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Date: Sun, 15 Dec 2013 13:10:41 +0100
From: Christoph Paasch <christoph.paasch@...ouvain.be>
To: netdev@...r.kernel.org
Cc: David Miller <davem@...emloft.net>,
Eric Dumazet <eric.dumazet@...il.com>,
Julian Anastasov <ja@....bg>
Subject: [PATCH 1/4] tcp: metrics: rename tcpm_addr to tcpm_daddr
As we will add also the source-address, we rename all accesses to the
tcp-metrics address to use "daddr".
Signed-off-by: Christoph Paasch <christoph.paasch@...ouvain.be>
---
net/ipv4/tcp_metrics.c | 72 +++++++++++++++++++++++++-------------------------
1 file changed, 36 insertions(+), 36 deletions(-)
diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c
index 06493736fbc8..f9b5f519a4ea 100644
--- a/net/ipv4/tcp_metrics.c
+++ b/net/ipv4/tcp_metrics.c
@@ -31,7 +31,7 @@ struct tcp_fastopen_metrics {
struct tcp_metrics_block {
struct tcp_metrics_block __rcu *tcpm_next;
- struct inetpeer_addr tcpm_addr;
+ struct inetpeer_addr tcpm_daddr;
unsigned long tcpm_stamp;
u32 tcpm_ts;
u32 tcpm_ts_stamp;
@@ -131,7 +131,7 @@ static void tcpm_suck_dst(struct tcp_metrics_block *tm, struct dst_entry *dst,
}
static struct tcp_metrics_block *tcpm_new(struct dst_entry *dst,
- struct inetpeer_addr *addr,
+ struct inetpeer_addr *daddr,
unsigned int hash,
bool reclaim)
{
@@ -155,7 +155,7 @@ static struct tcp_metrics_block *tcpm_new(struct dst_entry *dst,
if (!tm)
goto out_unlock;
}
- tm->tcpm_addr = *addr;
+ tm->tcpm_daddr = *daddr;
tcpm_suck_dst(tm, dst, true);
@@ -189,7 +189,7 @@ static struct tcp_metrics_block *tcp_get_encode(struct tcp_metrics_block *tm, in
return NULL;
}
-static struct tcp_metrics_block *__tcp_get_metrics(const struct inetpeer_addr *addr,
+static struct tcp_metrics_block *__tcp_get_metrics(const struct inetpeer_addr *daddr,
struct net *net, unsigned int hash)
{
struct tcp_metrics_block *tm;
@@ -197,7 +197,7 @@ static struct tcp_metrics_block *__tcp_get_metrics(const struct inetpeer_addr *a
for (tm = rcu_dereference(net->ipv4.tcp_metrics_hash[hash].chain); tm;
tm = rcu_dereference(tm->tcpm_next)) {
- if (addr_same(&tm->tcpm_addr, addr))
+ if (addr_same(&tm->tcpm_daddr, daddr))
break;
depth++;
}
@@ -208,19 +208,19 @@ static struct tcp_metrics_block *__tcp_get_metrics_req(struct request_sock *req,
struct dst_entry *dst)
{
struct tcp_metrics_block *tm;
- struct inetpeer_addr addr;
+ struct inetpeer_addr daddr;
unsigned int hash;
struct net *net;
- addr.family = req->rsk_ops->family;
- switch (addr.family) {
+ daddr.family = req->rsk_ops->family;
+ switch (daddr.family) {
case AF_INET:
- addr.addr.a4 = inet_rsk(req)->ir_rmt_addr;
- hash = (__force unsigned int) addr.addr.a4;
+ daddr.addr.a4 = inet_rsk(req)->ir_rmt_addr;
+ hash = (__force unsigned int) daddr.addr.a4;
break;
#if IS_ENABLED(CONFIG_IPV6)
case AF_INET6:
- *(struct in6_addr *)addr.addr.a6 = inet_rsk(req)->ir_v6_rmt_addr;
+ *(struct in6_addr *)daddr.addr.a6 = inet_rsk(req)->ir_v6_rmt_addr;
hash = ipv6_addr_hash(&inet_rsk(req)->ir_v6_rmt_addr);
break;
#endif
@@ -233,7 +233,7 @@ static struct tcp_metrics_block *__tcp_get_metrics_req(struct request_sock *req,
for (tm = rcu_dereference(net->ipv4.tcp_metrics_hash[hash].chain); tm;
tm = rcu_dereference(tm->tcpm_next)) {
- if (addr_same(&tm->tcpm_addr, &addr))
+ if (addr_same(&tm->tcpm_daddr, &daddr))
break;
}
tcpm_check_stamp(tm, dst);
@@ -243,19 +243,19 @@ static struct tcp_metrics_block *__tcp_get_metrics_req(struct request_sock *req,
static struct tcp_metrics_block *__tcp_get_metrics_tw(struct inet_timewait_sock *tw)
{
struct tcp_metrics_block *tm;
- struct inetpeer_addr addr;
+ struct inetpeer_addr daddr;
unsigned int hash;
struct net *net;
- addr.family = tw->tw_family;
- switch (addr.family) {
+ daddr.family = tw->tw_family;
+ switch (daddr.family) {
case AF_INET:
- addr.addr.a4 = tw->tw_daddr;
- hash = (__force unsigned int) addr.addr.a4;
+ daddr.addr.a4 = tw->tw_daddr;
+ hash = (__force unsigned int) daddr.addr.a4;
break;
#if IS_ENABLED(CONFIG_IPV6)
case AF_INET6:
- *(struct in6_addr *)addr.addr.a6 = tw->tw_v6_daddr;
+ *(struct in6_addr *)daddr.addr.a6 = tw->tw_v6_daddr;
hash = ipv6_addr_hash(&tw->tw_v6_daddr);
break;
#endif
@@ -268,7 +268,7 @@ static struct tcp_metrics_block *__tcp_get_metrics_tw(struct inet_timewait_sock
for (tm = rcu_dereference(net->ipv4.tcp_metrics_hash[hash].chain); tm;
tm = rcu_dereference(tm->tcpm_next)) {
- if (addr_same(&tm->tcpm_addr, &addr))
+ if (addr_same(&tm->tcpm_daddr, &daddr))
break;
}
return tm;
@@ -279,20 +279,20 @@ static struct tcp_metrics_block *tcp_get_metrics(struct sock *sk,
bool create)
{
struct tcp_metrics_block *tm;
- struct inetpeer_addr addr;
+ struct inetpeer_addr daddr;
unsigned int hash;
struct net *net;
bool reclaim;
- addr.family = sk->sk_family;
- switch (addr.family) {
+ daddr.family = sk->sk_family;
+ switch (daddr.family) {
case AF_INET:
- addr.addr.a4 = inet_sk(sk)->inet_daddr;
- hash = (__force unsigned int) addr.addr.a4;
+ daddr.addr.a4 = inet_sk(sk)->inet_daddr;
+ hash = (__force unsigned int) daddr.addr.a4;
break;
#if IS_ENABLED(CONFIG_IPV6)
case AF_INET6:
- *(struct in6_addr *)addr.addr.a6 = sk->sk_v6_daddr;
+ *(struct in6_addr *)daddr.addr.a6 = sk->sk_v6_daddr;
hash = ipv6_addr_hash(&sk->sk_v6_daddr);
break;
#endif
@@ -303,14 +303,14 @@ static struct tcp_metrics_block *tcp_get_metrics(struct sock *sk,
net = dev_net(dst->dev);
hash = hash_32(hash, net->ipv4.tcp_metrics_hash_log);
- tm = __tcp_get_metrics(&addr, net, hash);
+ tm = __tcp_get_metrics(&daddr, net, hash);
reclaim = false;
if (tm == TCP_METRICS_RECLAIM_PTR) {
reclaim = true;
tm = NULL;
}
if (!tm && create)
- tm = tcpm_new(dst, &addr, hash, reclaim);
+ tm = tcpm_new(dst, &daddr, hash, reclaim);
else
tcpm_check_stamp(tm, dst);
@@ -724,15 +724,15 @@ static int tcp_metrics_fill_info(struct sk_buff *msg,
struct nlattr *nest;
int i;
- switch (tm->tcpm_addr.family) {
+ switch (tm->tcpm_daddr.family) {
case AF_INET:
if (nla_put_be32(msg, TCP_METRICS_ATTR_ADDR_IPV4,
- tm->tcpm_addr.addr.a4) < 0)
+ tm->tcpm_daddr.addr.a4) < 0)
goto nla_put_failure;
break;
case AF_INET6:
if (nla_put(msg, TCP_METRICS_ATTR_ADDR_IPV6, 16,
- tm->tcpm_addr.addr.a6) < 0)
+ tm->tcpm_daddr.addr.a6) < 0)
goto nla_put_failure;
break;
default:
@@ -882,14 +882,14 @@ static int parse_nl_addr(struct genl_info *info, struct inetpeer_addr *addr,
static int tcp_metrics_nl_cmd_get(struct sk_buff *skb, struct genl_info *info)
{
struct tcp_metrics_block *tm;
- struct inetpeer_addr addr;
+ struct inetpeer_addr daddr;
unsigned int hash;
struct sk_buff *msg;
struct net *net = genl_info_net(info);
void *reply;
int ret;
- ret = parse_nl_addr(info, &addr, &hash, 0);
+ ret = parse_nl_addr(info, &daddr, &hash, 0);
if (ret < 0)
return ret;
@@ -907,7 +907,7 @@ static int tcp_metrics_nl_cmd_get(struct sk_buff *skb, struct genl_info *info)
rcu_read_lock();
for (tm = rcu_dereference(net->ipv4.tcp_metrics_hash[hash].chain); tm;
tm = rcu_dereference(tm->tcpm_next)) {
- if (addr_same(&tm->tcpm_addr, &addr)) {
+ if (addr_same(&tm->tcpm_daddr, &daddr)) {
ret = tcp_metrics_fill_info(msg, tm);
break;
}
@@ -962,12 +962,12 @@ static int tcp_metrics_nl_cmd_del(struct sk_buff *skb, struct genl_info *info)
struct tcpm_hash_bucket *hb;
struct tcp_metrics_block *tm;
struct tcp_metrics_block __rcu **pp;
- struct inetpeer_addr addr;
+ struct inetpeer_addr daddr;
unsigned int hash;
struct net *net = genl_info_net(info);
int ret;
- ret = parse_nl_addr(info, &addr, &hash, 1);
+ ret = parse_nl_addr(info, &daddr, &hash, 1);
if (ret < 0)
return ret;
if (ret > 0)
@@ -979,7 +979,7 @@ static int tcp_metrics_nl_cmd_del(struct sk_buff *skb, struct genl_info *info)
spin_lock_bh(&tcp_metrics_lock);
for (tm = deref_locked_genl(*pp); tm;
pp = &tm->tcpm_next, tm = deref_locked_genl(*pp)) {
- if (addr_same(&tm->tcpm_addr, &addr)) {
+ if (addr_same(&tm->tcpm_daddr, &daddr)) {
*pp = tm->tcpm_next;
break;
}
--
1.8.3.2
--
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