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ivpu_bo_remove_all_bos_from_context() could race with ivpu_bo_free() when prime buffer was closed after vpu device was closed. Move the bo_list from context to vdev and use a dedicated lock to sync it. This list is not modified when BO is added/removed from a context. Also rename ivpu_bo_free_vpu_addr() to ivpu_bo_unbind() because this function does more then just free vpu_addr. Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com> Link: https://patchwork.freedesktop.org/patch/msgid/20231031073156.1301669-3-stanislaw.gruszka@linux.intel.com