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ipv4: Kill FLOWI_FLAG_RT_NOCACHE and associated code. 

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2012-07-17 14:02:46 -07:00
parent d2d68ba9fe
commit ba3f7f04ef
6 changed files with 5 additions and 13 deletions
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1
include/net/flow.h
View File

@ -21,7 +21,6 @@ struct flowi_common {
__u8 flowic_flags;
#define FLOWI_FLAG_ANYSRC 0x01
#define FLOWI_FLAG_CAN_SLEEP 0x02
#define FLOWI_FLAG_RT_NOCACHE 0x04
__u32 flowic_secid;
};

3
include/net/inet_connection_sock.h
View File

@ -250,8 +250,7 @@ extern int inet_csk_get_port(struct sock *sk, unsigned short snum);
extern struct dst_entry* inet_csk_route_req(struct sock *sk,
struct flowi4 *fl4,
const struct request_sock *req,
bool nocache);
const struct request_sock *req);
extern struct dst_entry* inet_csk_route_child_sock(struct sock *sk,
struct sock *newsk,
const struct request_sock *req);

2
net/dccp/ipv4.c
View File

@ -508,7 +508,7 @@ static int dccp_v4_send_response(struct sock *sk, struct request_sock *req,
struct dst_entry *dst;
struct flowi4 fl4;
dst = inet_csk_route_req(sk, &fl4, req, false);
dst = inet_csk_route_req(sk, &fl4, req);
if (dst == NULL)
goto out;

5
net/ipv4/inet_connection_sock.c
View File

@ -368,8 +368,7 @@ EXPORT_SYMBOL(inet_csk_reset_keepalive_timer);
struct dst_entry *inet_csk_route_req(struct sock *sk,
struct flowi4 *fl4,
const struct request_sock *req,
bool nocache)
const struct request_sock *req)
{
struct rtable *rt;
const struct inet_request_sock *ireq = inet_rsk(req);
@ -377,8 +376,6 @@ struct dst_entry *inet_csk_route_req(struct sock *sk,
struct net *net = sock_net(sk);
int flags = inet_sk_flowi_flags(sk);
if (nocache)
flags |= FLOWI_FLAG_RT_NOCACHE;
flowi4_init_output(fl4, sk->sk_bound_dev_if, sk->sk_mark,
RT_CONN_FLAGS(sk), RT_SCOPE_UNIVERSE,
sk->sk_protocol,

3
net/ipv4/route.c
View File

@ -1836,9 +1836,6 @@ static struct rtable *__mkroute_output(const struct fib_result *res,
rt_set_nexthop(rth, fl4->daddr, res, fnhe, fi, type, 0);
if (fl4->flowi4_flags & FLOWI_FLAG_RT_NOCACHE)
rth->dst.flags |= DST_NOCACHE;
return rth;
}

4
net/ipv4/tcp_ipv4.c
View File

@ -824,7 +824,7 @@ static int tcp_v4_send_synack(struct sock *sk, struct dst_entry *dst,
struct sk_buff * skb;
/* First, grab a route. */
if (!dst && (dst = inet_csk_route_req(sk, &fl4, req, nocache)) == NULL)
if (!dst && (dst = inet_csk_route_req(sk, &fl4, req)) == NULL)
return -1;
skb = tcp_make_synack(sk, dst, req, rvp);
@ -1378,7 +1378,7 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
*/
if (tmp_opt.saw_tstamp &&
tcp_death_row.sysctl_tw_recycle &&
(dst = inet_csk_route_req(sk, &fl4, req, want_cookie)) != NULL &&
(dst = inet_csk_route_req(sk, &fl4, req)) != NULL &&
fl4.daddr == saddr) {
if (!tcp_peer_is_proven(req, dst, true)) {
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_PAWSPASSIVEREJECTED);