i915_gpu_coredump_copy_to_buffer
ssize_t got = i915_gpu_coredump_copy_to_buffer(error, buf, pos_err, buf_size - 1);
ret = i915_gpu_coredump_copy_to_buffer(error, buf, *pos, count);
ret = i915_gpu_coredump_copy_to_buffer(gpu, buf, off, count);
i915_gpu_coredump_copy_to_buffer(struct i915_gpu_coredump *error,