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Diffstat (limited to 'net/tipc/link.c')
-rw-r--r--net/tipc/link.c42
1 files changed, 24 insertions, 18 deletions
diff --git a/net/tipc/link.c b/net/tipc/link.c
index b36e16cdc945..bda89bf9f4ff 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -47,8 +47,8 @@
#include <linux/pkt_sched.h>
struct tipc_stats {
- u32 sent_info; /* used in counting # sent packets */
- u32 recv_info; /* used in counting # recv'd packets */
+ u32 sent_pkts;
+ u32 recv_pkts;
u32 sent_states;
u32 recv_states;
u32 sent_probes;
@@ -857,7 +857,6 @@ void tipc_link_reset(struct tipc_link *l)
l->acked = 0;
l->silent_intv_cnt = 0;
l->rst_cnt = 0;
- l->stats.recv_info = 0;
l->stale_count = 0;
l->bc_peer_is_up = false;
memset(&l->mon_state, 0, sizeof(l->mon_state));
@@ -888,6 +887,7 @@ int tipc_link_xmit(struct tipc_link *l, struct sk_buff_head *list,
struct sk_buff_head *transmq = &l->transmq;
struct sk_buff_head *backlogq = &l->backlogq;
struct sk_buff *skb, *_skb, *bskb;
+ int pkt_cnt = skb_queue_len(list);
/* Match msg importance against this and all higher backlog limits: */
if (!skb_queue_empty(backlogq)) {
@@ -901,6 +901,11 @@ int tipc_link_xmit(struct tipc_link *l, struct sk_buff_head *list,
return -EMSGSIZE;
}
+ if (pkt_cnt > 1) {
+ l->stats.sent_fragmented++;
+ l->stats.sent_fragments += pkt_cnt;
+ }
+
/* Prepare each packet for sending, and add to relevant queue: */
while (skb_queue_len(list)) {
skb = skb_peek(list);
@@ -920,6 +925,7 @@ int tipc_link_xmit(struct tipc_link *l, struct sk_buff_head *list,
__skb_queue_tail(xmitq, _skb);
TIPC_SKB_CB(skb)->ackers = l->ackers;
l->rcv_unacked = 0;
+ l->stats.sent_pkts++;
seqno++;
continue;
}
@@ -968,6 +974,7 @@ void tipc_link_advance_backlog(struct tipc_link *l, struct sk_buff_head *xmitq)
msg_set_ack(hdr, ack);
msg_set_bcast_ack(hdr, bc_ack);
l->rcv_unacked = 0;
+ l->stats.sent_pkts++;
seqno++;
}
l->snd_nxt = seqno;
@@ -1260,7 +1267,7 @@ int tipc_link_rcv(struct tipc_link *l, struct sk_buff *skb,
/* Deliver packet */
l->rcv_nxt++;
- l->stats.recv_info++;
+ l->stats.recv_pkts++;
if (!tipc_data_input(l, skb, l->inputq))
rc |= tipc_link_input(l, skb, l->inputq);
if (unlikely(++l->rcv_unacked >= TIPC_MIN_LINK_WIN))
@@ -1312,6 +1319,7 @@ static void tipc_link_build_proto_msg(struct tipc_link *l, int mtyp, bool probe,
msg_set_next_sent(hdr, l->snd_nxt);
msg_set_ack(hdr, l->rcv_nxt - 1);
msg_set_bcast_ack(hdr, bcl->rcv_nxt - 1);
+ msg_set_bc_ack_invalid(hdr, !node_up);
msg_set_last_bcast(hdr, l->bc_sndlink->snd_nxt - 1);
msg_set_link_tolerance(hdr, tolerance);
msg_set_linkprio(hdr, priority);
@@ -1491,8 +1499,9 @@ static int tipc_link_proto_rcv(struct tipc_link *l, struct sk_buff *skb,
if (in_range(peers_tol, TIPC_MIN_LINK_TOL, TIPC_MAX_LINK_TOL))
l->tolerance = peers_tol;
- if (peers_prio && in_range(peers_prio, TIPC_MIN_LINK_PRI,
- TIPC_MAX_LINK_PRI)) {
+ /* Update own prio if peer indicates a different value */
+ if ((peers_prio != l->priority) &&
+ in_range(peers_prio, 1, TIPC_MAX_LINK_PRI)) {
l->priority = peers_prio;
rc = tipc_link_fsm_evt(l, LINK_FAILURE_EVT);
}
@@ -1574,6 +1583,7 @@ static void tipc_link_build_bc_init_msg(struct tipc_link *l,
__skb_queue_head_init(&list);
if (!tipc_link_build_bc_proto_msg(l->bc_rcvlink, false, 0, &list))
return;
+ msg_set_bc_ack_invalid(buf_msg(skb_peek(&list)), true);
tipc_link_xmit(l, &list, xmitq);
}
@@ -1797,10 +1807,6 @@ void tipc_link_set_queue_limits(struct tipc_link *l, u32 win)
void tipc_link_reset_stats(struct tipc_link *l)
{
memset(&l->stats, 0, sizeof(l->stats));
- if (!link_is_bc_sndlink(l)) {
- l->stats.sent_info = l->snd_nxt;
- l->stats.recv_info = l->rcv_nxt;
- }
}
static void link_print(struct tipc_link *l, const char *str)
@@ -1864,12 +1870,12 @@ static int __tipc_nl_add_stats(struct sk_buff *skb, struct tipc_stats *s)
};
struct nla_map map[] = {
- {TIPC_NLA_STATS_RX_INFO, s->recv_info},
+ {TIPC_NLA_STATS_RX_INFO, 0},
{TIPC_NLA_STATS_RX_FRAGMENTS, s->recv_fragments},
{TIPC_NLA_STATS_RX_FRAGMENTED, s->recv_fragmented},
{TIPC_NLA_STATS_RX_BUNDLES, s->recv_bundles},
{TIPC_NLA_STATS_RX_BUNDLED, s->recv_bundled},
- {TIPC_NLA_STATS_TX_INFO, s->sent_info},
+ {TIPC_NLA_STATS_TX_INFO, 0},
{TIPC_NLA_STATS_TX_FRAGMENTS, s->sent_fragments},
{TIPC_NLA_STATS_TX_FRAGMENTED, s->sent_fragmented},
{TIPC_NLA_STATS_TX_BUNDLES, s->sent_bundles},
@@ -1944,9 +1950,9 @@ int __tipc_nl_add_link(struct net *net, struct tipc_nl_msg *msg,
goto attr_msg_full;
if (nla_put_u32(msg->skb, TIPC_NLA_LINK_MTU, link->mtu))
goto attr_msg_full;
- if (nla_put_u32(msg->skb, TIPC_NLA_LINK_RX, link->rcv_nxt))
+ if (nla_put_u32(msg->skb, TIPC_NLA_LINK_RX, link->stats.recv_pkts))
goto attr_msg_full;
- if (nla_put_u32(msg->skb, TIPC_NLA_LINK_TX, link->snd_nxt))
+ if (nla_put_u32(msg->skb, TIPC_NLA_LINK_TX, link->stats.sent_pkts))
goto attr_msg_full;
if (tipc_link_is_up(link))
@@ -2001,12 +2007,12 @@ static int __tipc_nl_add_bc_link_stat(struct sk_buff *skb,
};
struct nla_map map[] = {
- {TIPC_NLA_STATS_RX_INFO, stats->recv_info},
+ {TIPC_NLA_STATS_RX_INFO, stats->recv_pkts},
{TIPC_NLA_STATS_RX_FRAGMENTS, stats->recv_fragments},
{TIPC_NLA_STATS_RX_FRAGMENTED, stats->recv_fragmented},
{TIPC_NLA_STATS_RX_BUNDLES, stats->recv_bundles},
{TIPC_NLA_STATS_RX_BUNDLED, stats->recv_bundled},
- {TIPC_NLA_STATS_TX_INFO, stats->sent_info},
+ {TIPC_NLA_STATS_TX_INFO, stats->sent_pkts},
{TIPC_NLA_STATS_TX_FRAGMENTS, stats->sent_fragments},
{TIPC_NLA_STATS_TX_FRAGMENTED, stats->sent_fragmented},
{TIPC_NLA_STATS_TX_BUNDLES, stats->sent_bundles},
@@ -2073,9 +2079,9 @@ int tipc_nl_add_bc_link(struct net *net, struct tipc_nl_msg *msg)
goto attr_msg_full;
if (nla_put_string(msg->skb, TIPC_NLA_LINK_NAME, bcl->name))
goto attr_msg_full;
- if (nla_put_u32(msg->skb, TIPC_NLA_LINK_RX, bcl->rcv_nxt))
+ if (nla_put_u32(msg->skb, TIPC_NLA_LINK_RX, 0))
goto attr_msg_full;
- if (nla_put_u32(msg->skb, TIPC_NLA_LINK_TX, bcl->snd_nxt))
+ if (nla_put_u32(msg->skb, TIPC_NLA_LINK_TX, 0))
goto attr_msg_full;
prop = nla_nest_start(msg->skb, TIPC_NLA_LINK_PROP);
generated by cgit v1.2.3-70-g09d2 (git 2.51.1) at 2025-10-31 05:23:24 +0000