i_ldc_dring_acquire_release
return (i_ldc_dring_acquire_release(dhandle, LDC_COPY_IN, start, end));
return (i_ldc_dring_acquire_release(dhandle, LDC_COPY_OUT, start, end));
static int i_ldc_dring_acquire_release(ldc_dring_handle_t dhandle,