BPF_F_CTXLEN_MASK 3799 net/core/filter.c u64 skb_size = (flags & BPF_F_CTXLEN_MASK) >> 32; BPF_F_CTXLEN_MASK 3801 net/core/filter.c if (unlikely(flags & ~(BPF_F_CTXLEN_MASK | BPF_F_INDEX_MASK))) BPF_F_CTXLEN_MASK 4141 net/core/filter.c u64 xdp_size = (flags & BPF_F_CTXLEN_MASK) >> 32; BPF_F_CTXLEN_MASK 4143 net/core/filter.c if (unlikely(flags & ~(BPF_F_CTXLEN_MASK | BPF_F_INDEX_MASK)))