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net: rename NET_{ADD|INC}_STATS_BH() 

Rename NET_INC_STATS_BH() to __NET_INC_STATS()
and NET_ADD_STATS_BH() to __NET_ADD_STATS()

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2016-04-27 16:44:39 -07:00 committed by David S. Miller
parent b15084ec7d
commit 02a1d6e7a6
25 changed files with 153 additions and 149 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/net/ip.h
View File

@ -193,9 +193,9 @@ void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb,
#define IP_UPD_PO_STATS(net, field, val) SNMP_UPD_PO_STATS64((net)->mib.ip_statistics, field, val) #define IP_UPD_PO_STATS(net, field, val) SNMP_UPD_PO_STATS64((net)->mib.ip_statistics, field, val)
#define __IP_UPD_PO_STATS(net, field, val) SNMP_UPD_PO_STATS64_BH((net)->mib.ip_statistics, field, val) #define __IP_UPD_PO_STATS(net, field, val) SNMP_UPD_PO_STATS64_BH((net)->mib.ip_statistics, field, val)
#define NET_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.net_statistics, field) #define NET_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.net_statistics, field)
#define NET_INC_STATS_BH(net, field) SNMP_INC_STATS_BH((net)->mib.net_statistics, field) #define __NET_INC_STATS(net, field) SNMP_INC_STATS_BH((net)->mib.net_statistics, field)
#define NET_ADD_STATS(net, field, adnd) SNMP_ADD_STATS((net)->mib.net_statistics, field, adnd) #define NET_ADD_STATS(net, field, adnd) SNMP_ADD_STATS((net)->mib.net_statistics, field, adnd)
#define NET_ADD_STATS_BH(net, field, adnd) SNMP_ADD_STATS_BH((net)->mib.net_statistics, field, adnd) #define __NET_ADD_STATS(net, field, adnd) SNMP_ADD_STATS_BH((net)->mib.net_statistics, field, adnd)
u64 snmp_get_cpu_field(void __percpu *mib, int cpu, int offct); u64 snmp_get_cpu_field(void __percpu *mib, int cpu, int offct);
unsigned long snmp_fold_field(void __percpu *mib, int offt); unsigned long snmp_fold_field(void __percpu *mib, int offt);

4
include/net/tcp.h
View File

@ -1743,7 +1743,7 @@ static inline __u32 cookie_init_sequence(const struct tcp_request_sock_ops *ops,
__u16 *mss) __u16 *mss)
{ {
tcp_synq_overflow(sk); tcp_synq_overflow(sk);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_SYNCOOKIESSENT); __NET_INC_STATS(sock_net(sk), LINUX_MIB_SYNCOOKIESSENT);
return ops->cookie_init_seq(skb, mss); return ops->cookie_init_seq(skb, mss);
} }
#else #else
@ -1852,7 +1852,7 @@ static inline void tcp_segs_in(struct tcp_sock *tp, const struct sk_buff *skb)
static inline void tcp_listendrop(const struct sock *sk) static inline void tcp_listendrop(const struct sock *sk)
{ {
atomic_inc(&((struct sock *)sk)->sk_drops); atomic_inc(&((struct sock *)sk)->sk_drops);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENDROPS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_LISTENDROPS);
} }
#endif /* _TCP_H */ #endif /* _TCP_H */

2
net/core/dev.c
View File

@ -4982,7 +4982,7 @@ bool sk_busy_loop(struct sock *sk, int nonblock)
netpoll_poll_unlock(have); netpoll_poll_unlock(have);
} }
if (rc > 0) if (rc > 0)
NET_ADD_STATS_BH(sock_net(sk), __NET_ADD_STATS(sock_net(sk),
LINUX_MIB_BUSYPOLLRXPACKETS, rc); LINUX_MIB_BUSYPOLLRXPACKETS, rc);
local_bh_enable(); local_bh_enable();

10
net/dccp/ipv4.c
View File

@ -205,7 +205,7 @@ void dccp_req_err(struct sock *sk, u64 seq)
* socket here. * socket here.
*/ */
if (!between48(seq, dccp_rsk(req)->dreq_iss, dccp_rsk(req)->dreq_gss)) { if (!between48(seq, dccp_rsk(req)->dreq_iss, dccp_rsk(req)->dreq_gss)) {
NET_INC_STATS_BH(net, LINUX_MIB_OUTOFWINDOWICMPS); __NET_INC_STATS(net, LINUX_MIB_OUTOFWINDOWICMPS);
} else { } else {
/* /*
* Still in RESPOND, just remove it silently. * Still in RESPOND, just remove it silently.
@ -273,7 +273,7 @@ static void dccp_v4_err(struct sk_buff *skb, u32 info)
* servers this needs to be solved differently. * servers this needs to be solved differently.
*/ */
if (sock_owned_by_user(sk)) if (sock_owned_by_user(sk))
NET_INC_STATS_BH(net, LINUX_MIB_LOCKDROPPEDICMPS); __NET_INC_STATS(net, LINUX_MIB_LOCKDROPPEDICMPS);
if (sk->sk_state == DCCP_CLOSED) if (sk->sk_state == DCCP_CLOSED)
goto out; goto out;
@ -281,7 +281,7 @@ static void dccp_v4_err(struct sk_buff *skb, u32 info)
dp = dccp_sk(sk); dp = dccp_sk(sk);
if ((1 << sk->sk_state) & ~(DCCPF_REQUESTING | DCCPF_LISTEN) && if ((1 << sk->sk_state) & ~(DCCPF_REQUESTING | DCCPF_LISTEN) &&
!between48(seq, dp->dccps_awl, dp->dccps_awh)) { !between48(seq, dp->dccps_awl, dp->dccps_awh)) {
NET_INC_STATS_BH(net, LINUX_MIB_OUTOFWINDOWICMPS); __NET_INC_STATS(net, LINUX_MIB_OUTOFWINDOWICMPS);
goto out; goto out;
} }
@ -431,11 +431,11 @@ struct sock *dccp_v4_request_recv_sock(const struct sock *sk,
return newsk; return newsk;
exit_overflow: exit_overflow:
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS);
exit_nonewsk: exit_nonewsk:
dst_release(dst); dst_release(dst);
exit: exit:
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENDROPS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_LISTENDROPS);
return NULL; return NULL;
put_and_exit: put_and_exit:
inet_csk_prepare_forced_close(newsk); inet_csk_prepare_forced_close(newsk);

8
net/dccp/ipv6.c
View File

@ -106,7 +106,7 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
bh_lock_sock(sk); bh_lock_sock(sk);
if (sock_owned_by_user(sk)) if (sock_owned_by_user(sk))
NET_INC_STATS_BH(net, LINUX_MIB_LOCKDROPPEDICMPS); __NET_INC_STATS(net, LINUX_MIB_LOCKDROPPEDICMPS);
if (sk->sk_state == DCCP_CLOSED) if (sk->sk_state == DCCP_CLOSED)
goto out; goto out;
@ -114,7 +114,7 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
dp = dccp_sk(sk); dp = dccp_sk(sk);
if ((1 << sk->sk_state) & ~(DCCPF_REQUESTING | DCCPF_LISTEN) && if ((1 << sk->sk_state) & ~(DCCPF_REQUESTING | DCCPF_LISTEN) &&
!between48(seq, dp->dccps_awl, dp->dccps_awh)) { !between48(seq, dp->dccps_awl, dp->dccps_awh)) {
NET_INC_STATS_BH(net, LINUX_MIB_OUTOFWINDOWICMPS); __NET_INC_STATS(net, LINUX_MIB_OUTOFWINDOWICMPS);
goto out; goto out;
} }
@ -527,11 +527,11 @@ static struct sock *dccp_v6_request_recv_sock(const struct sock *sk,
return newsk; return newsk;
out_overflow: out_overflow:
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS);
out_nonewsk: out_nonewsk:
dst_release(dst); dst_release(dst);
out: out:
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENDROPS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_LISTENDROPS);
return NULL; return NULL;
} }

4
net/dccp/timer.c
View File

@ -179,7 +179,7 @@ static void dccp_delack_timer(unsigned long data)
if (sock_owned_by_user(sk)) { if (sock_owned_by_user(sk)) {
/* Try again later. */ /* Try again later. */
icsk->icsk_ack.blocked = 1; icsk->icsk_ack.blocked = 1;
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKLOCKED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_DELAYEDACKLOCKED);
sk_reset_timer(sk, &icsk->icsk_delack_timer, sk_reset_timer(sk, &icsk->icsk_delack_timer,
jiffies + TCP_DELACK_MIN); jiffies + TCP_DELACK_MIN);
goto out; goto out;
@ -209,7 +209,7 @@ static void dccp_delack_timer(unsigned long data)
icsk->icsk_ack.ato = TCP_ATO_MIN; icsk->icsk_ack.ato = TCP_ATO_MIN;
} }
dccp_send_ack(sk); dccp_send_ack(sk);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_DELAYEDACKS);
} }
out: out:
bh_unlock_sock(sk); bh_unlock_sock(sk);

2
net/ipv4/arp.c
View File

@ -436,7 +436,7 @@ static int arp_filter(__be32 sip, __be32 tip, struct net_device *dev)
if (IS_ERR(rt)) if (IS_ERR(rt))
return 1; return 1;
if (rt->dst.dev != dev) { if (rt->dst.dev != dev) {
NET_INC_STATS_BH(net, LINUX_MIB_ARPFILTER); __NET_INC_STATS(net, LINUX_MIB_ARPFILTER);
flag = 1; flag = 1;
} }
ip_rt_put(rt); ip_rt_put(rt);

2
net/ipv4/inet_hashtables.c
View File

@ -360,7 +360,7 @@ static int __inet_check_established(struct inet_timewait_death_row *death_row,
__sk_nulls_add_node_rcu(sk, &head->chain); __sk_nulls_add_node_rcu(sk, &head->chain);
if (tw) { if (tw) {
sk_nulls_del_node_init_rcu((struct sock *)tw); sk_nulls_del_node_init_rcu((struct sock *)tw);
NET_INC_STATS_BH(net, LINUX_MIB_TIMEWAITRECYCLED); __NET_INC_STATS(net, LINUX_MIB_TIMEWAITRECYCLED);
} }
spin_unlock(lock); spin_unlock(lock);
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1); sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);

4
net/ipv4/inet_timewait_sock.c
View File

@ -147,9 +147,9 @@ static void tw_timer_handler(unsigned long data)
struct inet_timewait_sock *tw = (struct inet_timewait_sock *)data; struct inet_timewait_sock *tw = (struct inet_timewait_sock *)data;
if (tw->tw_kill) if (tw->tw_kill)
NET_INC_STATS_BH(twsk_net(tw), LINUX_MIB_TIMEWAITKILLED); __NET_INC_STATS(twsk_net(tw), LINUX_MIB_TIMEWAITKILLED);
else else
NET_INC_STATS_BH(twsk_net(tw), LINUX_MIB_TIMEWAITED); __NET_INC_STATS(twsk_net(tw), LINUX_MIB_TIMEWAITED);
inet_twsk_kill(tw); inet_twsk_kill(tw);
} }

2
net/ipv4/ip_input.c
View File

@ -337,7 +337,7 @@ static int ip_rcv_finish(struct net *net, struct sock *sk, struct sk_buff *skb)
iph->tos, skb->dev); iph->tos, skb->dev);
if (unlikely(err)) { if (unlikely(err)) {
if (err == -EXDEV) if (err == -EXDEV)
NET_INC_STATS_BH(net, LINUX_MIB_IPRPFILTER); __NET_INC_STATS(net, LINUX_MIB_IPRPFILTER);
goto drop; goto drop;
} }
} }

4
net/ipv4/syncookies.c
View File

@ -312,11 +312,11 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
mss = __cookie_v4_check(ip_hdr(skb), th, cookie); mss = __cookie_v4_check(ip_hdr(skb), th, cookie);
if (mss == 0) { if (mss == 0) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_SYNCOOKIESFAILED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_SYNCOOKIESFAILED);
goto out; goto out;
} }
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_SYNCOOKIESRECV); __NET_INC_STATS(sock_net(sk), LINUX_MIB_SYNCOOKIESRECV);
/* check for timestamp cookie support */ /* check for timestamp cookie support */
memset(&tcp_opt, 0, sizeof(tcp_opt)); memset(&tcp_opt, 0, sizeof(tcp_opt));

4
net/ipv4/tcp.c
View File

@ -2148,7 +2148,7 @@ adjudge_to_death:
if (tp->linger2 < 0) { if (tp->linger2 < 0) {
tcp_set_state(sk, TCP_CLOSE); tcp_set_state(sk, TCP_CLOSE);
tcp_send_active_reset(sk, GFP_ATOMIC); tcp_send_active_reset(sk, GFP_ATOMIC);
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPABORTONLINGER); LINUX_MIB_TCPABORTONLINGER);
} else { } else {
const int tmo = tcp_fin_time(sk); const int tmo = tcp_fin_time(sk);
@ -2167,7 +2167,7 @@ adjudge_to_death:
if (tcp_check_oom(sk, 0)) { if (tcp_check_oom(sk, 0)) {
tcp_set_state(sk, TCP_CLOSE); tcp_set_state(sk, TCP_CLOSE);
tcp_send_active_reset(sk, GFP_ATOMIC); tcp_send_active_reset(sk, GFP_ATOMIC);
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPABORTONMEMORY); LINUX_MIB_TCPABORTONMEMORY);
} }
} }

8
net/ipv4/tcp_cdg.c
View File

@ -155,9 +155,9 @@ static void tcp_cdg_hystart_update(struct sock *sk)
ca->last_ack = now_us; ca->last_ack = now_us;
if (after(now_us, ca->round_start + base_owd)) { if (after(now_us, ca->round_start + base_owd)) {
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPHYSTARTTRAINDETECT); LINUX_MIB_TCPHYSTARTTRAINDETECT);
NET_ADD_STATS_BH(sock_net(sk), __NET_ADD_STATS(sock_net(sk),
LINUX_MIB_TCPHYSTARTTRAINCWND, LINUX_MIB_TCPHYSTARTTRAINCWND,
tp->snd_cwnd); tp->snd_cwnd);
tp->snd_ssthresh = tp->snd_cwnd; tp->snd_ssthresh = tp->snd_cwnd;
@ -174,9 +174,9 @@ static void tcp_cdg_hystart_update(struct sock *sk)
125U); 125U);
if (ca->rtt.min > thresh) { if (ca->rtt.min > thresh) {
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPHYSTARTDELAYDETECT); LINUX_MIB_TCPHYSTARTDELAYDETECT);
NET_ADD_STATS_BH(sock_net(sk), __NET_ADD_STATS(sock_net(sk),
LINUX_MIB_TCPHYSTARTDELAYCWND, LINUX_MIB_TCPHYSTARTDELAYCWND,
tp->snd_cwnd); tp->snd_cwnd);
tp->snd_ssthresh = tp->snd_cwnd; tp->snd_ssthresh = tp->snd_cwnd;

8
net/ipv4/tcp_cubic.c
View File

@ -402,9 +402,9 @@ static void hystart_update(struct sock *sk, u32 delay)
ca->last_ack = now; ca->last_ack = now;
if ((s32)(now - ca->round_start) > ca->delay_min >> 4) { if ((s32)(now - ca->round_start) > ca->delay_min >> 4) {
ca->found |= HYSTART_ACK_TRAIN; ca->found |= HYSTART_ACK_TRAIN;
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPHYSTARTTRAINDETECT); LINUX_MIB_TCPHYSTARTTRAINDETECT);
NET_ADD_STATS_BH(sock_net(sk), __NET_ADD_STATS(sock_net(sk),
LINUX_MIB_TCPHYSTARTTRAINCWND, LINUX_MIB_TCPHYSTARTTRAINCWND,
tp->snd_cwnd); tp->snd_cwnd);
tp->snd_ssthresh = tp->snd_cwnd; tp->snd_ssthresh = tp->snd_cwnd;
@ -423,9 +423,9 @@ static void hystart_update(struct sock *sk, u32 delay)
if (ca->curr_rtt > ca->delay_min + if (ca->curr_rtt > ca->delay_min +
HYSTART_DELAY_THRESH(ca->delay_min >> 3)) { HYSTART_DELAY_THRESH(ca->delay_min >> 3)) {
ca->found |= HYSTART_DELAY; ca->found |= HYSTART_DELAY;
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPHYSTARTDELAYDETECT); LINUX_MIB_TCPHYSTARTDELAYDETECT);
NET_ADD_STATS_BH(sock_net(sk), __NET_ADD_STATS(sock_net(sk),
LINUX_MIB_TCPHYSTARTDELAYCWND, LINUX_MIB_TCPHYSTARTDELAYCWND,
tp->snd_cwnd); tp->snd_cwnd);
tp->snd_ssthresh = tp->snd_cwnd; tp->snd_ssthresh = tp->snd_cwnd;

10
net/ipv4/tcp_fastopen.c
View File

@ -256,7 +256,7 @@ static bool tcp_fastopen_queue_check(struct sock *sk)
req1 = fastopenq->rskq_rst_head; req1 = fastopenq->rskq_rst_head;
if (!req1 || time_after(req1->rsk_timer.expires, jiffies)) { if (!req1 || time_after(req1->rsk_timer.expires, jiffies)) {
spin_unlock(&fastopenq->lock); spin_unlock(&fastopenq->lock);
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPFASTOPENLISTENOVERFLOW); LINUX_MIB_TCPFASTOPENLISTENOVERFLOW);
return false; return false;
} }
@ -282,7 +282,7 @@ struct sock *tcp_try_fastopen(struct sock *sk, struct sk_buff *skb,
struct sock *child; struct sock *child;
if (foc->len == 0) /* Client requests a cookie */ if (foc->len == 0) /* Client requests a cookie */
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPFASTOPENCOOKIEREQD); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPFASTOPENCOOKIEREQD);
if (!((sysctl_tcp_fastopen & TFO_SERVER_ENABLE) && if (!((sysctl_tcp_fastopen & TFO_SERVER_ENABLE) &&
(syn_data || foc->len >= 0) && (syn_data || foc->len >= 0) &&
@ -311,13 +311,13 @@ fastopen:
child = tcp_fastopen_create_child(sk, skb, dst, req); child = tcp_fastopen_create_child(sk, skb, dst, req);
if (child) { if (child) {
foc->len = -1; foc->len = -1;
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPFASTOPENPASSIVE); LINUX_MIB_TCPFASTOPENPASSIVE);
return child; return child;
} }
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPFASTOPENPASSIVEFAIL); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPFASTOPENPASSIVEFAIL);
} else if (foc->len > 0) /* Client presents an invalid cookie */ } else if (foc->len > 0) /* Client presents an invalid cookie */
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPFASTOPENPASSIVEFAIL); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPFASTOPENPASSIVEFAIL);
valid_foc.exp = foc->exp; valid_foc.exp = foc->exp;
*foc = valid_foc; *foc = valid_foc;

96
net/ipv4/tcp_input.c
View File

@ -869,7 +869,7 @@ static void tcp_update_reordering(struct sock *sk, const int metric,
else else
mib_idx = LINUX_MIB_TCPSACKREORDER; mib_idx = LINUX_MIB_TCPSACKREORDER;
NET_INC_STATS_BH(sock_net(sk), mib_idx); __NET_INC_STATS(sock_net(sk), mib_idx);
#if FASTRETRANS_DEBUG > 1 #if FASTRETRANS_DEBUG > 1
pr_debug("Disorder%d %d %u f%u s%u rr%d\n", pr_debug("Disorder%d %d %u f%u s%u rr%d\n",
tp->rx_opt.sack_ok, inet_csk(sk)->icsk_ca_state, tp->rx_opt.sack_ok, inet_csk(sk)->icsk_ca_state,
@ -1062,7 +1062,7 @@ static bool tcp_check_dsack(struct sock *sk, const struct sk_buff *ack_skb,
if (before(start_seq_0, TCP_SKB_CB(ack_skb)->ack_seq)) { if (before(start_seq_0, TCP_SKB_CB(ack_skb)->ack_seq)) {
dup_sack = true; dup_sack = true;
tcp_dsack_seen(tp); tcp_dsack_seen(tp);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPDSACKRECV); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPDSACKRECV);
} else if (num_sacks > 1) { } else if (num_sacks > 1) {
u32 end_seq_1 = get_unaligned_be32(&sp[1].end_seq); u32 end_seq_1 = get_unaligned_be32(&sp[1].end_seq);
u32 start_seq_1 = get_unaligned_be32(&sp[1].start_seq); u32 start_seq_1 = get_unaligned_be32(&sp[1].start_seq);
@ -1071,7 +1071,7 @@ static bool tcp_check_dsack(struct sock *sk, const struct sk_buff *ack_skb,
!before(start_seq_0, start_seq_1)) { !before(start_seq_0, start_seq_1)) {
dup_sack = true; dup_sack = true;
tcp_dsack_seen(tp); tcp_dsack_seen(tp);
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPDSACKOFORECV); LINUX_MIB_TCPDSACKOFORECV);
} }
} }
@ -1289,7 +1289,7 @@ static bool tcp_shifted_skb(struct sock *sk, struct sk_buff *skb,
if (skb->len > 0) { if (skb->len > 0) {
BUG_ON(!tcp_skb_pcount(skb)); BUG_ON(!tcp_skb_pcount(skb));
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_SACKSHIFTED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_SACKSHIFTED);
return false; return false;
} }
@ -1313,7 +1313,7 @@ static bool tcp_shifted_skb(struct sock *sk, struct sk_buff *skb,
tcp_unlink_write_queue(skb, sk); tcp_unlink_write_queue(skb, sk);
sk_wmem_free_skb(sk, skb); sk_wmem_free_skb(sk, skb);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_SACKMERGED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_SACKMERGED);
return true; return true;
} }
@ -1469,7 +1469,7 @@ noop:
return skb; return skb;
fallback: fallback:
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_SACKSHIFTFALLBACK); __NET_INC_STATS(sock_net(sk), LINUX_MIB_SACKSHIFTFALLBACK);
return NULL; return NULL;
} }
@ -1657,7 +1657,7 @@ tcp_sacktag_write_queue(struct sock *sk, const struct sk_buff *ack_skb,
mib_idx = LINUX_MIB_TCPSACKDISCARD; mib_idx = LINUX_MIB_TCPSACKDISCARD;
} }
NET_INC_STATS_BH(sock_net(sk), mib_idx); __NET_INC_STATS(sock_net(sk), mib_idx);
if (i == 0) if (i == 0)
first_sack_index = -1; first_sack_index = -1;
continue; continue;
@ -1909,7 +1909,7 @@ void tcp_enter_loss(struct sock *sk)
skb = tcp_write_queue_head(sk); skb = tcp_write_queue_head(sk);
is_reneg = skb && (TCP_SKB_CB(skb)->sacked & TCPCB_SACKED_ACKED); is_reneg = skb && (TCP_SKB_CB(skb)->sacked & TCPCB_SACKED_ACKED);
if (is_reneg) { if (is_reneg) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPSACKRENEGING); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPSACKRENEGING);
tp->sacked_out = 0; tp->sacked_out = 0;
tp->fackets_out = 0; tp->fackets_out = 0;
} }
@ -2395,7 +2395,7 @@ static bool tcp_try_undo_recovery(struct sock *sk)
else else
mib_idx = LINUX_MIB_TCPFULLUNDO; mib_idx = LINUX_MIB_TCPFULLUNDO;
NET_INC_STATS_BH(sock_net(sk), mib_idx); __NET_INC_STATS(sock_net(sk), mib_idx);
} }
if (tp->snd_una == tp->high_seq && tcp_is_reno(tp)) { if (tp->snd_una == tp->high_seq && tcp_is_reno(tp)) {
/* Hold old state until something *above* high_seq /* Hold old state until something *above* high_seq
@ -2417,7 +2417,7 @@ static bool tcp_try_undo_dsack(struct sock *sk)
if (tp->undo_marker && !tp->undo_retrans) { if (tp->undo_marker && !tp->undo_retrans) {
DBGUNDO(sk, "D-SACK"); DBGUNDO(sk, "D-SACK");
tcp_undo_cwnd_reduction(sk, false); tcp_undo_cwnd_reduction(sk, false);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPDSACKUNDO); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPDSACKUNDO);
return true; return true;
} }
return false; return false;
@ -2432,9 +2432,9 @@ static bool tcp_try_undo_loss(struct sock *sk, bool frto_undo)
tcp_undo_cwnd_reduction(sk, true); tcp_undo_cwnd_reduction(sk, true);
DBGUNDO(sk, "partial loss"); DBGUNDO(sk, "partial loss");
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPLOSSUNDO); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPLOSSUNDO);
if (frto_undo) if (frto_undo)
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPSPURIOUSRTOS); LINUX_MIB_TCPSPURIOUSRTOS);
inet_csk(sk)->icsk_retransmits = 0; inet_csk(sk)->icsk_retransmits = 0;
if (frto_undo || tcp_is_sack(tp)) if (frto_undo || tcp_is_sack(tp))
@ -2559,7 +2559,7 @@ static void tcp_mtup_probe_failed(struct sock *sk)
icsk->icsk_mtup.search_high = icsk->icsk_mtup.probe_size - 1; icsk->icsk_mtup.search_high = icsk->icsk_mtup.probe_size - 1;
icsk->icsk_mtup.probe_size = 0; icsk->icsk_mtup.probe_size = 0;
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMTUPFAIL); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPMTUPFAIL);
} }
static void tcp_mtup_probe_success(struct sock *sk) static void tcp_mtup_probe_success(struct sock *sk)
@ -2579,7 +2579,7 @@ static void tcp_mtup_probe_success(struct sock *sk)
icsk->icsk_mtup.search_low = icsk->icsk_mtup.probe_size; icsk->icsk_mtup.search_low = icsk->icsk_mtup.probe_size;
icsk->icsk_mtup.probe_size = 0; icsk->icsk_mtup.probe_size = 0;
tcp_sync_mss(sk, icsk->icsk_pmtu_cookie); tcp_sync_mss(sk, icsk->icsk_pmtu_cookie);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMTUPSUCCESS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPMTUPSUCCESS);
} }
/* Do a simple retransmit without using the backoff mechanisms in /* Do a simple retransmit without using the backoff mechanisms in
@ -2643,7 +2643,7 @@ static void tcp_enter_recovery(struct sock *sk, bool ece_ack)
else else
mib_idx = LINUX_MIB_TCPSACKRECOVERY; mib_idx = LINUX_MIB_TCPSACKRECOVERY;
NET_INC_STATS_BH(sock_net(sk), mib_idx); __NET_INC_STATS(sock_net(sk), mib_idx);
tp->prior_ssthresh = 0; tp->prior_ssthresh = 0;
tcp_init_undo(tp); tcp_init_undo(tp);
@ -2736,7 +2736,7 @@ static bool tcp_try_undo_partial(struct sock *sk, const int acked)
DBGUNDO(sk, "partial recovery"); DBGUNDO(sk, "partial recovery");
tcp_undo_cwnd_reduction(sk, true); tcp_undo_cwnd_reduction(sk, true);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPPARTIALUNDO); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPPARTIALUNDO);
tcp_try_keep_open(sk); tcp_try_keep_open(sk);
return true; return true;
} }
@ -3431,7 +3431,7 @@ bool tcp_oow_rate_limited(struct net *net, const struct sk_buff *skb,
s32 elapsed = (s32)(tcp_time_stamp - *last_oow_ack_time); s32 elapsed = (s32)(tcp_time_stamp - *last_oow_ack_time);
if (0 <= elapsed && elapsed < sysctl_tcp_invalid_ratelimit) { if (0 <= elapsed && elapsed < sysctl_tcp_invalid_ratelimit) {
NET_INC_STATS_BH(net, mib_idx); __NET_INC_STATS(net, mib_idx);
return true; /* rate-limited: don't send yet! */ return true; /* rate-limited: don't send yet! */
} }
} }
@ -3464,7 +3464,7 @@ static void tcp_send_challenge_ack(struct sock *sk, const struct sk_buff *skb)
challenge_count = 0; challenge_count = 0;
} }
if (++challenge_count <= sysctl_tcp_challenge_ack_limit) { if (++challenge_count <= sysctl_tcp_challenge_ack_limit) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPCHALLENGEACK); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPCHALLENGEACK);
tcp_send_ack(sk); tcp_send_ack(sk);
} }
} }
@ -3513,7 +3513,7 @@ static void tcp_process_tlp_ack(struct sock *sk, u32 ack, int flag)
tcp_set_ca_state(sk, TCP_CA_CWR); tcp_set_ca_state(sk, TCP_CA_CWR);
tcp_end_cwnd_reduction(sk); tcp_end_cwnd_reduction(sk);
tcp_try_keep_open(sk); tcp_try_keep_open(sk);
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPLOSSPROBERECOVERY); LINUX_MIB_TCPLOSSPROBERECOVERY);
} else if (!(flag & (FLAG_SND_UNA_ADVANCED | } else if (!(flag & (FLAG_SND_UNA_ADVANCED |
FLAG_NOT_DUP | FLAG_DATA_SACKED))) { FLAG_NOT_DUP | FLAG_DATA_SACKED))) {
@ -3618,14 +3618,14 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag)
tcp_in_ack_event(sk, CA_ACK_WIN_UPDATE); tcp_in_ack_event(sk, CA_ACK_WIN_UPDATE);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPHPACKS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPHPACKS);
} else { } else {
u32 ack_ev_flags = CA_ACK_SLOWPATH; u32 ack_ev_flags = CA_ACK_SLOWPATH;
if (ack_seq != TCP_SKB_CB(skb)->end_seq) if (ack_seq != TCP_SKB_CB(skb)->end_seq)
flag |= FLAG_DATA; flag |= FLAG_DATA;
else else
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPPUREACKS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPPUREACKS);
flag |= tcp_ack_update_window(sk, skb, ack, ack_seq); flag |= tcp_ack_update_window(sk, skb, ack, ack_seq);
@ -4128,7 +4128,7 @@ static void tcp_dsack_set(struct sock *sk, u32 seq, u32 end_seq)
else else
mib_idx = LINUX_MIB_TCPDSACKOFOSENT; mib_idx = LINUX_MIB_TCPDSACKOFOSENT;
NET_INC_STATS_BH(sock_net(sk), mib_idx); __NET_INC_STATS(sock_net(sk), mib_idx);
tp->rx_opt.dsack = 1; tp->rx_opt.dsack = 1;
tp->duplicate_sack[0].start_seq = seq; tp->duplicate_sack[0].start_seq = seq;
@ -4152,7 +4152,7 @@ static void tcp_send_dupack(struct sock *sk, const struct sk_buff *skb)
if (TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq && if (TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq &&
before(TCP_SKB_CB(skb)->seq, tp->rcv_nxt)) { before(TCP_SKB_CB(skb)->seq, tp->rcv_nxt)) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKLOST); __NET_INC_STATS(sock_net(sk), LINUX_MIB_DELAYEDACKLOST);
tcp_enter_quickack_mode(sk); tcp_enter_quickack_mode(sk);
if (tcp_is_sack(tp) && sysctl_tcp_dsack) { if (tcp_is_sack(tp) && sysctl_tcp_dsack) {
@ -4302,7 +4302,7 @@ static bool tcp_try_coalesce(struct sock *sk,
atomic_add(delta, &sk->sk_rmem_alloc); atomic_add(delta, &sk->sk_rmem_alloc);
sk_mem_charge(sk, delta); sk_mem_charge(sk, delta);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPRCVCOALESCE); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPRCVCOALESCE);
TCP_SKB_CB(to)->end_seq = TCP_SKB_CB(from)->end_seq; TCP_SKB_CB(to)->end_seq = TCP_SKB_CB(from)->end_seq;
TCP_SKB_CB(to)->ack_seq = TCP_SKB_CB(from)->ack_seq; TCP_SKB_CB(to)->ack_seq = TCP_SKB_CB(from)->ack_seq;
TCP_SKB_CB(to)->tcp_flags |= TCP_SKB_CB(from)->tcp_flags; TCP_SKB_CB(to)->tcp_flags |= TCP_SKB_CB(from)->tcp_flags;
@ -4390,7 +4390,7 @@ static void tcp_data_queue_ofo(struct sock *sk, struct sk_buff *skb)
tcp_ecn_check_ce(tp, skb); tcp_ecn_check_ce(tp, skb);
if (unlikely(tcp_try_rmem_schedule(sk, skb, skb->truesize))) { if (unlikely(tcp_try_rmem_schedule(sk, skb, skb->truesize))) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPOFODROP); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPOFODROP);
tcp_drop(sk, skb); tcp_drop(sk, skb);
return; return;
} }
@ -4399,7 +4399,7 @@ static void tcp_data_queue_ofo(struct sock *sk, struct sk_buff *skb)
tp->pred_flags = 0; tp->pred_flags = 0;
inet_csk_schedule_ack(sk); inet_csk_schedule_ack(sk);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPOFOQUEUE); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPOFOQUEUE);
SOCK_DEBUG(sk, "out of order segment: rcv_next %X seq %X - %X\n", SOCK_DEBUG(sk, "out of order segment: rcv_next %X seq %X - %X\n",
tp->rcv_nxt, TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb)->end_seq); tp->rcv_nxt, TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb)->end_seq);
@ -4454,7 +4454,7 @@ static void tcp_data_queue_ofo(struct sock *sk, struct sk_buff *skb)
if (skb1 && before(seq, TCP_SKB_CB(skb1)->end_seq)) { if (skb1 && before(seq, TCP_SKB_CB(skb1)->end_seq)) {
if (!after(end_seq, TCP_SKB_CB(skb1)->end_seq)) { if (!after(end_seq, TCP_SKB_CB(skb1)->end_seq)) {
/* All the bits are present. Drop. */ /* All the bits are present. Drop. */
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPOFOMERGE); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPOFOMERGE);
tcp_drop(sk, skb); tcp_drop(sk, skb);
skb = NULL; skb = NULL;
tcp_dsack_set(sk, seq, end_seq); tcp_dsack_set(sk, seq, end_seq);
@ -4493,7 +4493,7 @@ static void tcp_data_queue_ofo(struct sock *sk, struct sk_buff *skb)
__skb_unlink(skb1, &tp->out_of_order_queue); __skb_unlink(skb1, &tp->out_of_order_queue);
tcp_dsack_extend(sk, TCP_SKB_CB(skb1)->seq, tcp_dsack_extend(sk, TCP_SKB_CB(skb1)->seq,
TCP_SKB_CB(skb1)->end_seq); TCP_SKB_CB(skb1)->end_seq);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPOFOMERGE); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPOFOMERGE);
tcp_drop(sk, skb1); tcp_drop(sk, skb1);
} }
@ -4658,7 +4658,7 @@ queue_and_out:
if (!after(TCP_SKB_CB(skb)->end_seq, tp->rcv_nxt)) { if (!after(TCP_SKB_CB(skb)->end_seq, tp->rcv_nxt)) {
/* A retransmit, 2nd most common case. Force an immediate ack. */ /* A retransmit, 2nd most common case. Force an immediate ack. */
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKLOST); __NET_INC_STATS(sock_net(sk), LINUX_MIB_DELAYEDACKLOST);
tcp_dsack_set(sk, TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb)->end_seq); tcp_dsack_set(sk, TCP_SKB_CB(skb)->seq, TCP_SKB_CB(skb)->end_seq);
out_of_window: out_of_window:
@ -4704,7 +4704,7 @@ static struct sk_buff *tcp_collapse_one(struct sock *sk, struct sk_buff *skb,
__skb_unlink(skb, list); __skb_unlink(skb, list);
__kfree_skb(skb); __kfree_skb(skb);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPRCVCOLLAPSED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPRCVCOLLAPSED);
return next; return next;
} }
@ -4863,7 +4863,7 @@ static bool tcp_prune_ofo_queue(struct sock *sk)
bool res = false; bool res = false;
if (!skb_queue_empty(&tp->out_of_order_queue)) { if (!skb_queue_empty(&tp->out_of_order_queue)) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_OFOPRUNED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_OFOPRUNED);
__skb_queue_purge(&tp->out_of_order_queue); __skb_queue_purge(&tp->out_of_order_queue);
/* Reset SACK state. A conforming SACK implementation will /* Reset SACK state. A conforming SACK implementation will
@ -4892,7 +4892,7 @@ static int tcp_prune_queue(struct sock *sk)
SOCK_DEBUG(sk, "prune_queue: c=%x\n", tp->copied_seq); SOCK_DEBUG(sk, "prune_queue: c=%x\n", tp->copied_seq);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_PRUNECALLED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_PRUNECALLED);
if (atomic_read(&sk->sk_rmem_alloc) >= sk->sk_rcvbuf) if (atomic_read(&sk->sk_rmem_alloc) >= sk->sk_rcvbuf)
tcp_clamp_window(sk); tcp_clamp_window(sk);
@ -4922,7 +4922,7 @@ static int tcp_prune_queue(struct sock *sk)
* drop receive data on the floor. It will get retransmitted * drop receive data on the floor. It will get retransmitted
* and hopefully then we'll have sufficient space. * and hopefully then we'll have sufficient space.
*/ */
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_RCVPRUNED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_RCVPRUNED);
/* Massive buffer overcommit. */ /* Massive buffer overcommit. */
tp->pred_flags = 0; tp->pred_flags = 0;
@ -5181,7 +5181,7 @@ static bool tcp_validate_incoming(struct sock *sk, struct sk_buff *skb,
if (tcp_fast_parse_options(skb, th, tp) && tp->rx_opt.saw_tstamp && if (tcp_fast_parse_options(skb, th, tp) && tp->rx_opt.saw_tstamp &&
tcp_paws_discard(sk, skb)) { tcp_paws_discard(sk, skb)) {
if (!th->rst) { if (!th->rst) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_PAWSESTABREJECTED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_PAWSESTABREJECTED);
if (!tcp_oow_rate_limited(sock_net(sk), skb, if (!tcp_oow_rate_limited(sock_net(sk), skb,
LINUX_MIB_TCPACKSKIPPEDPAWS, LINUX_MIB_TCPACKSKIPPEDPAWS,
&tp->last_oow_ack_time)) &tp->last_oow_ack_time))
@ -5234,7 +5234,7 @@ static bool tcp_validate_incoming(struct sock *sk, struct sk_buff *skb,
syn_challenge: syn_challenge:
if (syn_inerr) if (syn_inerr)
__TCP_INC_STATS(sock_net(sk), TCP_MIB_INERRS); __TCP_INC_STATS(sock_net(sk), TCP_MIB_INERRS);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPSYNCHALLENGE); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPSYNCHALLENGE);
tcp_send_challenge_ack(sk, skb); tcp_send_challenge_ack(sk, skb);
goto discard; goto discard;
} }
@ -5377,7 +5377,8 @@ void tcp_rcv_established(struct sock *sk, struct sk_buff *skb,
__skb_pull(skb, tcp_header_len); __skb_pull(skb, tcp_header_len);
tcp_rcv_nxt_update(tp, TCP_SKB_CB(skb)->end_seq); tcp_rcv_nxt_update(tp, TCP_SKB_CB(skb)->end_seq);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPHPHITSTOUSER); __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPHPHITSTOUSER);
eaten = 1; eaten = 1;
} }
} }
@ -5399,7 +5400,7 @@ void tcp_rcv_established(struct sock *sk, struct sk_buff *skb,
tcp_rcv_rtt_measure_ts(sk, skb); tcp_rcv_rtt_measure_ts(sk, skb);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPHPHITS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPHPHITS);
/* Bulk data transfer: receiver */ /* Bulk data transfer: receiver */
eaten = tcp_queue_rcv(sk, skb, tcp_header_len, eaten = tcp_queue_rcv(sk, skb, tcp_header_len,
@ -5549,12 +5550,14 @@ static bool tcp_rcv_fastopen_synack(struct sock *sk, struct sk_buff *synack,
break; break;
} }
tcp_rearm_rto(sk); tcp_rearm_rto(sk);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPFASTOPENACTIVEFAIL); __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPFASTOPENACTIVEFAIL);
return true; return true;
} }
tp->syn_data_acked = tp->syn_data; tp->syn_data_acked = tp->syn_data;
if (tp->syn_data_acked) if (tp->syn_data_acked)
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPFASTOPENACTIVE); __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPFASTOPENACTIVE);
tcp_fastopen_add_skb(sk, synack); tcp_fastopen_add_skb(sk, synack);
@ -5589,7 +5592,8 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr && if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr &&
!between(tp->rx_opt.rcv_tsecr, tp->retrans_stamp, !between(tp->rx_opt.rcv_tsecr, tp->retrans_stamp,
tcp_time_stamp)) { tcp_time_stamp)) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_PAWSACTIVEREJECTED); __NET_INC_STATS(sock_net(sk),
LINUX_MIB_PAWSACTIVEREJECTED);
goto reset_and_undo; goto reset_and_undo;
} }
@ -5958,7 +5962,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb)
(TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq && (TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq &&
after(TCP_SKB_CB(skb)->end_seq - th->fin, tp->rcv_nxt))) { after(TCP_SKB_CB(skb)->end_seq - th->fin, tp->rcv_nxt))) {
tcp_done(sk); tcp_done(sk);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPABORTONDATA); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPABORTONDATA);
return 1; return 1;
} }
@ -6015,7 +6019,7 @@ int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb)
if (sk->sk_shutdown & RCV_SHUTDOWN) { if (sk->sk_shutdown & RCV_SHUTDOWN) {
if (TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq && if (TCP_SKB_CB(skb)->end_seq != TCP_SKB_CB(skb)->seq &&
after(TCP_SKB_CB(skb)->end_seq - th->fin, tp->rcv_nxt)) { after(TCP_SKB_CB(skb)->end_seq - th->fin, tp->rcv_nxt)) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPABORTONDATA); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPABORTONDATA);
tcp_reset(sk); tcp_reset(sk);
return 1; return 1;
} }
@ -6153,10 +6157,10 @@ static bool tcp_syn_flood_action(const struct sock *sk,
if (net->ipv4.sysctl_tcp_syncookies) { if (net->ipv4.sysctl_tcp_syncookies) {
msg = "Sending cookies"; msg = "Sending cookies";
want_cookie = true; want_cookie = true;
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPREQQFULLDOCOOKIES); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPREQQFULLDOCOOKIES);
} else } else
#endif #endif
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPREQQFULLDROP); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPREQQFULLDROP);
if (!queue->synflood_warned && if (!queue->synflood_warned &&
net->ipv4.sysctl_tcp_syncookies != 2 && net->ipv4.sysctl_tcp_syncookies != 2 &&
@ -6217,7 +6221,7 @@ int tcp_conn_request(struct request_sock_ops *rsk_ops,
* timeout. * timeout.
*/ */
if (sk_acceptq_is_full(sk) && inet_csk_reqsk_queue_young(sk) > 1) { if (sk_acceptq_is_full(sk) && inet_csk_reqsk_queue_young(sk) > 1) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS);
goto drop; goto drop;
} }
@ -6264,7 +6268,7 @@ int tcp_conn_request(struct request_sock_ops *rsk_ops,
if (dst && strict && if (dst && strict &&
!tcp_peer_is_proven(req, dst, true, !tcp_peer_is_proven(req, dst, true,
tmp_opt.saw_tstamp)) { tmp_opt.saw_tstamp)) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_PAWSPASSIVEREJECTED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_PAWSPASSIVEREJECTED);
goto drop_and_release; goto drop_and_release;
} }
} }

20
net/ipv4/tcp_ipv4.c
View File

@ -320,7 +320,7 @@ void tcp_req_err(struct sock *sk, u32 seq, bool abort)
* an established socket here. * an established socket here.
*/ */
if (seq != tcp_rsk(req)->snt_isn) { if (seq != tcp_rsk(req)->snt_isn) {
NET_INC_STATS_BH(net, LINUX_MIB_OUTOFWINDOWICMPS); __NET_INC_STATS(net, LINUX_MIB_OUTOFWINDOWICMPS);
} else if (abort) { } else if (abort) {
/* /*
* Still in SYN_RECV, just remove it silently. * Still in SYN_RECV, just remove it silently.
@ -396,13 +396,13 @@ void tcp_v4_err(struct sk_buff *icmp_skb, u32 info)
*/ */
if (sock_owned_by_user(sk)) { if (sock_owned_by_user(sk)) {
if (!(type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED)) if (!(type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED))
NET_INC_STATS_BH(net, LINUX_MIB_LOCKDROPPEDICMPS); __NET_INC_STATS(net, LINUX_MIB_LOCKDROPPEDICMPS);
} }
if (sk->sk_state == TCP_CLOSE) if (sk->sk_state == TCP_CLOSE)
goto out; goto out;
if (unlikely(iph->ttl < inet_sk(sk)->min_ttl)) { if (unlikely(iph->ttl < inet_sk(sk)->min_ttl)) {
NET_INC_STATS_BH(net, LINUX_MIB_TCPMINTTLDROP); __NET_INC_STATS(net, LINUX_MIB_TCPMINTTLDROP);
goto out; goto out;
} }
@ -413,7 +413,7 @@ void tcp_v4_err(struct sk_buff *icmp_skb, u32 info)
snd_una = fastopen ? tcp_rsk(fastopen)->snt_isn : tp->snd_una; snd_una = fastopen ? tcp_rsk(fastopen)->snt_isn : tp->snd_una;
if (sk->sk_state != TCP_LISTEN && if (sk->sk_state != TCP_LISTEN &&
!between(seq, snd_una, tp->snd_nxt)) { !between(seq, snd_una, tp->snd_nxt)) {
NET_INC_STATS_BH(net, LINUX_MIB_OUTOFWINDOWICMPS); __NET_INC_STATS(net, LINUX_MIB_OUTOFWINDOWICMPS);
goto out; goto out;
} }
@ -1151,12 +1151,12 @@ static bool tcp_v4_inbound_md5_hash(const struct sock *sk,
return false; return false;
if (hash_expected && !hash_location) { if (hash_expected && !hash_location) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5NOTFOUND); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPMD5NOTFOUND);
return true; return true;
} }
if (!hash_expected && hash_location) { if (!hash_expected && hash_location) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5UNEXPECTED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPMD5UNEXPECTED);
return true; return true;
} }
@ -1342,7 +1342,7 @@ struct sock *tcp_v4_syn_recv_sock(const struct sock *sk, struct sk_buff *skb,
return newsk; return newsk;
exit_overflow: exit_overflow:
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS);
exit_nonewsk: exit_nonewsk:
dst_release(dst); dst_release(dst);
exit: exit:
@ -1513,7 +1513,7 @@ bool tcp_prequeue(struct sock *sk, struct sk_buff *skb)
while ((skb1 = __skb_dequeue(&tp->ucopy.prequeue)) != NULL) { while ((skb1 = __skb_dequeue(&tp->ucopy.prequeue)) != NULL) {
sk_backlog_rcv(sk, skb1); sk_backlog_rcv(sk, skb1);
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPPREQUEUEDROPPED); LINUX_MIB_TCPPREQUEUEDROPPED);
} }
@ -1629,7 +1629,7 @@ process:
} }
} }
if (unlikely(iph->ttl < inet_sk(sk)->min_ttl)) { if (unlikely(iph->ttl < inet_sk(sk)->min_ttl)) {
NET_INC_STATS_BH(net, LINUX_MIB_TCPMINTTLDROP); __NET_INC_STATS(net, LINUX_MIB_TCPMINTTLDROP);
goto discard_and_relse; goto discard_and_relse;
} }
@ -1662,7 +1662,7 @@ process:
} else if (unlikely(sk_add_backlog(sk, skb, } else if (unlikely(sk_add_backlog(sk, skb,
sk->sk_rcvbuf + sk->sk_sndbuf))) { sk->sk_rcvbuf + sk->sk_sndbuf))) {
bh_unlock_sock(sk); bh_unlock_sock(sk);
NET_INC_STATS_BH(net, LINUX_MIB_TCPBACKLOGDROP); __NET_INC_STATS(net, LINUX_MIB_TCPBACKLOGDROP);
goto discard_and_relse; goto discard_and_relse;
} }
bh_unlock_sock(sk); bh_unlock_sock(sk);

10
net/ipv4/tcp_minisocks.c
View File

@ -235,7 +235,7 @@ kill:
} }
if (paws_reject) if (paws_reject)
NET_INC_STATS_BH(twsk_net(tw), LINUX_MIB_PAWSESTABREJECTED); __NET_INC_STATS(twsk_net(tw), LINUX_MIB_PAWSESTABREJECTED);
if (!th->rst) { if (!th->rst) {
/* In this case we must reset the TIMEWAIT timer. /* In this case we must reset the TIMEWAIT timer.
@ -337,7 +337,7 @@ void tcp_time_wait(struct sock *sk, int state, int timeo)
* socket up. We've got bigger problems than * socket up. We've got bigger problems than
* non-graceful socket closings. * non-graceful socket closings.
*/ */
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPTIMEWAITOVERFLOW); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPTIMEWAITOVERFLOW);
} }
tcp_update_metrics(sk); tcp_update_metrics(sk);
@ -710,7 +710,7 @@ struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb,
&tcp_rsk(req)->last_oow_ack_time)) &tcp_rsk(req)->last_oow_ack_time))
req->rsk_ops->send_ack(sk, skb, req); req->rsk_ops->send_ack(sk, skb, req);
if (paws_reject) if (paws_reject)
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_PAWSESTABREJECTED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_PAWSESTABREJECTED);
return NULL; return NULL;
} }
@ -752,7 +752,7 @@ struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb,
if (req->num_timeout < inet_csk(sk)->icsk_accept_queue.rskq_defer_accept && if (req->num_timeout < inet_csk(sk)->icsk_accept_queue.rskq_defer_accept &&
TCP_SKB_CB(skb)->end_seq == tcp_rsk(req)->rcv_isn + 1) { TCP_SKB_CB(skb)->end_seq == tcp_rsk(req)->rcv_isn + 1) {
inet_rsk(req)->acked = 1; inet_rsk(req)->acked = 1;
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPDEFERACCEPTDROP); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPDEFERACCEPTDROP);
return NULL; return NULL;
} }
@ -791,7 +791,7 @@ embryonic_reset:
} }
if (!fastopen) { if (!fastopen) {
inet_csk_reqsk_queue_drop(sk, req); inet_csk_reqsk_queue_drop(sk, req);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_EMBRYONICRSTS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_EMBRYONICRSTS);
} }
return NULL; return NULL;
} }

12
net/ipv4/tcp_output.c
View File

@ -2212,7 +2212,7 @@ static bool skb_still_in_host_queue(const struct sock *sk,
const struct sk_buff *skb) const struct sk_buff *skb)
{ {
if (unlikely(skb_fclone_busy(sk, skb))) { if (unlikely(skb_fclone_busy(sk, skb))) {
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPSPURIOUS_RTX_HOSTQUEUES); LINUX_MIB_TCPSPURIOUS_RTX_HOSTQUEUES);
return true; return true;
} }
@ -2275,7 +2275,7 @@ void tcp_send_loss_probe(struct sock *sk)
tp->tlp_high_seq = tp->snd_nxt; tp->tlp_high_seq = tp->snd_nxt;
probe_sent: probe_sent:
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPLOSSPROBES); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPLOSSPROBES);
/* Reset s.t. tcp_rearm_rto will restart timer from now */ /* Reset s.t. tcp_rearm_rto will restart timer from now */
inet_csk(sk)->icsk_pending = 0; inet_csk(sk)->icsk_pending = 0;
rearm_timer: rearm_timer:
@ -2656,7 +2656,7 @@ int __tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs)
/* Update global TCP statistics. */ /* Update global TCP statistics. */
TCP_ADD_STATS(sock_net(sk), TCP_MIB_RETRANSSEGS, segs); TCP_ADD_STATS(sock_net(sk), TCP_MIB_RETRANSSEGS, segs);
if (TCP_SKB_CB(skb)->tcp_flags & TCPHDR_SYN) if (TCP_SKB_CB(skb)->tcp_flags & TCPHDR_SYN)
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPSYNRETRANS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPSYNRETRANS);
tp->total_retrans += segs; tp->total_retrans += segs;
} }
return err; return err;
@ -2681,7 +2681,7 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs)
tp->retrans_stamp = tcp_skb_timestamp(skb); tp->retrans_stamp = tcp_skb_timestamp(skb);
} else if (err != -EBUSY) { } else if (err != -EBUSY) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPRETRANSFAIL); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPRETRANSFAIL);
} }
if (tp->undo_retrans < 0) if (tp->undo_retrans < 0)
@ -2805,7 +2805,7 @@ begin_fwd:
if (tcp_retransmit_skb(sk, skb, segs)) if (tcp_retransmit_skb(sk, skb, segs))
return; return;
NET_INC_STATS_BH(sock_net(sk), mib_idx); __NET_INC_STATS(sock_net(sk), mib_idx);
if (tcp_in_cwnd_reduction(sk)) if (tcp_in_cwnd_reduction(sk))
tp->prr_out += tcp_skb_pcount(skb); tp->prr_out += tcp_skb_pcount(skb);
@ -3541,7 +3541,7 @@ int tcp_rtx_synack(const struct sock *sk, struct request_sock *req)
res = af_ops->send_synack(sk, NULL, &fl, req, NULL, TCP_SYNACK_NORMAL); res = af_ops->send_synack(sk, NULL, &fl, req, NULL, TCP_SYNACK_NORMAL);
if (!res) { if (!res) {
__TCP_INC_STATS(sock_net(sk), TCP_MIB_RETRANSSEGS); __TCP_INC_STATS(sock_net(sk), TCP_MIB_RETRANSSEGS);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPSYNRETRANS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPSYNRETRANS);
} }
return res; return res;
} }

2
net/ipv4/tcp_recovery.c
View File

@ -65,7 +65,7 @@ int tcp_rack_mark_lost(struct sock *sk)
if (scb->sacked & TCPCB_SACKED_RETRANS) { if (scb->sacked & TCPCB_SACKED_RETRANS) {
scb->sacked &= ~TCPCB_SACKED_RETRANS; scb->sacked &= ~TCPCB_SACKED_RETRANS;
tp->retrans_out -= tcp_skb_pcount(skb); tp->retrans_out -= tcp_skb_pcount(skb);
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPLOSTRETRANSMIT); LINUX_MIB_TCPLOSTRETRANSMIT);
} }
} else if (!(scb->sacked & TCPCB_RETRANS)) { } else if (!(scb->sacked & TCPCB_RETRANS)) {

18
net/ipv4/tcp_timer.c
View File

@ -30,7 +30,7 @@ static void tcp_write_err(struct sock *sk)
sk->sk_error_report(sk); sk->sk_error_report(sk);
tcp_done(sk); tcp_done(sk);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPABORTONTIMEOUT); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPABORTONTIMEOUT);
} }
/* Do not allow orphaned sockets to eat all our resources. /* Do not allow orphaned sockets to eat all our resources.
@ -68,7 +68,7 @@ static int tcp_out_of_resources(struct sock *sk, bool do_reset)
if (do_reset) if (do_reset)
tcp_send_active_reset(sk, GFP_ATOMIC); tcp_send_active_reset(sk, GFP_ATOMIC);
tcp_done(sk); tcp_done(sk);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPABORTONMEMORY); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPABORTONMEMORY);
return 1; return 1;
} }
return 0; return 0;
@ -162,7 +162,7 @@ static int tcp_write_timeout(struct sock *sk)
if (tp->syn_fastopen || tp->syn_data) if (tp->syn_fastopen || tp->syn_data)
tcp_fastopen_cache_set(sk, 0, NULL, true, 0); tcp_fastopen_cache_set(sk, 0, NULL, true, 0);
if (tp->syn_data && icsk->icsk_retransmits == 1) if (tp->syn_data && icsk->icsk_retransmits == 1)
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPFASTOPENACTIVEFAIL); LINUX_MIB_TCPFASTOPENACTIVEFAIL);
} }
retry_until = icsk->icsk_syn_retries ? : net->ipv4.sysctl_tcp_syn_retries; retry_until = icsk->icsk_syn_retries ? : net->ipv4.sysctl_tcp_syn_retries;
@ -178,7 +178,7 @@ static int tcp_write_timeout(struct sock *sk)
tp->bytes_acked <= tp->rx_opt.mss_clamp) { tp->bytes_acked <= tp->rx_opt.mss_clamp) {
tcp_fastopen_cache_set(sk, 0, NULL, true, 0); tcp_fastopen_cache_set(sk, 0, NULL, true, 0);
if (icsk->icsk_retransmits == net->ipv4.sysctl_tcp_retries1) if (icsk->icsk_retransmits == net->ipv4.sysctl_tcp_retries1)
NET_INC_STATS_BH(sock_net(sk), __NET_INC_STATS(sock_net(sk),
LINUX_MIB_TCPFASTOPENACTIVEFAIL); LINUX_MIB_TCPFASTOPENACTIVEFAIL);
} }
/* Black hole detection */ /* Black hole detection */
@ -228,7 +228,7 @@ void tcp_delack_timer_handler(struct sock *sk)
if (!skb_queue_empty(&tp->ucopy.prequeue)) { if (!skb_queue_empty(&tp->ucopy.prequeue)) {
struct sk_buff *skb; struct sk_buff *skb;
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPSCHEDULERFAILED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPSCHEDULERFAILED);
while ((skb = __skb_dequeue(&tp->ucopy.prequeue)) != NULL) while ((skb = __skb_dequeue(&tp->ucopy.prequeue)) != NULL)
sk_backlog_rcv(sk, skb); sk_backlog_rcv(sk, skb);
@ -248,7 +248,7 @@ void tcp_delack_timer_handler(struct sock *sk)
icsk->icsk_ack.ato = TCP_ATO_MIN; icsk->icsk_ack.ato = TCP_ATO_MIN;
} }
tcp_send_ack(sk); tcp_send_ack(sk);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_DELAYEDACKS);
} }
out: out:
@ -265,7 +265,7 @@ static void tcp_delack_timer(unsigned long data)
tcp_delack_timer_handler(sk); tcp_delack_timer_handler(sk);
} else { } else {
inet_csk(sk)->icsk_ack.blocked = 1; inet_csk(sk)->icsk_ack.blocked = 1;
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_DELAYEDACKLOCKED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_DELAYEDACKLOCKED);
/* deleguate our work to tcp_release_cb() */ /* deleguate our work to tcp_release_cb() */
if (!test_and_set_bit(TCP_DELACK_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags)) if (!test_and_set_bit(TCP_DELACK_TIMER_DEFERRED, &tcp_sk(sk)->tsq_flags))
sock_hold(sk); sock_hold(sk);
@ -431,7 +431,7 @@ void tcp_retransmit_timer(struct sock *sk)
} else { } else {
mib_idx = LINUX_MIB_TCPTIMEOUTS; mib_idx = LINUX_MIB_TCPTIMEOUTS;
} }
NET_INC_STATS_BH(sock_net(sk), mib_idx); __NET_INC_STATS(sock_net(sk), mib_idx);
} }
tcp_enter_loss(sk); tcp_enter_loss(sk);
@ -549,7 +549,7 @@ void tcp_syn_ack_timeout(const struct request_sock *req)
{ {
struct net *net = read_pnet(&inet_rsk(req)->ireq_net); struct net *net = read_pnet(&inet_rsk(req)->ireq_net);
NET_INC_STATS_BH(net, LINUX_MIB_TCPTIMEOUTS); __NET_INC_STATS(net, LINUX_MIB_TCPTIMEOUTS);
} }
EXPORT_SYMBOL(tcp_syn_ack_timeout); EXPORT_SYMBOL(tcp_syn_ack_timeout);

2
net/ipv6/inet6_hashtables.c
View File

@ -222,7 +222,7 @@ static int __inet6_check_established(struct inet_timewait_death_row *death_row,
__sk_nulls_add_node_rcu(sk, &head->chain); __sk_nulls_add_node_rcu(sk, &head->chain);
if (tw) { if (tw) {
sk_nulls_del_node_init_rcu((struct sock *)tw); sk_nulls_del_node_init_rcu((struct sock *)tw);
NET_INC_STATS_BH(net, LINUX_MIB_TIMEWAITRECYCLED); __NET_INC_STATS(net, LINUX_MIB_TIMEWAITRECYCLED);
} }
spin_unlock(lock); spin_unlock(lock);
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1); sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);

4
net/ipv6/syncookies.c
View File

@ -155,11 +155,11 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
mss = __cookie_v6_check(ipv6_hdr(skb), th, cookie); mss = __cookie_v6_check(ipv6_hdr(skb), th, cookie);
if (mss == 0) { if (mss == 0) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_SYNCOOKIESFAILED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_SYNCOOKIESFAILED);
goto out; goto out;
} }
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_SYNCOOKIESRECV); __NET_INC_STATS(sock_net(sk), LINUX_MIB_SYNCOOKIESRECV);
/* check for timestamp cookie support */ /* check for timestamp cookie support */
memset(&tcp_opt, 0, sizeof(tcp_opt)); memset(&tcp_opt, 0, sizeof(tcp_opt));

16
net/ipv6/tcp_ipv6.c
View File

@ -352,13 +352,13 @@ static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
bh_lock_sock(sk); bh_lock_sock(sk);
if (sock_owned_by_user(sk) && type != ICMPV6_PKT_TOOBIG) if (sock_owned_by_user(sk) && type != ICMPV6_PKT_TOOBIG)
NET_INC_STATS_BH(net, LINUX_MIB_LOCKDROPPEDICMPS); __NET_INC_STATS(net, LINUX_MIB_LOCKDROPPEDICMPS);
if (sk->sk_state == TCP_CLOSE) if (sk->sk_state == TCP_CLOSE)
goto out; goto out;
if (ipv6_hdr(skb)->hop_limit < inet6_sk(sk)->min_hopcount) { if (ipv6_hdr(skb)->hop_limit < inet6_sk(sk)->min_hopcount) {
NET_INC_STATS_BH(net, LINUX_MIB_TCPMINTTLDROP); __NET_INC_STATS(net, LINUX_MIB_TCPMINTTLDROP);
goto out; goto out;
} }
@ -368,7 +368,7 @@ static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
snd_una = fastopen ? tcp_rsk(fastopen)->snt_isn : tp->snd_una; snd_una = fastopen ? tcp_rsk(fastopen)->snt_isn : tp->snd_una;
if (sk->sk_state != TCP_LISTEN && if (sk->sk_state != TCP_LISTEN &&
!between(seq, snd_una, tp->snd_nxt)) { !between(seq, snd_una, tp->snd_nxt)) {
NET_INC_STATS_BH(net, LINUX_MIB_OUTOFWINDOWICMPS); __NET_INC_STATS(net, LINUX_MIB_OUTOFWINDOWICMPS);
goto out; goto out;
} }
@ -649,12 +649,12 @@ static bool tcp_v6_inbound_md5_hash(const struct sock *sk,
return false; return false;
if (hash_expected && !hash_location) { if (hash_expected && !hash_location) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5NOTFOUND); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPMD5NOTFOUND);
return true; return true;
} }
if (!hash_expected && hash_location) { if (!hash_expected && hash_location) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPMD5UNEXPECTED); __NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPMD5UNEXPECTED);
return true; return true;
} }
@ -1165,7 +1165,7 @@ static struct sock *tcp_v6_syn_recv_sock(const struct sock *sk, struct sk_buff *
return newsk; return newsk;
out_overflow: out_overflow:
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS); __NET_INC_STATS(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS);
out_nonewsk: out_nonewsk:
dst_release(dst); dst_release(dst);
out: out:
@ -1421,7 +1421,7 @@ process:
} }
} }
if (hdr->hop_limit < inet6_sk(sk)->min_hopcount) { if (hdr->hop_limit < inet6_sk(sk)->min_hopcount) {
NET_INC_STATS_BH(net, LINUX_MIB_TCPMINTTLDROP); __NET_INC_STATS(net, LINUX_MIB_TCPMINTTLDROP);
goto discard_and_relse; goto discard_and_relse;
} }
@ -1454,7 +1454,7 @@ process:
} else if (unlikely(sk_add_backlog(sk, skb, } else if (unlikely(sk_add_backlog(sk, skb,
sk->sk_rcvbuf + sk->sk_sndbuf))) { sk->sk_rcvbuf + sk->sk_sndbuf))) {
bh_unlock_sock(sk); bh_unlock_sock(sk);
NET_INC_STATS_BH(net, LINUX_MIB_TCPBACKLOGDROP); __NET_INC_STATS(net, LINUX_MIB_TCPBACKLOGDROP);
goto discard_and_relse; goto discard_and_relse;
} }
bh_unlock_sock(sk); bh_unlock_sock(sk);

2
net/sctp/input.c
View File

@ -532,7 +532,7 @@ struct sock *sctp_err_lookup(struct net *net, int family, struct sk_buff *skb,
* servers this needs to be solved differently. * servers this needs to be solved differently.
*/ */
if (sock_owned_by_user(sk)) if (sock_owned_by_user(sk))
NET_INC_STATS_BH(net, LINUX_MIB_LOCKDROPPEDICMPS); __NET_INC_STATS(net, LINUX_MIB_LOCKDROPPEDICMPS);
*app = asoc; *app = asoc;
*tpp = transport; *tpp = transport;