Symbol: ds_hdl_isready
usr/src/uts/sun4v/io/vlds.c
908
if ((rv = ds_hdl_isready(hdl, &is_ready)) != 0) {
usr/src/uts/sun4v/sys/ds_impl.h
495
int ds_hdl_isready(ds_svc_hdl_t hdl, uint_t *is_ready);