linux/include/trace
Menglong Dong 5e187189ec net: ip: add skb drop reasons for ip egress path
Replace kfree_skb() which is used in the packet egress path of IP layer
with kfree_skb_reason(). Functions that are involved include:

__ip_queue_xmit()
ip_finish_output()
ip_mc_finish_output()
ip6_output()
ip6_finish_output()
ip6_finish_output2()

Following new drop reasons are introduced:

SKB_DROP_REASON_IP_OUTNOROUTES
SKB_DROP_REASON_BPF_CGROUP_EGRESS
SKB_DROP_REASON_IPV6DISABLED
SKB_DROP_REASON_NEIGH_CREATEFAIL

Reviewed-by: Mengen Sun <mengensun@tencent.com>
Reviewed-by: Hao Peng <flyingpeng@tencent.com>
Signed-off-by: Menglong Dong <imagedong@tencent.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-02-26 12:53:58 +00:00
..
events net: ip: add skb drop reasons for ip egress path 2022-02-26 12:53:58 +00:00
bpf_probe.h tracing: Add '__rel_loc' using trace event macros 2021-12-06 15:37:21 -05:00
define_trace.h tracepoint: Optimize using static_call() 2020-09-01 09:58:06 +02:00
perf.h tracing/perf: Avoid -Warray-bounds warning for __rel_loc macro 2022-01-27 19:15:45 -05:00
syscall.h tracepoints: Migrate to use SYSCALL_WORK flag 2020-11-16 21:53:15 +01:00
trace_events.h tracing/perf: Avoid -Warray-bounds warning for __rel_loc macro 2022-01-27 19:15:45 -05:00