troom 186 include/net/ipv6.h int troom; troom 4253 net/core/dev.c int troom = skb->tail + skb->data_len - skb->end; troom 4260 net/core/dev.c troom > 0 ? troom + 128 : 0, GFP_ATOMIC)) troom 680 net/ipv6/ip6_output.c state->troom = needed_tailroom; troom 704 net/ipv6/ip6_output.c state->hroom + state->troom, GFP_ATOMIC);