1.. SPDX-License-Identifier: GPL-2.0
  2.. Copyright (C) 2023 Google LLC
  3
  4===========================================
  5netns_ipv4 enum fast path usage breakdown
  6===========================================
  7
  8============== ===================================== =================== =================== ==================================================
  9Type           Name                                  fastpath_tx_access  fastpath_rx_access  comment
 10============== ===================================== =================== =================== ==================================================
 11unsigned_long  LINUX_MIB_TCPKEEPALIVE                write_mostly                            tcp_keepalive_timer
 12unsigned_long  LINUX_MIB_DELAYEDACKS                 write_mostly                            tcp_delack_timer_handler,tcp_delack_timer
 13unsigned_long  LINUX_MIB_DELAYEDACKLOCKED            write_mostly                            tcp_delack_timer_handler,tcp_delack_timer
 14unsigned_long  LINUX_MIB_TCPAUTOCORKING              write_mostly                            tcp_push,tcp_sendmsg_locked
 15unsigned_long  LINUX_MIB_TCPFROMZEROWINDOWADV        write_mostly                            tcp_select_window,tcp_transmit-skb
 16unsigned_long  LINUX_MIB_TCPTOZEROWINDOWADV          write_mostly                            tcp_select_window,tcp_transmit-skb
 17unsigned_long  LINUX_MIB_TCPWANTZEROWINDOWADV        write_mostly                            tcp_select_window,tcp_transmit-skb
 18unsigned_long  LINUX_MIB_TCPORIGDATASENT             write_mostly                            tcp_write_xmit
 19unsigned_long  LINUX_MIB_TCPHPHITS                                       write_mostly        tcp_rcv_established,tcp_v4_do_rcv,tcp_v6_do_rcv
 20unsigned_long  LINUX_MIB_TCPRCVCOALESCE                                  write_mostly        tcp_try_coalesce,tcp_queue_rcv,tcp_rcv_established
 21unsigned_long  LINUX_MIB_TCPPUREACKS                                     write_mostly        tcp_ack,tcp_rcv_established
 22unsigned_long  LINUX_MIB_TCPHPACKS                                       write_mostly        tcp_ack,tcp_rcv_established
 23unsigned_long  LINUX_MIB_TCPDELIVERED                                    write_mostly        tcp_newly_delivered,tcp_ack,tcp_rcv_established
 24unsigned_long  LINUX_MIB_SYNCOOKIESSENT
 25unsigned_long  LINUX_MIB_SYNCOOKIESRECV
 26unsigned_long  LINUX_MIB_SYNCOOKIESFAILED
 27unsigned_long  LINUX_MIB_EMBRYONICRSTS
 28unsigned_long  LINUX_MIB_PRUNECALLED
 29unsigned_long  LINUX_MIB_RCVPRUNED
 30unsigned_long  LINUX_MIB_OFOPRUNED
 31unsigned_long  LINUX_MIB_OUTOFWINDOWICMPS
 32unsigned_long  LINUX_MIB_LOCKDROPPEDICMPS
 33unsigned_long  LINUX_MIB_ARPFILTER
 34unsigned_long  LINUX_MIB_TIMEWAITED
 35unsigned_long  LINUX_MIB_TIMEWAITRECYCLED
 36unsigned_long  LINUX_MIB_TIMEWAITKILLED
 37unsigned_long  LINUX_MIB_PAWSACTIVEREJECTED
 38unsigned_long  LINUX_MIB_PAWSESTABREJECTED
 39unsigned_long  LINUX_MIB_DELAYEDACKLOST
 40unsigned_long  LINUX_MIB_LISTENOVERFLOWS
 41unsigned_long  LINUX_MIB_LISTENDROPS
 42unsigned_long  LINUX_MIB_TCPRENORECOVERY
 43unsigned_long  LINUX_MIB_TCPSACKRECOVERY
 44unsigned_long  LINUX_MIB_TCPSACKRENEGING
 45unsigned_long  LINUX_MIB_TCPSACKREORDER
 46unsigned_long  LINUX_MIB_TCPRENOREORDER
 47unsigned_long  LINUX_MIB_TCPTSREORDER
 48unsigned_long  LINUX_MIB_TCPFULLUNDO
 49unsigned_long  LINUX_MIB_TCPPARTIALUNDO
 50unsigned_long  LINUX_MIB_TCPDSACKUNDO
 51unsigned_long  LINUX_MIB_TCPLOSSUNDO
 52unsigned_long  LINUX_MIB_TCPLOSTRETRANSMIT
 53unsigned_long  LINUX_MIB_TCPRENOFAILURES
 54unsigned_long  LINUX_MIB_TCPSACKFAILURES
 55unsigned_long  LINUX_MIB_TCPLOSSFAILURES
 56unsigned_long  LINUX_MIB_TCPFASTRETRANS
 57unsigned_long  LINUX_MIB_TCPSLOWSTARTRETRANS
 58unsigned_long  LINUX_MIB_TCPTIMEOUTS
 59unsigned_long  LINUX_MIB_TCPLOSSPROBES
 60unsigned_long  LINUX_MIB_TCPLOSSPROBERECOVERY
 61unsigned_long  LINUX_MIB_TCPRENORECOVERYFAIL
 62unsigned_long  LINUX_MIB_TCPSACKRECOVERYFAIL
 63unsigned_long  LINUX_MIB_TCPRCVCOLLAPSED
 64unsigned_long  LINUX_MIB_TCPDSACKOLDSENT
 65unsigned_long  LINUX_MIB_TCPDSACKOFOSENT
 66unsigned_long  LINUX_MIB_TCPDSACKRECV
 67unsigned_long  LINUX_MIB_TCPDSACKOFORECV
 68unsigned_long  LINUX_MIB_TCPABORTONDATA
 69unsigned_long  LINUX_MIB_TCPABORTONCLOSE
 70unsigned_long  LINUX_MIB_TCPABORTONMEMORY
 71unsigned_long  LINUX_MIB_TCPABORTONTIMEOUT
 72unsigned_long  LINUX_MIB_TCPABORTONLINGER
 73unsigned_long  LINUX_MIB_TCPABORTFAILED
 74unsigned_long  LINUX_MIB_TCPMEMORYPRESSURES
 75unsigned_long  LINUX_MIB_TCPMEMORYPRESSURESCHRONO
 76unsigned_long  LINUX_MIB_TCPSACKDISCARD
 77unsigned_long  LINUX_MIB_TCPDSACKIGNOREDOLD
 78unsigned_long  LINUX_MIB_TCPDSACKIGNOREDNOUNDO
 79unsigned_long  LINUX_MIB_TCPSPURIOUSRTOS
 80unsigned_long  LINUX_MIB_TCPMD5NOTFOUND
 81unsigned_long  LINUX_MIB_TCPMD5UNEXPECTED
 82unsigned_long  LINUX_MIB_TCPMD5FAILURE
 83unsigned_long  LINUX_MIB_SACKSHIFTED
 84unsigned_long  LINUX_MIB_SACKMERGED
 85unsigned_long  LINUX_MIB_SACKSHIFTFALLBACK
 86unsigned_long  LINUX_MIB_TCPBACKLOGDROP
 87unsigned_long  LINUX_MIB_PFMEMALLOCDROP
 88unsigned_long  LINUX_MIB_TCPMINTTLDROP
 89unsigned_long  LINUX_MIB_TCPDEFERACCEPTDROP
 90unsigned_long  LINUX_MIB_IPRPFILTER
 91unsigned_long  LINUX_MIB_TCPTIMEWAITOVERFLOW
 92unsigned_long  LINUX_MIB_TCPREQQFULLDOCOOKIES
 93unsigned_long  LINUX_MIB_TCPREQQFULLDROP
 94unsigned_long  LINUX_MIB_TCPRETRANSFAIL
 95unsigned_long  LINUX_MIB_TCPBACKLOGCOALESCE
 96unsigned_long  LINUX_MIB_TCPOFOQUEUE
 97unsigned_long  LINUX_MIB_TCPOFODROP
 98unsigned_long  LINUX_MIB_TCPOFOMERGE
 99unsigned_long  LINUX_MIB_TCPCHALLENGEACK
100unsigned_long  LINUX_MIB_TCPSYNCHALLENGE
101unsigned_long  LINUX_MIB_TCPFASTOPENACTIVE
102unsigned_long  LINUX_MIB_TCPFASTOPENACTIVEFAIL
103unsigned_long  LINUX_MIB_TCPFASTOPENPASSIVE
104unsigned_long  LINUX_MIB_TCPFASTOPENPASSIVEFAIL
105unsigned_long  LINUX_MIB_TCPFASTOPENLISTENOVERFLOW
106unsigned_long  LINUX_MIB_TCPFASTOPENCOOKIEREQD
107unsigned_long  LINUX_MIB_TCPFASTOPENBLACKHOLE
108unsigned_long  LINUX_MIB_TCPSPURIOUS_RTX_HOSTQUEUES
109unsigned_long  LINUX_MIB_BUSYPOLLRXPACKETS
110unsigned_long  LINUX_MIB_TCPSYNRETRANS
111unsigned_long  LINUX_MIB_TCPHYSTARTTRAINDETECT
112unsigned_long  LINUX_MIB_TCPHYSTARTTRAINCWND
113unsigned_long  LINUX_MIB_TCPHYSTARTDELAYDETECT
114unsigned_long  LINUX_MIB_TCPHYSTARTDELAYCWND
115unsigned_long  LINUX_MIB_TCPACKSKIPPEDSYNRECV
116unsigned_long  LINUX_MIB_TCPACKSKIPPEDPAWS
117unsigned_long  LINUX_MIB_TCPACKSKIPPEDSEQ
118unsigned_long  LINUX_MIB_TCPACKSKIPPEDFINWAIT2
119unsigned_long  LINUX_MIB_TCPACKSKIPPEDTIMEWAIT
120unsigned_long  LINUX_MIB_TCPACKSKIPPEDCHALLENGE
121unsigned_long  LINUX_MIB_TCPWINPROBE
122unsigned_long  LINUX_MIB_TCPMTUPFAIL
123unsigned_long  LINUX_MIB_TCPMTUPSUCCESS
124unsigned_long  LINUX_MIB_TCPDELIVEREDCE
125unsigned_long  LINUX_MIB_TCPACKCOMPRESSED
126unsigned_long  LINUX_MIB_TCPZEROWINDOWDROP
127unsigned_long  LINUX_MIB_TCPRCVQDROP
128unsigned_long  LINUX_MIB_TCPWQUEUETOOBIG
129unsigned_long  LINUX_MIB_TCPFASTOPENPASSIVEALTKEY
130unsigned_long  LINUX_MIB_TCPTIMEOUTREHASH
131unsigned_long  LINUX_MIB_TCPDUPLICATEDATAREHASH
132unsigned_long  LINUX_MIB_TCPDSACKRECVSEGS
133unsigned_long  LINUX_MIB_TCPDSACKIGNOREDDUBIOUS
134unsigned_long  LINUX_MIB_TCPMIGRATEREQSUCCESS
135unsigned_long  LINUX_MIB_TCPMIGRATEREQFAILURE
136unsigned_long  __LINUX_MIB_MAX
137============== ===================================== =================== =================== ==================================================