RF_STRING
RF_ERRORMSG2("RAIDFRAME: failed %s with %d\n", RF_STRING(f), rc); \
RF_ERRORMSG2("RAIDFRAME: failed %s with %d\n", RF_STRING(f), rc); \
#define RF_DBG_OPTION(_option_,_defval_) { RF_STRING(_option_), &rf_##_option_ },
#define RF_DBG_OPTION(_option_,_defval_) { RF_STRING(_option_), &rf_/**/_option_ },