Messages in this thread | | | Date | Mon, 9 Nov 2020 16:40:31 -0800 | From | Jakub Kicinski <> | Subject | Re: [PATCH v2 net-next] net: udp: introduce UDP_MIB_MEMERRORS for udp_mem |
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On Thu, 5 Nov 2020 20:49:14 -0500 menglong8.dong@gmail.com wrote: > From: Menglong Dong <dong.menglong@zte.com.cn> > > When udp_memory_allocated is at the limit, __udp_enqueue_schedule_skb > will return a -ENOBUFS, and skb will be dropped in __udp_queue_rcv_skb > without any counters being done. It's hard to find out what happened > once this happen. > > So we introduce a UDP_MIB_MEMERRORS to do this job. Well, this change > looks friendly to the existing users, such as netstat: > > $ netstat -u -s > Udp: > 0 packets received > 639 packets to unknown port received. > 158689 packet receive errors > 180022 packets sent > RcvbufErrors: 20930 > MemErrors: 137759 > UdpLite: > IpExt: > InOctets: 257426235 > OutOctets: 257460598 > InNoECTPkts: 181177 > > v2: > - Fix some alignment problems > > Signed-off-by: Menglong Dong <dong.menglong@zte.com.cn>
Applied, thanks!
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