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net: rename IP_INC_STATS_BH()

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Rename IP_INC_STATS_BH() to __IP_INC_STATS(), to
better express this is used in non preemptible context.

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 16:44:35 -07:00 committed by David S. Miller
parent 08e3baef65
commit b45386efa2
8 changed files with 29 additions and 29 deletions
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2
include/net/ip.h
View File

@ -187,7 +187,7 @@ void ip_send_unicast_reply(struct sock *sk, struct sk_buff *skb,
unsigned int len);
#define IP_INC_STATS(net, field) SNMP_INC_STATS64((net)->mib.ip_statistics, field)
#define IP_INC_STATS_BH(net, field) SNMP_INC_STATS64_BH((net)->mib.ip_statistics, field)
#define __IP_INC_STATS(net, field) SNMP_INC_STATS64_BH((net)->mib.ip_statistics, field)
#define IP_ADD_STATS(net, field, val) SNMP_ADD_STATS64((net)->mib.ip_statistics, field, val)
#define IP_ADD_STATS_BH(net, field, val) SNMP_ADD_STATS64_BH((net)->mib.ip_statistics, field, val)
#define IP_UPD_PO_STATS(net, field, val) SNMP_UPD_PO_STATS64((net)->mib.ip_statistics, field, val)

6
net/bridge/br_netfilter_hooks.c
View File

@ -217,13 +217,13 @@ static int br_validate_ipv4(struct net *net, struct sk_buff *skb)
len = ntohs(iph->tot_len);
if (skb->len < len) {
IP_INC_STATS_BH(net, IPSTATS_MIB_INTRUNCATEDPKTS);
__IP_INC_STATS(net, IPSTATS_MIB_INTRUNCATEDPKTS);
goto drop;
} else if (len < (iph->ihl*4))
goto inhdr_error;
if (pskb_trim_rcsum(skb, len)) {
IP_INC_STATS_BH(net, IPSTATS_MIB_INDISCARDS);
__IP_INC_STATS(net, IPSTATS_MIB_INDISCARDS);
goto drop;
}
@ -236,7 +236,7 @@ static int br_validate_ipv4(struct net *net, struct sk_buff *skb)
return 0;
inhdr_error:
IP_INC_STATS_BH(net, IPSTATS_MIB_INHDRERRORS);
__IP_INC_STATS(net, IPSTATS_MIB_INHDRERRORS);
drop:
return -1;
}

2
net/dccp/ipv4.c
View File

@ -462,7 +462,7 @@ static struct dst_entry* dccp_v4_route_skb(struct net *net, struct sock *sk,
security_skb_classify_flow(skb, flowi4_to_flowi(&fl4));
rt = ip_route_output_flow(net, &fl4, sk);
if (IS_ERR(rt)) {
IP_INC_STATS_BH(net, IPSTATS_MIB_OUTNOROUTES);
__IP_INC_STATS(net, IPSTATS_MIB_OUTNOROUTES);
return NULL;
}

4
net/ipv4/inet_connection_sock.c
View File

@ -427,7 +427,7 @@ struct dst_entry *inet_csk_route_req(const struct sock *sk,
route_err:
ip_rt_put(rt);
no_route:
IP_INC_STATS_BH(net, IPSTATS_MIB_OUTNOROUTES);
__IP_INC_STATS(net, IPSTATS_MIB_OUTNOROUTES);
return NULL;
}
EXPORT_SYMBOL_GPL(inet_csk_route_req);
@ -466,7 +466,7 @@ route_err:
ip_rt_put(rt);
no_route:
rcu_read_unlock();
IP_INC_STATS_BH(net, IPSTATS_MIB_OUTNOROUTES);
__IP_INC_STATS(net, IPSTATS_MIB_OUTNOROUTES);
return NULL;
}
EXPORT_SYMBOL_GPL(inet_csk_route_child_sock);

4
net/ipv4/ip_forward.c
View File

@ -65,7 +65,7 @@ static int ip_forward_finish(struct net *net, struct sock *sk, struct sk_buff *s
{
struct ip_options *opt = &(IPCB(skb)->opt);
IP_INC_STATS_BH(net, IPSTATS_MIB_OUTFORWDATAGRAMS);
__IP_INC_STATS(net, IPSTATS_MIB_OUTFORWDATAGRAMS);
IP_ADD_STATS_BH(net, IPSTATS_MIB_OUTOCTETS, skb->len);
if (unlikely(opt->optlen))
@ -157,7 +157,7 @@ sr_failed:
too_many_hops:
/* Tell the sender its packet died... */
IP_INC_STATS_BH(net, IPSTATS_MIB_INHDRERRORS);
__IP_INC_STATS(net, IPSTATS_MIB_INHDRERRORS);
icmp_send(skb, ICMP_TIME_EXCEEDED, ICMP_EXC_TTL, 0);
drop:
kfree_skb(skb);

14
net/ipv4/ip_fragment.c
View File

@ -204,14 +204,14 @@ static void ip_expire(unsigned long arg)
goto out;
ipq_kill(qp);
IP_INC_STATS_BH(net, IPSTATS_MIB_REASMFAILS);
__IP_INC_STATS(net, IPSTATS_MIB_REASMFAILS);
if (!inet_frag_evicting(&qp->q)) {
struct sk_buff *head = qp->q.fragments;
const struct iphdr *iph;
int err;
IP_INC_STATS_BH(net, IPSTATS_MIB_REASMTIMEOUT);
__IP_INC_STATS(net, IPSTATS_MIB_REASMTIMEOUT);
if (!(qp->q.flags & INET_FRAG_FIRST_IN) || !qp->q.fragments)
goto out;
@ -291,7 +291,7 @@ static int ip_frag_too_far(struct ipq *qp)
struct net *net;
net = container_of(qp->q.net, struct net, ipv4.frags);
IP_INC_STATS_BH(net, IPSTATS_MIB_REASMFAILS);
__IP_INC_STATS(net, IPSTATS_MIB_REASMFAILS);
}
return rc;
@ -635,7 +635,7 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev,
ip_send_check(iph);
IP_INC_STATS_BH(net, IPSTATS_MIB_REASMOKS);
__IP_INC_STATS(net, IPSTATS_MIB_REASMOKS);
qp->q.fragments = NULL;
qp->q.fragments_tail = NULL;
return 0;
@ -647,7 +647,7 @@ out_nomem:
out_oversize:
net_info_ratelimited("Oversized IP packet from %pI4\n", &qp->saddr);
out_fail:
IP_INC_STATS_BH(net, IPSTATS_MIB_REASMFAILS);
__IP_INC_STATS(net, IPSTATS_MIB_REASMFAILS);
return err;
}
@ -658,7 +658,7 @@ int ip_defrag(struct net *net, struct sk_buff *skb, u32 user)
int vif = l3mdev_master_ifindex_rcu(dev);
struct ipq *qp;
IP_INC_STATS_BH(net, IPSTATS_MIB_REASMREQDS);
__IP_INC_STATS(net, IPSTATS_MIB_REASMREQDS);
skb_orphan(skb);
/* Lookup (or create) queue header */
@ -675,7 +675,7 @@ int ip_defrag(struct net *net, struct sk_buff *skb, u32 user)
return ret;
}
IP_INC_STATS_BH(net, IPSTATS_MIB_REASMFAILS);
__IP_INC_STATS(net, IPSTATS_MIB_REASMFAILS);
kfree_skb(skb);
return -ENOMEM;
}

20
net/ipv4/ip_input.c
View File

@ -218,17 +218,17 @@ static int ip_local_deliver_finish(struct net *net, struct sock *sk, struct sk_b
protocol = -ret;
goto resubmit;
}
IP_INC_STATS_BH(net, IPSTATS_MIB_INDELIVERS);
__IP_INC_STATS(net, IPSTATS_MIB_INDELIVERS);
} else {
if (!raw) {
if (xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb)) {
IP_INC_STATS_BH(net, IPSTATS_MIB_INUNKNOWNPROTOS);
__IP_INC_STATS(net, IPSTATS_MIB_INUNKNOWNPROTOS);
icmp_send(skb, ICMP_DEST_UNREACH,
ICMP_PROT_UNREACH, 0);
}
kfree_skb(skb);
} else {
IP_INC_STATS_BH(net, IPSTATS_MIB_INDELIVERS);
__IP_INC_STATS(net, IPSTATS_MIB_INDELIVERS);
consume_skb(skb);
}
}
@ -273,7 +273,7 @@ static inline bool ip_rcv_options(struct sk_buff *skb)
--ANK (980813)
*/
if (skb_cow(skb, skb_headroom(skb))) {
IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_INDISCARDS);
__IP_INC_STATS(dev_net(dev), IPSTATS_MIB_INDISCARDS);
goto drop;
}
@ -282,7 +282,7 @@ static inline bool ip_rcv_options(struct sk_buff *skb)
opt->optlen = iph->ihl*4 - sizeof(struct iphdr);
if (ip_options_compile(dev_net(dev), opt, skb)) {
IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_INHDRERRORS);
__IP_INC_STATS(dev_net(dev), IPSTATS_MIB_INHDRERRORS);
goto drop;
}
@ -413,7 +413,7 @@ int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt,
skb = skb_share_check(skb, GFP_ATOMIC);
if (!skb) {
IP_INC_STATS_BH(net, IPSTATS_MIB_INDISCARDS);
__IP_INC_STATS(net, IPSTATS_MIB_INDISCARDS);
goto out;
}
@ -453,7 +453,7 @@ int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt,
len = ntohs(iph->tot_len);
if (skb->len < len) {
IP_INC_STATS_BH(net, IPSTATS_MIB_INTRUNCATEDPKTS);
__IP_INC_STATS(net, IPSTATS_MIB_INTRUNCATEDPKTS);
goto drop;
} else if (len < (iph->ihl*4))
goto inhdr_error;
@ -463,7 +463,7 @@ int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt,
* Note this now means skb->len holds ntohs(iph->tot_len).
*/
if (pskb_trim_rcsum(skb, len)) {
IP_INC_STATS_BH(net, IPSTATS_MIB_INDISCARDS);
__IP_INC_STATS(net, IPSTATS_MIB_INDISCARDS);
goto drop;
}
@ -480,9 +480,9 @@ int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt,
ip_rcv_finish);
csum_error:
IP_INC_STATS_BH(net, IPSTATS_MIB_CSUMERRORS);
__IP_INC_STATS(net, IPSTATS_MIB_CSUMERRORS);
inhdr_error:
IP_INC_STATS_BH(net, IPSTATS_MIB_INHDRERRORS);
__IP_INC_STATS(net, IPSTATS_MIB_INHDRERRORS);
drop:
kfree_skb(skb);
out:

6
net/ipv4/route.c
View File

@ -915,11 +915,11 @@ static int ip_error(struct sk_buff *skb)
if (!IN_DEV_FORWARD(in_dev)) {
switch (rt->dst.error) {
case EHOSTUNREACH:
IP_INC_STATS_BH(net, IPSTATS_MIB_INADDRERRORS);
__IP_INC_STATS(net, IPSTATS_MIB_INADDRERRORS);
break;
case ENETUNREACH:
IP_INC_STATS_BH(net, IPSTATS_MIB_INNOROUTES);
__IP_INC_STATS(net, IPSTATS_MIB_INNOROUTES);
break;
}
goto out;
@ -934,7 +934,7 @@ static int ip_error(struct sk_buff *skb)
break;
case ENETUNREACH:
code = ICMP_NET_UNREACH;
IP_INC_STATS_BH(net, IPSTATS_MIB_INNOROUTES);
__IP_INC_STATS(net, IPSTATS_MIB_INNOROUTES);
break;
case EACCES:
code = ICMP_PKT_FILTERED;