M_TC_FROM          53 include/linux/pkt_cls.h #define G_TC_FROM(x)       _TC_GETVALUE(x,S_TC_FROM,M_TC_FROM)
M_TC_FROM          55 include/linux/pkt_cls.h #define SET_TC_FROM(v,n)   ((V_TC_FROM(n)) | (v & ~M_TC_FROM))