drm/amdgpu: set bulk_moveable to false when lru changed v2

if lru is changed, we cannot do bulk moving.
v2:
root bo isn't in bulk moving, skip its change.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index ccffcadfd73b..ffffe021cccf 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -623,6 +623,28 @@ void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm,
         list_add(&entry->tv.head, validated);
 }
 
+void amdgpu_vm_del_from_lru_notify(struct ttm_buffer_object *bo)
+{
+        struct amdgpu_bo *abo;
+        struct amdgpu_vm_bo_base *bo_base;
+
+        if (!amdgpu_bo_is_amdgpu_bo(bo))
+                return;
+
+        if (bo->mem.placement & TTM_PL_FLAG_NO_EVICT)
+                return;
+
+        abo = ttm_to_amdgpu_bo(bo);
+        if (!abo->parent)
+                return;
+        for (bo_base = abo->vm_bo; bo_base; bo_base = bo_base->next) {
+                struct amdgpu_vm *vm = bo_base->vm;
+
+                if (abo->tbo.resv == vm->root.base.bo->tbo.resv)
+                        vm->bulk_moveable = false;
+        }
+
+}
 /**
  * amdgpu_vm_move_to_lru_tail - move all BOs to the end of LRU
  *