--- zzzz-none-000/linux-3.10.107/net/ipv4/proc.c 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/net/ipv4/proc.c 2021-02-04 17:41:59.000000000 +0000 @@ -52,6 +52,7 @@ static int sockstat_seq_show(struct seq_file *seq, void *v) { struct net *net = seq->private; + unsigned int frag_mem; int orphans, sockets; local_bh_disable(); @@ -62,7 +63,7 @@ socket_seq_show(seq); seq_printf(seq, "TCP: inuse %d orphan %d tw %d alloc %d mem %ld\n", sock_prot_inuse_get(net, &tcp_prot), orphans, - tcp_death_row.tw_count, sockets, + atomic_read(&tcp_death_row.tw_count), sockets, proto_memory_allocated(&tcp_prot)); seq_printf(seq, "UDP: inuse %d mem %ld\n", sock_prot_inuse_get(net, &udp_prot), @@ -71,8 +72,8 @@ sock_prot_inuse_get(net, &udplite_prot)); seq_printf(seq, "RAW: inuse %d\n", sock_prot_inuse_get(net, &raw_prot)); - seq_printf(seq, "FRAG: inuse %d memory %d\n", - ip_frag_nqueues(net), ip_frag_mem(net)); + frag_mem = ip_frag_mem(net); + seq_printf(seq, "FRAG: inuse %u memory %u\n", !!frag_mem, frag_mem); return 0; } @@ -111,7 +112,7 @@ SNMP_MIB_SENTINEL }; -/* Following RFC4293 items are displayed in /proc/net/netstat */ +/* Following items are displayed in /proc/net/netstat */ static const struct snmp_mib snmp4_ipextstats_list[] = { SNMP_MIB_ITEM("InNoRoutes", IPSTATS_MIB_INNOROUTES), SNMP_MIB_ITEM("InTruncatedPkts", IPSTATS_MIB_INTRUNCATEDPKTS), @@ -125,7 +126,12 @@ SNMP_MIB_ITEM("OutMcastOctets", IPSTATS_MIB_OUTMCASTOCTETS), SNMP_MIB_ITEM("InBcastOctets", IPSTATS_MIB_INBCASTOCTETS), SNMP_MIB_ITEM("OutBcastOctets", IPSTATS_MIB_OUTBCASTOCTETS), + /* Non RFC4293 fields */ SNMP_MIB_ITEM("InCsumErrors", IPSTATS_MIB_CSUMERRORS), + SNMP_MIB_ITEM("InNoECTPkts", IPSTATS_MIB_NOECTPKTS), + SNMP_MIB_ITEM("InECT1Pkts", IPSTATS_MIB_ECT1PKTS), + SNMP_MIB_ITEM("InECT0Pkts", IPSTATS_MIB_ECT0PKTS), + SNMP_MIB_ITEM("InCEPkts", IPSTATS_MIB_CEPKTS), SNMP_MIB_SENTINEL }; @@ -175,6 +181,7 @@ SNMP_MIB_ITEM("RcvbufErrors", UDP_MIB_RCVBUFERRORS), SNMP_MIB_ITEM("SndbufErrors", UDP_MIB_SNDBUFERRORS), SNMP_MIB_ITEM("InCsumErrors", UDP_MIB_CSUMERRORS), + SNMP_MIB_ITEM("IgnoredMulti", UDP_MIB_IGNOREDMULTI), SNMP_MIB_SENTINEL }; @@ -268,11 +275,34 @@ SNMP_MIB_ITEM("TCPChallengeACK", LINUX_MIB_TCPCHALLENGEACK), SNMP_MIB_ITEM("TCPSYNChallenge", LINUX_MIB_TCPSYNCHALLENGE), SNMP_MIB_ITEM("TCPFastOpenActive", LINUX_MIB_TCPFASTOPENACTIVE), + SNMP_MIB_ITEM("TCPFastOpenActiveFail", LINUX_MIB_TCPFASTOPENACTIVEFAIL), SNMP_MIB_ITEM("TCPFastOpenPassive", LINUX_MIB_TCPFASTOPENPASSIVE), SNMP_MIB_ITEM("TCPFastOpenPassiveFail", LINUX_MIB_TCPFASTOPENPASSIVEFAIL), SNMP_MIB_ITEM("TCPFastOpenListenOverflow", LINUX_MIB_TCPFASTOPENLISTENOVERFLOW), SNMP_MIB_ITEM("TCPFastOpenCookieReqd", LINUX_MIB_TCPFASTOPENCOOKIEREQD), SNMP_MIB_ITEM("TCPSpuriousRtxHostQueues", LINUX_MIB_TCPSPURIOUS_RTX_HOSTQUEUES), + SNMP_MIB_ITEM("BusyPollRxPackets", LINUX_MIB_BUSYPOLLRXPACKETS), + SNMP_MIB_ITEM("TCPAutoCorking", LINUX_MIB_TCPAUTOCORKING), + SNMP_MIB_ITEM("TCPFromZeroWindowAdv", LINUX_MIB_TCPFROMZEROWINDOWADV), + SNMP_MIB_ITEM("TCPToZeroWindowAdv", LINUX_MIB_TCPTOZEROWINDOWADV), + SNMP_MIB_ITEM("TCPWantZeroWindowAdv", LINUX_MIB_TCPWANTZEROWINDOWADV), + SNMP_MIB_ITEM("TCPSynRetrans", LINUX_MIB_TCPSYNRETRANS), + SNMP_MIB_ITEM("TCPOrigDataSent", LINUX_MIB_TCPORIGDATASENT), + SNMP_MIB_ITEM("TCPHystartTrainDetect", LINUX_MIB_TCPHYSTARTTRAINDETECT), + SNMP_MIB_ITEM("TCPHystartTrainCwnd", LINUX_MIB_TCPHYSTARTTRAINCWND), + SNMP_MIB_ITEM("TCPHystartDelayDetect", LINUX_MIB_TCPHYSTARTDELAYDETECT), + SNMP_MIB_ITEM("TCPHystartDelayCwnd", LINUX_MIB_TCPHYSTARTDELAYCWND), + SNMP_MIB_ITEM("TCPACKSkippedSynRecv", LINUX_MIB_TCPACKSKIPPEDSYNRECV), + SNMP_MIB_ITEM("TCPACKSkippedPAWS", LINUX_MIB_TCPACKSKIPPEDPAWS), + SNMP_MIB_ITEM("TCPACKSkippedSeq", LINUX_MIB_TCPACKSKIPPEDSEQ), + SNMP_MIB_ITEM("TCPACKSkippedFinWait2", LINUX_MIB_TCPACKSKIPPEDFINWAIT2), + SNMP_MIB_ITEM("TCPACKSkippedTimeWait", LINUX_MIB_TCPACKSKIPPEDTIMEWAIT), + SNMP_MIB_ITEM("TCPACKSkippedChallenge", LINUX_MIB_TCPACKSKIPPEDCHALLENGE), + SNMP_MIB_ITEM("TCPWinProbe", LINUX_MIB_TCPWINPROBE), + SNMP_MIB_ITEM("TCPKeepAlive", LINUX_MIB_TCPKEEPALIVE), + SNMP_MIB_ITEM("TCPMTUPFail", LINUX_MIB_TCPMTUPFAIL), + SNMP_MIB_ITEM("TCPMTUPSuccess", LINUX_MIB_TCPMTUPSUCCESS), + SNMP_MIB_ITEM("TCPWqueueTooBig", LINUX_MIB_TCPWQUEUETOOBIG), SNMP_MIB_SENTINEL }; @@ -282,12 +312,12 @@ int j; if (count) { - seq_printf(seq, "\nIcmpMsg:"); + seq_puts(seq, "\nIcmpMsg:"); for (j = 0; j < count; ++j) seq_printf(seq, " %sType%u", type[j] & 0x100 ? "Out" : "In", type[j] & 0xff); - seq_printf(seq, "\nIcmpMsg:"); + seq_puts(seq, "\nIcmpMsg:"); for (j = 0; j < count; ++j) seq_printf(seq, " %lu", vals[j]); } @@ -326,22 +356,22 @@ atomic_long_t *ptr = net->mib.icmpmsg_statistics->mibs; seq_puts(seq, "\nIcmp: InMsgs InErrors InCsumErrors"); - for (i=0; icmpmibmap[i].name != NULL; i++) + for (i = 0; icmpmibmap[i].name != NULL; i++) seq_printf(seq, " In%s", icmpmibmap[i].name); - seq_printf(seq, " OutMsgs OutErrors"); - for (i=0; icmpmibmap[i].name != NULL; i++) + seq_puts(seq, " OutMsgs OutErrors"); + for (i = 0; icmpmibmap[i].name != NULL; i++) seq_printf(seq, " Out%s", icmpmibmap[i].name); seq_printf(seq, "\nIcmp: %lu %lu %lu", - snmp_fold_field((void __percpu **) net->mib.icmp_statistics, ICMP_MIB_INMSGS), - snmp_fold_field((void __percpu **) net->mib.icmp_statistics, ICMP_MIB_INERRORS), - snmp_fold_field((void __percpu **) net->mib.icmp_statistics, ICMP_MIB_CSUMERRORS)); - for (i=0; icmpmibmap[i].name != NULL; i++) + snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_INMSGS), + snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_INERRORS), + snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_CSUMERRORS)); + for (i = 0; icmpmibmap[i].name != NULL; i++) seq_printf(seq, " %lu", atomic_long_read(ptr + icmpmibmap[i].index)); seq_printf(seq, " %lu %lu", - snmp_fold_field((void __percpu **) net->mib.icmp_statistics, ICMP_MIB_OUTMSGS), - snmp_fold_field((void __percpu **) net->mib.icmp_statistics, ICMP_MIB_OUTERRORS)); - for (i=0; icmpmibmap[i].name != NULL; i++) + snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_OUTMSGS), + snmp_fold_field(net->mib.icmp_statistics, ICMP_MIB_OUTERRORS)); + for (i = 0; icmpmibmap[i].name != NULL; i++) seq_printf(seq, " %lu", atomic_long_read(ptr + (icmpmibmap[i].index | 0x100))); } @@ -366,7 +396,7 @@ BUILD_BUG_ON(offsetof(struct ipstats_mib, mibs) != 0); for (i = 0; snmp4_ipstats_list[i].name != NULL; i++) seq_printf(seq, " %llu", - snmp_fold_field64((void __percpu **)net->mib.ip_statistics, + snmp_fold_field64(net->mib.ip_statistics, snmp4_ipstats_list[i].entry, offsetof(struct ipstats_mib, syncp))); @@ -382,11 +412,11 @@ /* MaxConn field is signed, RFC 2012 */ if (snmp4_tcp_list[i].entry == TCP_MIB_MAXCONN) seq_printf(seq, " %ld", - snmp_fold_field((void __percpu **)net->mib.tcp_statistics, + snmp_fold_field(net->mib.tcp_statistics, snmp4_tcp_list[i].entry)); else seq_printf(seq, " %lu", - snmp_fold_field((void __percpu **)net->mib.tcp_statistics, + snmp_fold_field(net->mib.tcp_statistics, snmp4_tcp_list[i].entry)); } @@ -397,7 +427,7 @@ seq_puts(seq, "\nUdp:"); for (i = 0; snmp4_udp_list[i].name != NULL; i++) seq_printf(seq, " %lu", - snmp_fold_field((void __percpu **)net->mib.udp_statistics, + snmp_fold_field(net->mib.udp_statistics, snmp4_udp_list[i].entry)); /* the UDP and UDP-Lite MIBs are the same */ @@ -408,7 +438,7 @@ seq_puts(seq, "\nUdpLite:"); for (i = 0; snmp4_udp_list[i].name != NULL; i++) seq_printf(seq, " %lu", - snmp_fold_field((void __percpu **)net->mib.udplite_statistics, + snmp_fold_field(net->mib.udplite_statistics, snmp4_udp_list[i].entry)); seq_putc(seq, '\n'); @@ -445,7 +475,7 @@ seq_puts(seq, "\nTcpExt:"); for (i = 0; snmp4_net_list[i].name != NULL; i++) seq_printf(seq, " %lu", - snmp_fold_field((void __percpu **)net->mib.net_statistics, + snmp_fold_field(net->mib.net_statistics, snmp4_net_list[i].entry)); seq_puts(seq, "\nIpExt:"); @@ -455,7 +485,7 @@ seq_puts(seq, "\nIpExt:"); for (i = 0; snmp4_ipextstats_list[i].name != NULL; i++) seq_printf(seq, " %llu", - snmp_fold_field64((void __percpu **)net->mib.ip_statistics, + snmp_fold_field64(net->mib.ip_statistics, snmp4_ipextstats_list[i].entry, offsetof(struct ipstats_mib, syncp))); @@ -510,6 +540,9 @@ int __init ip_misc_proc_init(void) { + if (IS_ENABLED(CONFIG_PROC_STRIPPED)) + return 0; + return register_pernet_subsys(&ip_proc_ops); }