diff options
author | Menglong Dong <imagedong@tencent.com> | 2022-03-04 14:00:44 +0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2022-03-04 12:17:11 +0000 |
commit | 7e726ed81e1ddd5fdc431e02b94fcfe2a9876d42 (patch) | |
tree | b69798c8c8bbaa44e80274bc0637446770dc7d3f | |
parent | 44f0bd40803c0e04f1c8cd59df3c7acce783ae9c (diff) |
net: dev: use kfree_skb_reason() for do_xdp_generic()
Replace kfree_skb() used in do_xdp_generic() with kfree_skb_reason().
The drop reason SKB_DROP_REASON_XDP is introduced for this case.
Signed-off-by: Menglong Dong <imagedong@tencent.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | include/linux/skbuff.h | 1 | ||||
-rw-r--r-- | include/trace/events/skb.h | 1 | ||||
-rw-r--r-- | net/core/dev.c | 2 |
3 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 44ecbfff2b69..7a38d0f90cef 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -405,6 +405,7 @@ enum skb_drop_reason { * full (see netdev_max_backlog in * net.rst) or RPS flow limit */ + SKB_DROP_REASON_XDP, /* dropped by XDP in input path */ SKB_DROP_REASON_MAX, }; diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h index 3bb90ca893ae..8c4c343c830f 100644 --- a/include/trace/events/skb.h +++ b/include/trace/events/skb.h @@ -48,6 +48,7 @@ EM(SKB_DROP_REASON_TC_EGRESS, TC_EGRESS) \ EM(SKB_DROP_REASON_QDISC_DROP, QDISC_DROP) \ EM(SKB_DROP_REASON_CPU_BACKLOG, CPU_BACKLOG) \ + EM(SKB_DROP_REASON_XDP, XDP) \ EMe(SKB_DROP_REASON_MAX, MAX) #undef EM diff --git a/net/core/dev.c b/net/core/dev.c index 460ac941a631..f449834a63df 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -4825,7 +4825,7 @@ int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff *skb) } return XDP_PASS; out_redir: - kfree_skb(skb); + kfree_skb_reason(skb, SKB_DROP_REASON_XDP); return XDP_DROP; } EXPORT_SYMBOL_GPL(do_xdp_generic); |