AcoSail/kernel_optimize_test
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inet: get_openreq4() & get_openreq6() do not need listener

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ireq->ir_num contains local port, use it.

Also, get_openreq4() dumping listen_sk->refcnt makes litle sense.

inet_diag_fill_req() can also use ireq->ir_num

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2015-03-12 16:44:09 -07:00 committed by David S. Miller
parent 41b822c59e
commit d4f06873b6
3 changed files with 7 additions and 8 deletions
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3
net/ipv4/inet_diag.c
View File

@ -718,7 +718,6 @@ static int inet_diag_fill_req(struct sk_buff *skb, struct sock *sk,
const struct nlmsghdr *unlh)
{
const struct inet_request_sock *ireq = inet_rsk(req);
struct inet_sock *inet = inet_sk(sk);
struct inet_diag_msg *r;
struct nlmsghdr *nlh;
long tmo;
@ -744,7 +743,7 @@ static int inet_diag_fill_req(struct sk_buff *skb, struct sock *sk,
if (tmo < 0)
tmo = 0;
r->id.idiag_sport = inet->inet_sport;
r->id.idiag_sport = htons(ireq->ir_num);
r->id.idiag_dport = ireq->ir_rmt_port;
memset(&r->id.idiag_src, 0, sizeof(r->id.idiag_src));

8
net/ipv4/tcp_ipv4.c
View File

@ -2204,7 +2204,7 @@ void tcp_proc_unregister(struct net *net, struct tcp_seq_afinfo *afinfo)
}
EXPORT_SYMBOL(tcp_proc_unregister);
static void get_openreq4(const struct sock *sk, const struct request_sock *req,
static void get_openreq4(const struct request_sock *req,
struct seq_file *f, int i, kuid_t uid)
{
const struct inet_request_sock *ireq = inet_rsk(req);
@ -2214,7 +2214,7 @@ static void get_openreq4(const struct sock *sk, const struct request_sock *req,
" %02X %08X:%08X %02X:%08lX %08X %5u %8d %u %d %pK",
i,
ireq->ir_loc_addr,
ntohs(inet_sk(sk)->inet_sport),
ireq->ir_num,
ireq->ir_rmt_addr,
ntohs(ireq->ir_rmt_port),
TCP_SYN_RECV,
@ -2225,7 +2225,7 @@ static void get_openreq4(const struct sock *sk, const struct request_sock *req,
from_kuid_munged(seq_user_ns(f), uid),
0, /* non standard timer */
0, /* open_requests have no inode */
atomic_read(&sk->sk_refcnt),
0,
req);
}
@ -2332,7 +2332,7 @@ static int tcp4_seq_show(struct seq_file *seq, void *v)
get_tcp4_sock(v, seq, st->num);
break;
case TCP_SEQ_STATE_OPENREQ:
get_openreq4(st->syn_wait_sk, v, seq, st->num, st->uid);
get_openreq4(v, seq, st->num, st->uid);
break;
}
out:

4
net/ipv6/tcp_ipv6.c
View File

@ -1689,7 +1689,7 @@ static void tcp_v6_destroy_sock(struct sock *sk)
#ifdef CONFIG_PROC_FS
/* Proc filesystem TCPv6 sock list dumping. */
static void get_openreq6(struct seq_file *seq,
const struct sock *sk, struct request_sock *req, int i, kuid_t uid)
struct request_sock *req, int i, kuid_t uid)
{
int ttd = req->expires - jiffies;
const struct in6_addr *src = &inet_rsk(req)->ir_v6_loc_addr;
@ -1827,7 +1827,7 @@ static int tcp6_seq_show(struct seq_file *seq, void *v)
get_tcp6_sock(seq, v, st->num);
break;
case TCP_SEQ_STATE_OPENREQ:
get_openreq6(seq, st->syn_wait_sk, v, st->num, st->uid);
get_openreq6(seq, v, st->num, st->uid);
break;
}
out: