drm/ttm: switch to per device LRU lock

Instead of having a global lock for potentially less contention.

Signed-off-by: Christian König <christian.koenig@amd.com>
Tested-by: Nirmoy Das <nirmoy.das@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/424010/

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 9d19078246c8..ae18c0e32347 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -638,15 +638,15 @@ void amdgpu_vm_move_to_lru_tail(struct amdgpu_device *adev,
 	struct amdgpu_vm_bo_base *bo_base;
 
 	if (vm->bulk_moveable) {
-		spin_lock(&ttm_glob.lru_lock);
+		spin_lock(&adev->mman.bdev.lru_lock);
 		ttm_bo_bulk_move_lru_tail(&vm->lru_bulk_move);
-		spin_unlock(&ttm_glob.lru_lock);
+		spin_unlock(&adev->mman.bdev.lru_lock);
 		return;
 	}
 
 	memset(&vm->lru_bulk_move, 0, sizeof(vm->lru_bulk_move));
 
-	spin_lock(&ttm_glob.lru_lock);
+	spin_lock(&adev->mman.bdev.lru_lock);
 	list_for_each_entry(bo_base, &vm->idle, vm_status) {
 		struct amdgpu_bo *bo = bo_base->bo;
 
@@ -660,7 +660,7 @@ void amdgpu_vm_move_to_lru_tail(struct amdgpu_device *adev,
 						&bo->shadow->tbo.mem,
 						&vm->lru_bulk_move);
 	}
-	spin_unlock(&ttm_glob.lru_lock);
+	spin_unlock(&adev->mman.bdev.lru_lock);
 
 	vm->bulk_moveable = true;
 }