summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--include/net/ip_vs.h1
-rw-r--r--net/netfilter/ipvs/ip_vs_ctl.c96
-rw-r--r--net/netfilter/ipvs/ip_vs_est.c15
3 files changed, 69 insertions, 43 deletions
diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h
index 9db750d..06f5af4 100644
--- a/include/net/ip_vs.h
+++ b/include/net/ip_vs.h
@@ -374,6 +374,7 @@ struct ip_vs_stats {
struct ip_vs_estimator est; /* estimator */
struct ip_vs_cpu_stats *cpustats; /* per cpu counters */
spinlock_t lock; /* spin lock */
+ struct ip_vs_stats_user ustats0; /* reset values */
};
/*
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index a2a67ad..804fee7 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -711,13 +711,51 @@ static void ip_vs_trash_cleanup(struct net *net)
}
}
+static void
+ip_vs_copy_stats(struct ip_vs_stats_user *dst, struct ip_vs_stats *src)
+{
+#define IP_VS_SHOW_STATS_COUNTER(c) dst->c = src->ustats.c - src->ustats0.c
+#define IP_VS_SHOW_STATS_RATE(r) dst->r = src->ustats.r
+
+ spin_lock_bh(&src->lock);
+
+ IP_VS_SHOW_STATS_COUNTER(conns);
+ IP_VS_SHOW_STATS_COUNTER(inpkts);
+ IP_VS_SHOW_STATS_COUNTER(outpkts);
+ IP_VS_SHOW_STATS_COUNTER(inbytes);
+ IP_VS_SHOW_STATS_COUNTER(outbytes);
+
+ IP_VS_SHOW_STATS_RATE(cps);
+ IP_VS_SHOW_STATS_RATE(inpps);
+ IP_VS_SHOW_STATS_RATE(outpps);
+ IP_VS_SHOW_STATS_RATE(inbps);
+ IP_VS_SHOW_STATS_RATE(outbps);
+
+ spin_unlock_bh(&src->lock);
+}
static void
ip_vs_zero_stats(struct ip_vs_stats *stats)
{
spin_lock_bh(&stats->lock);
- memset(&stats->ustats, 0, sizeof(stats->ustats));
+ /* get current counters as zero point, rates are zeroed */
+
+#define IP_VS_ZERO_STATS_COUNTER(c) stats->ustats0.c = stats->ustats.c
+#define IP_VS_ZERO_STATS_RATE(r) stats->ustats.r = 0
+
+ IP_VS_ZERO_STATS_COUNTER(conns);
+ IP_VS_ZERO_STATS_COUNTER(inpkts);
+ IP_VS_ZERO_STATS_COUNTER(outpkts);
+ IP_VS_ZERO_STATS_COUNTER(inbytes);
+ IP_VS_ZERO_STATS_COUNTER(outbytes);
+
+ IP_VS_ZERO_STATS_RATE(cps);
+ IP_VS_ZERO_STATS_RATE(inpps);
+ IP_VS_ZERO_STATS_RATE(outpps);
+ IP_VS_ZERO_STATS_RATE(inbps);
+ IP_VS_ZERO_STATS_RATE(outbps);
+
ip_vs_zero_estimator(stats);
spin_unlock_bh(&stats->lock);
@@ -1963,7 +2001,7 @@ static const struct file_operations ip_vs_info_fops = {
static int ip_vs_stats_show(struct seq_file *seq, void *v)
{
struct net *net = seq_file_single_net(seq);
- struct ip_vs_stats *tot_stats = &net_ipvs(net)->tot_stats;
+ struct ip_vs_stats_user show;
/* 01234567 01234567 01234567 0123456701234567 0123456701234567 */
seq_puts(seq,
@@ -1971,22 +2009,18 @@ static int ip_vs_stats_show(struct seq_file *seq, void *v)
seq_printf(seq,
" Conns Packets Packets Bytes Bytes\n");
- spin_lock_bh(&tot_stats->lock);
- seq_printf(seq, "%8X %8X %8X %16LX %16LX\n\n", tot_stats->ustats.conns,
- tot_stats->ustats.inpkts, tot_stats->ustats.outpkts,
- (unsigned long long) tot_stats->ustats.inbytes,
- (unsigned long long) tot_stats->ustats.outbytes);
+ ip_vs_copy_stats(&show, &net_ipvs(net)->tot_stats);
+ seq_printf(seq, "%8X %8X %8X %16LX %16LX\n\n", show.conns,
+ show.inpkts, show.outpkts,
+ (unsigned long long) show.inbytes,
+ (unsigned long long) show.outbytes);
/* 01234567 01234567 01234567 0123456701234567 0123456701234567 */
seq_puts(seq,
" Conns/s Pkts/s Pkts/s Bytes/s Bytes/s\n");
- seq_printf(seq,"%8X %8X %8X %16X %16X\n",
- tot_stats->ustats.cps,
- tot_stats->ustats.inpps,
- tot_stats->ustats.outpps,
- tot_stats->ustats.inbps,
- tot_stats->ustats.outbps);
- spin_unlock_bh(&tot_stats->lock);
+ seq_printf(seq, "%8X %8X %8X %16X %16X\n",
+ show.cps, show.inpps, show.outpps,
+ show.inbps, show.outbps);
return 0;
}
@@ -2298,14 +2332,6 @@ do_ip_vs_set_ctl(struct sock *sk, int cmd, void __user *user, unsigned int len)
static void
-ip_vs_copy_stats(struct ip_vs_stats_user *dst, struct ip_vs_stats *src)
-{
- spin_lock_bh(&src->lock);
- memcpy(dst, &src->ustats, sizeof(*dst));
- spin_unlock_bh(&src->lock);
-}
-
-static void
ip_vs_copy_service(struct ip_vs_service_entry *dst, struct ip_vs_service *src)
{
dst->protocol = src->protocol;
@@ -2691,31 +2717,29 @@ static const struct nla_policy ip_vs_dest_policy[IPVS_DEST_ATTR_MAX + 1] = {
static int ip_vs_genl_fill_stats(struct sk_buff *skb, int container_type,
struct ip_vs_stats *stats)
{
+ struct ip_vs_stats_user ustats;
struct nlattr *nl_stats = nla_nest_start(skb, container_type);
if (!nl_stats)
return -EMSGSIZE;
- spin_lock_bh(&stats->lock);
-
- NLA_PUT_U32(skb, IPVS_STATS_ATTR_CONNS, stats->ustats.conns);
- NLA_PUT_U32(skb, IPVS_STATS_ATTR_INPKTS, stats->ustats.inpkts);
- NLA_PUT_U32(skb, IPVS_STATS_ATTR_OUTPKTS, stats->ustats.outpkts);
- NLA_PUT_U64(skb, IPVS_STATS_ATTR_INBYTES, stats->ustats.inbytes);
- NLA_PUT_U64(skb, IPVS_STATS_ATTR_OUTBYTES, stats->ustats.outbytes);
- NLA_PUT_U32(skb, IPVS_STATS_ATTR_CPS, stats->ustats.cps);
- NLA_PUT_U32(skb, IPVS_STATS_ATTR_INPPS, stats->ustats.inpps);
- NLA_PUT_U32(skb, IPVS_STATS_ATTR_OUTPPS, stats->ustats.outpps);
- NLA_PUT_U32(skb, IPVS_STATS_ATTR_INBPS, stats->ustats.inbps);
- NLA_PUT_U32(skb, IPVS_STATS_ATTR_OUTBPS, stats->ustats.outbps);
+ ip_vs_copy_stats(&ustats, stats);
- spin_unlock_bh(&stats->lock);
+ NLA_PUT_U32(skb, IPVS_STATS_ATTR_CONNS, ustats.conns);
+ NLA_PUT_U32(skb, IPVS_STATS_ATTR_INPKTS, ustats.inpkts);
+ NLA_PUT_U32(skb, IPVS_STATS_ATTR_OUTPKTS, ustats.outpkts);
+ NLA_PUT_U64(skb, IPVS_STATS_ATTR_INBYTES, ustats.inbytes);
+ NLA_PUT_U64(skb, IPVS_STATS_ATTR_OUTBYTES, ustats.outbytes);
+ NLA_PUT_U32(skb, IPVS_STATS_ATTR_CPS, ustats.cps);
+ NLA_PUT_U32(skb, IPVS_STATS_ATTR_INPPS, ustats.inpps);
+ NLA_PUT_U32(skb, IPVS_STATS_ATTR_OUTPPS, ustats.outpps);
+ NLA_PUT_U32(skb, IPVS_STATS_ATTR_INBPS, ustats.inbps);
+ NLA_PUT_U32(skb, IPVS_STATS_ATTR_OUTBPS, ustats.outbps);
nla_nest_end(skb, nl_stats);
return 0;
nla_put_failure:
- spin_unlock_bh(&stats->lock);
nla_nest_cancel(skb, nl_stats);
return -EMSGSIZE;
}
diff --git a/net/netfilter/ipvs/ip_vs_est.c b/net/netfilter/ipvs/ip_vs_est.c
index b3751cf..a850087 100644
--- a/net/netfilter/ipvs/ip_vs_est.c
+++ b/net/netfilter/ipvs/ip_vs_est.c
@@ -184,13 +184,14 @@ void ip_vs_kill_estimator(struct net *net, struct ip_vs_stats *stats)
void ip_vs_zero_estimator(struct ip_vs_stats *stats)
{
struct ip_vs_estimator *est = &stats->est;
-
- /* set counters zero, caller must hold the stats->lock lock */
- est->last_inbytes = 0;
- est->last_outbytes = 0;
- est->last_conns = 0;
- est->last_inpkts = 0;
- est->last_outpkts = 0;
+ struct ip_vs_stats_user *u = &stats->ustats;
+
+ /* reset counters, caller must hold the stats->lock lock */
+ est->last_inbytes = u->inbytes;
+ est->last_outbytes = u->outbytes;
+ est->last_conns = u->conns;
+ est->last_inpkts = u->inpkts;
+ est->last_outpkts = u->outpkts;
est->cps = 0;
est->inpps = 0;
est->outpps = 0;
generated by cgit v0.10.2 at 2024-08-29 21:21:23 (GMT)