo *bo; bo = mapping->bo_va->base.bo; - if (READ_ONCE(bo->tbo.resv->lock.ctx) != ticket) + if (reservation_object_locking_ctx(bo->tbo.resv) != + ticket) continue; } |