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authorDavid S. Miller <davem@davemloft.net>2018-08-09 11:52:36 -0700
committerDavid S. Miller <davem@davemloft.net>2018-08-09 11:52:36 -0700
commita736e074680745faa5dc6be8dd3c58ad4850aab9 (patch)
tree620e6d20cfce3806399fbefa8d911cc848463f9b /net
parent192e91d244e376b32d90ffbf78c87a0fb35a4040 (diff)
parent112cbae26d18e75098d95cc234cfa5059de8d479 (diff)
downloadlinux-a736e074680745faa5dc6be8dd3c58ad4850aab9.tar.bz2
Merge ra.kernel.org:/pub/scm/linux/kernel/git/davem/net
Overlapping changes in RXRPC, changing to ktime_get_seconds() whilst adding some tracepoints. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/dccp/ccids/ccid2.c6
-rw-r--r--net/dsa/slave.c4
-rw-r--r--net/ipv6/ip6_tunnel.c8
-rw-r--r--net/ipv6/route.c4
-rw-r--r--net/llc/llc_core.c4
-rw-r--r--net/packet/af_packet.c10
-rw-r--r--net/rxrpc/ar-internal.h8
-rw-r--r--net/rxrpc/conn_event.c4
-rw-r--r--net/rxrpc/net_ns.c6
-rw-r--r--net/rxrpc/output.c12
-rw-r--r--net/rxrpc/peer_event.c156
-rw-r--r--net/rxrpc/peer_object.c8
-rw-r--r--net/rxrpc/rxkad.c5
-rw-r--r--net/smc/af_smc.c15
-rw-r--r--net/tipc/net.c4
-rw-r--r--net/vmw_vsock/af_vsock.c15
-rw-r--r--net/vmw_vsock/vmci_transport.c3
17 files changed, 145 insertions, 127 deletions
diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c
index 2b75df469220..842a9c7c73a3 100644
--- a/net/dccp/ccids/ccid2.c
+++ b/net/dccp/ccids/ccid2.c
@@ -229,14 +229,16 @@ static void ccid2_cwnd_restart(struct sock *sk, const u32 now)
struct ccid2_hc_tx_sock *hc = ccid2_hc_tx_sk(sk);
u32 cwnd = hc->tx_cwnd, restart_cwnd,
iwnd = rfc3390_bytes_to_packets(dccp_sk(sk)->dccps_mss_cache);
+ s32 delta = now - hc->tx_lsndtime;
hc->tx_ssthresh = max(hc->tx_ssthresh, (cwnd >> 1) + (cwnd >> 2));
/* don't reduce cwnd below the initial window (IW) */
restart_cwnd = min(cwnd, iwnd);
- cwnd >>= (now - hc->tx_lsndtime) / hc->tx_rto;
- hc->tx_cwnd = max(cwnd, restart_cwnd);
+ while ((delta -= hc->tx_rto) >= 0 && cwnd > restart_cwnd)
+ cwnd >>= 1;
+ hc->tx_cwnd = max(cwnd, restart_cwnd);
hc->tx_cwnd_stamp = now;
hc->tx_cwnd_used = 0;
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 1ba3bde96b55..962c4fd338ba 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -639,7 +639,7 @@ static int dsa_slave_set_eee(struct net_device *dev, struct ethtool_eee *e)
int ret;
/* Port's PHY and MAC both need to be EEE capable */
- if (!dev->phydev)
+ if (!dev->phydev && !dp->pl)
return -ENODEV;
if (!ds->ops->set_mac_eee)
@@ -659,7 +659,7 @@ static int dsa_slave_get_eee(struct net_device *dev, struct ethtool_eee *e)
int ret;
/* Port's PHY and MAC both need to be EEE capable */
- if (!dev->phydev)
+ if (!dev->phydev && !dp->pl)
return -ENODEV;
if (!ds->ops->get_mac_eee)
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 820cebe0c687..5df2a58d945c 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1133,12 +1133,8 @@ route_lookup:
max_headroom += 8;
mtu -= 8;
}
- if (skb->protocol == htons(ETH_P_IPV6)) {
- if (mtu < IPV6_MIN_MTU)
- mtu = IPV6_MIN_MTU;
- } else if (mtu < 576) {
- mtu = 576;
- }
+ mtu = max(mtu, skb->protocol == htons(ETH_P_IPV6) ?
+ IPV6_MIN_MTU : IPV4_MIN_MTU);
skb_dst_update_pmtu(skb, mtu);
if (skb->len - t->tun_hlen - eth_hlen > mtu && !skb_is_gso(skb)) {
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index ec18b3ce8b6d..7208c16302f6 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -978,10 +978,6 @@ static void rt6_set_from(struct rt6_info *rt, struct fib6_info *from)
rt->rt6i_flags &= ~RTF_EXPIRES;
rcu_assign_pointer(rt->from, from);
dst_init_metrics(&rt->dst, from->fib6_metrics->metrics, true);
- if (from->fib6_metrics != &dst_default_metrics) {
- rt->dst._metrics |= DST_METRICS_REFCOUNTED;
- refcount_inc(&from->fib6_metrics->refcnt);
- }
}
/* Caller must already hold reference to @ort */
diff --git a/net/llc/llc_core.c b/net/llc/llc_core.c
index 89041260784c..260b3dc1b4a2 100644
--- a/net/llc/llc_core.c
+++ b/net/llc/llc_core.c
@@ -73,8 +73,8 @@ struct llc_sap *llc_sap_find(unsigned char sap_value)
rcu_read_lock_bh();
sap = __llc_sap_find(sap_value);
- if (sap)
- llc_sap_hold(sap);
+ if (!sap || !llc_sap_hold_safe(sap))
+ sap = NULL;
rcu_read_unlock_bh();
return sap;
}
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 345e38058ae5..75c92a87e7b2 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -4230,6 +4230,8 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
}
if (req->tp_block_nr) {
+ unsigned int min_frame_size;
+
/* Sanity tests and some calculations */
err = -EBUSY;
if (unlikely(rb->pg_vec))
@@ -4252,12 +4254,12 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
goto out;
if (unlikely(!PAGE_ALIGNED(req->tp_block_size)))
goto out;
+ min_frame_size = po->tp_hdrlen + po->tp_reserve;
if (po->tp_version >= TPACKET_V3 &&
- req->tp_block_size <=
- BLK_PLUS_PRIV((u64)req_u->req3.tp_sizeof_priv) + sizeof(struct tpacket3_hdr))
+ req->tp_block_size <
+ BLK_PLUS_PRIV((u64)req_u->req3.tp_sizeof_priv) + min_frame_size)
goto out;
- if (unlikely(req->tp_frame_size < po->tp_hdrlen +
- po->tp_reserve))
+ if (unlikely(req->tp_frame_size < min_frame_size))
goto out;
if (unlikely(req->tp_frame_size & (TPACKET_ALIGNMENT - 1)))
goto out;
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index 9d9278a13d91..c97558710421 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -104,9 +104,9 @@ struct rxrpc_net {
#define RXRPC_KEEPALIVE_TIME 20 /* NAT keepalive time in seconds */
u8 peer_keepalive_cursor;
- ktime_t peer_keepalive_base;
- struct hlist_head peer_keepalive[RXRPC_KEEPALIVE_TIME + 1];
- struct hlist_head peer_keepalive_new;
+ time64_t peer_keepalive_base;
+ struct list_head peer_keepalive[32];
+ struct list_head peer_keepalive_new;
struct timer_list peer_keepalive_timer;
struct work_struct peer_keepalive_work;
};
@@ -295,7 +295,7 @@ struct rxrpc_peer {
struct hlist_head error_targets; /* targets for net error distribution */
struct work_struct error_distributor;
struct rb_root service_conns; /* Service connections */
- struct hlist_node keepalive_link; /* Link in net->peer_keepalive[] */
+ struct list_head keepalive_link; /* Link in net->peer_keepalive[] */
time64_t last_tx_at; /* Last time packet sent here */
seqlock_t service_conn_lock;
spinlock_t lock; /* access lock */
diff --git a/net/rxrpc/conn_event.c b/net/rxrpc/conn_event.c
index 84d40ba9856f..6df56ce68861 100644
--- a/net/rxrpc/conn_event.c
+++ b/net/rxrpc/conn_event.c
@@ -138,7 +138,7 @@ static void rxrpc_conn_retransmit_call(struct rxrpc_connection *conn,
}
ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, ioc, len);
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
if (ret < 0)
trace_rxrpc_tx_fail(chan->call_debug_id, serial, ret,
rxrpc_tx_point_call_final_resend);
@@ -252,7 +252,7 @@ static int rxrpc_abort_connection(struct rxrpc_connection *conn,
trace_rxrpc_tx_packet(conn->debug_id, &whdr, rxrpc_tx_point_conn_abort);
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
_leave(" = 0");
return 0;
diff --git a/net/rxrpc/net_ns.c b/net/rxrpc/net_ns.c
index 5d6a773db973..417d80867c4f 100644
--- a/net/rxrpc/net_ns.c
+++ b/net/rxrpc/net_ns.c
@@ -85,12 +85,12 @@ static __net_init int rxrpc_init_net(struct net *net)
hash_init(rxnet->peer_hash);
spin_lock_init(&rxnet->peer_hash_lock);
for (i = 0; i < ARRAY_SIZE(rxnet->peer_keepalive); i++)
- INIT_HLIST_HEAD(&rxnet->peer_keepalive[i]);
- INIT_HLIST_HEAD(&rxnet->peer_keepalive_new);
+ INIT_LIST_HEAD(&rxnet->peer_keepalive[i]);
+ INIT_LIST_HEAD(&rxnet->peer_keepalive_new);
timer_setup(&rxnet->peer_keepalive_timer,
rxrpc_peer_keepalive_timeout, 0);
INIT_WORK(&rxnet->peer_keepalive_work, rxrpc_peer_keepalive_worker);
- rxnet->peer_keepalive_base = ktime_add(ktime_get_real(), NSEC_PER_SEC);
+ rxnet->peer_keepalive_base = ktime_get_seconds();
ret = -ENOMEM;
rxnet->proc_net = proc_net_mkdir(net, "rxrpc", net->proc_net);
diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c
index 801dbf3d3478..ccf5de160444 100644
--- a/net/rxrpc/output.c
+++ b/net/rxrpc/output.c
@@ -209,7 +209,7 @@ int rxrpc_send_ack_packet(struct rxrpc_call *call, bool ping,
now = ktime_get_real();
if (ping)
call->ping_time = now;
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
if (ret < 0)
trace_rxrpc_tx_fail(call->debug_id, serial, ret,
rxrpc_tx_point_call_ack);
@@ -299,7 +299,7 @@ int rxrpc_send_abort_packet(struct rxrpc_call *call)
ret = kernel_sendmsg(conn->params.local->socket,
&msg, iov, 1, sizeof(pkt));
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
if (ret < 0)
trace_rxrpc_tx_fail(call->debug_id, serial, ret,
rxrpc_tx_point_call_abort);
@@ -397,7 +397,7 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct sk_buff *skb,
* message and update the peer record
*/
ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, 2, len);
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
up_read(&conn->params.local->defrag_sem);
if (ret < 0)
@@ -466,7 +466,7 @@ send_fragmentable:
if (ret == 0) {
ret = kernel_sendmsg(conn->params.local->socket, &msg,
iov, 2, len);
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
opt = IP_PMTUDISC_DO;
kernel_setsockopt(conn->params.local->socket, SOL_IP,
@@ -484,7 +484,7 @@ send_fragmentable:
if (ret == 0) {
ret = kernel_sendmsg(conn->params.local->socket, &msg,
iov, 2, len);
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
opt = IPV6_PMTUDISC_DO;
kernel_setsockopt(conn->params.local->socket,
@@ -617,6 +617,6 @@ void rxrpc_send_keepalive(struct rxrpc_peer *peer)
trace_rxrpc_tx_packet(peer->debug_id, &whdr,
rxrpc_tx_point_version_keepalive);
- peer->last_tx_at = ktime_get_real();
+ peer->last_tx_at = ktime_get_seconds();
_leave("");
}
diff --git a/net/rxrpc/peer_event.c b/net/rxrpc/peer_event.c
index 0ed8b651cec2..4f9da2f51c69 100644
--- a/net/rxrpc/peer_event.c
+++ b/net/rxrpc/peer_event.c
@@ -350,97 +350,117 @@ void rxrpc_peer_add_rtt(struct rxrpc_call *call, enum rxrpc_rtt_rx_trace why,
}
/*
- * Perform keep-alive pings with VERSION packets to keep any NAT alive.
+ * Perform keep-alive pings.
*/
-void rxrpc_peer_keepalive_worker(struct work_struct *work)
+static void rxrpc_peer_keepalive_dispatch(struct rxrpc_net *rxnet,
+ struct list_head *collector,
+ time64_t base,
+ u8 cursor)
{
- struct rxrpc_net *rxnet =
- container_of(work, struct rxrpc_net, peer_keepalive_work);
struct rxrpc_peer *peer;
- unsigned long delay;
- ktime_t base, now = ktime_get_real();
- s64 diff;
- u8 cursor, slot;
+ const u8 mask = ARRAY_SIZE(rxnet->peer_keepalive) - 1;
+ time64_t keepalive_at;
+ int slot;
- base = rxnet->peer_keepalive_base;
- cursor = rxnet->peer_keepalive_cursor;
+ spin_lock_bh(&rxnet->peer_hash_lock);
- _enter("%u,%lld", cursor, ktime_sub(now, base));
+ while (!list_empty(collector)) {
+ peer = list_entry(collector->next,
+ struct rxrpc_peer, keepalive_link);
-next_bucket:
- diff = ktime_to_ns(ktime_sub(now, base));
- if (diff < 0)
- goto resched;
+ list_del_init(&peer->keepalive_link);
+ if (!rxrpc_get_peer_maybe(peer))
+ continue;
- _debug("at %u", cursor);
- spin_lock_bh(&rxnet->peer_hash_lock);
-next_peer:
- if (!rxnet->live) {
spin_unlock_bh(&rxnet->peer_hash_lock);
- goto out;
- }
- /* Everything in the bucket at the cursor is processed this second; the
- * bucket at cursor + 1 goes now + 1s and so on...
- */
- if (hlist_empty(&rxnet->peer_keepalive[cursor])) {
- if (hlist_empty(&rxnet->peer_keepalive_new)) {
- spin_unlock_bh(&rxnet->peer_hash_lock);
- goto emptied_bucket;
+ keepalive_at = peer->last_tx_at + RXRPC_KEEPALIVE_TIME;
+ slot = keepalive_at - base;
+ _debug("%02x peer %u t=%d {%pISp}",
+ cursor, peer->debug_id, slot, &peer->srx.transport);
+
+ if (keepalive_at <= base ||
+ keepalive_at > base + RXRPC_KEEPALIVE_TIME) {
+ rxrpc_send_keepalive(peer);
+ slot = RXRPC_KEEPALIVE_TIME;
}
- hlist_move_list(&rxnet->peer_keepalive_new,
- &rxnet->peer_keepalive[cursor]);
+ /* A transmission to this peer occurred since last we examined
+ * it so put it into the appropriate future bucket.
+ */
+ slot += cursor;
+ slot &= mask;
+ spin_lock_bh(&rxnet->peer_hash_lock);
+ list_add_tail(&peer->keepalive_link,
+ &rxnet->peer_keepalive[slot & mask]);
+ rxrpc_put_peer(peer);
}
- peer = hlist_entry(rxnet->peer_keepalive[cursor].first,
- struct rxrpc_peer, keepalive_link);
- hlist_del_init(&peer->keepalive_link);
- if (!rxrpc_get_peer_maybe(peer))
- goto next_peer;
-
spin_unlock_bh(&rxnet->peer_hash_lock);
+}
- _debug("peer %u {%pISp}", peer->debug_id, &peer->srx.transport);
+/*
+ * Perform keep-alive pings with VERSION packets to keep any NAT alive.
+ */
+void rxrpc_peer_keepalive_worker(struct work_struct *work)
+{
+ struct rxrpc_net *rxnet =
+ container_of(work, struct rxrpc_net, peer_keepalive_work);
+ const u8 mask = ARRAY_SIZE(rxnet->peer_keepalive) - 1;
+ time64_t base, now, delay;
+ u8 cursor, stop;
+ LIST_HEAD(collector);
-recalc:
- diff = ktime_divns(ktime_sub(peer->last_tx_at, base), NSEC_PER_SEC);
- if (diff < -30 || diff > 30)
- goto send; /* LSW of 64-bit time probably wrapped on 32-bit */
- diff += RXRPC_KEEPALIVE_TIME - 1;
- if (diff < 0)
- goto send;
+ now = ktime_get_seconds();
+ base = rxnet->peer_keepalive_base;
+ cursor = rxnet->peer_keepalive_cursor;
+ _enter("%lld,%u", base - now, cursor);
- slot = (diff > RXRPC_KEEPALIVE_TIME - 1) ? RXRPC_KEEPALIVE_TIME - 1 : diff;
- if (slot == 0)
- goto send;
+ if (!rxnet->live)
+ return;
- /* A transmission to this peer occurred since last we examined it so
- * put it into the appropriate future bucket.
+ /* Remove to a temporary list all the peers that are currently lodged
+ * in expired buckets plus all new peers.
+ *
+ * Everything in the bucket at the cursor is processed this
+ * second; the bucket at cursor + 1 goes at now + 1s and so
+ * on...
*/
- slot = (slot + cursor) % ARRAY_SIZE(rxnet->peer_keepalive);
spin_lock_bh(&rxnet->peer_hash_lock);
- hlist_add_head(&peer->keepalive_link, &rxnet->peer_keepalive[slot]);
- rxrpc_put_peer(peer);
- goto next_peer;
-
-send:
- rxrpc_send_keepalive(peer);
- now = ktime_get_real();
- goto recalc;
+ list_splice_init(&rxnet->peer_keepalive_new, &collector);
+
+ stop = cursor + ARRAY_SIZE(rxnet->peer_keepalive);
+ while (base <= now && (s8)(cursor - stop) < 0) {
+ list_splice_tail_init(&rxnet->peer_keepalive[cursor & mask],
+ &collector);
+ base++;
+ cursor++;
+ }
-emptied_bucket:
- cursor++;
- if (cursor >= ARRAY_SIZE(rxnet->peer_keepalive))
- cursor = 0;
- base = ktime_add_ns(base, NSEC_PER_SEC);
- goto next_bucket;
+ base = now;
+ spin_unlock_bh(&rxnet->peer_hash_lock);
-resched:
rxnet->peer_keepalive_base = base;
rxnet->peer_keepalive_cursor = cursor;
- delay = nsecs_to_jiffies(-diff) + 1;
- timer_reduce(&rxnet->peer_keepalive_timer, jiffies + delay);
-out:
+ rxrpc_peer_keepalive_dispatch(rxnet, &collector, base, cursor);
+ ASSERT(list_empty(&collector));
+
+ /* Schedule the timer for the next occupied timeslot. */
+ cursor = rxnet->peer_keepalive_cursor;
+ stop = cursor + RXRPC_KEEPALIVE_TIME - 1;
+ for (; (s8)(cursor - stop) < 0; cursor++) {
+ if (!list_empty(&rxnet->peer_keepalive[cursor & mask]))
+ break;
+ base++;
+ }
+
+ now = ktime_get_seconds();
+ delay = base - now;
+ if (delay < 1)
+ delay = 1;
+ delay *= HZ;
+ if (rxnet->live)
+ timer_reduce(&rxnet->peer_keepalive_timer, jiffies + delay);
+
_leave("");
}
diff --git a/net/rxrpc/peer_object.c b/net/rxrpc/peer_object.c
index 1b7e8107b3ae..24ec7cdcf332 100644
--- a/net/rxrpc/peer_object.c
+++ b/net/rxrpc/peer_object.c
@@ -322,7 +322,7 @@ struct rxrpc_peer *rxrpc_lookup_incoming_peer(struct rxrpc_local *local,
if (!peer) {
peer = prealloc;
hash_add_rcu(rxnet->peer_hash, &peer->hash_link, hash_key);
- hlist_add_head(&peer->keepalive_link, &rxnet->peer_keepalive_new);
+ list_add_tail(&peer->keepalive_link, &rxnet->peer_keepalive_new);
}
spin_unlock(&rxnet->peer_hash_lock);
@@ -367,8 +367,8 @@ struct rxrpc_peer *rxrpc_lookup_peer(struct rxrpc_local *local,
if (!peer) {
hash_add_rcu(rxnet->peer_hash,
&candidate->hash_link, hash_key);
- hlist_add_head(&candidate->keepalive_link,
- &rxnet->peer_keepalive_new);
+ list_add_tail(&candidate->keepalive_link,
+ &rxnet->peer_keepalive_new);
}
spin_unlock_bh(&rxnet->peer_hash_lock);
@@ -441,7 +441,7 @@ static void __rxrpc_put_peer(struct rxrpc_peer *peer)
spin_lock_bh(&rxnet->peer_hash_lock);
hash_del_rcu(&peer->hash_link);
- hlist_del_init(&peer->keepalive_link);
+ list_del_init(&peer->keepalive_link);
spin_unlock_bh(&rxnet->peer_hash_lock);
kfree_rcu(peer, rcu);
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index eaf8f4f446b0..cea16838d588 100644
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -670,7 +670,7 @@ static int rxkad_issue_challenge(struct rxrpc_connection *conn)
return -EAGAIN;
}
- conn->params.peer->last_tx_at = ktime_get_real();
+ conn->params.peer->last_tx_at = ktime_get_seconds();
trace_rxrpc_tx_packet(conn->debug_id, &whdr,
rxrpc_tx_point_rxkad_challenge);
_leave(" = 0");
@@ -728,8 +728,7 @@ static int rxkad_send_response(struct rxrpc_connection *conn,
return -EAGAIN;
}
- conn->params.peer->last_tx_at = ktime_get_real();
- trace_rxrpc_tx_packet(0, &whdr, rxrpc_tx_point_rxkad_response);
+ conn->params.peer->last_tx_at = ktime_get_seconds();
_leave(" = 0");
return 0;
}
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index 0fc94f296e54..2d8a1e15e4f9 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -1305,6 +1305,8 @@ static void smc_tcp_listen_work(struct work_struct *work)
sock_hold(lsk); /* sock_put in smc_listen_work */
INIT_WORK(&new_smc->smc_listen_work, smc_listen_work);
smc_copy_sock_settings_to_smc(new_smc);
+ new_smc->sk.sk_sndbuf = lsmc->sk.sk_sndbuf;
+ new_smc->sk.sk_rcvbuf = lsmc->sk.sk_rcvbuf;
sock_hold(&new_smc->sk); /* sock_put in passive closing */
if (!schedule_work(&new_smc->smc_listen_work))
sock_put(&new_smc->sk);
@@ -1581,8 +1583,7 @@ static int smc_shutdown(struct socket *sock, int how)
lock_sock(sk);
rc = -ENOTCONN;
- if ((sk->sk_state != SMC_LISTEN) &&
- (sk->sk_state != SMC_ACTIVE) &&
+ if ((sk->sk_state != SMC_ACTIVE) &&
(sk->sk_state != SMC_PEERCLOSEWAIT1) &&
(sk->sk_state != SMC_PEERCLOSEWAIT2) &&
(sk->sk_state != SMC_APPCLOSEWAIT1) &&
@@ -1706,12 +1707,16 @@ static int smc_ioctl(struct socket *sock, unsigned int cmd,
smc = smc_sk(sock->sk);
conn = &smc->conn;
+ lock_sock(&smc->sk);
if (smc->use_fallback) {
- if (!smc->clcsock)
+ if (!smc->clcsock) {
+ release_sock(&smc->sk);
return -EBADF;
- return smc->clcsock->ops->ioctl(smc->clcsock, cmd, arg);
+ }
+ answ = smc->clcsock->ops->ioctl(smc->clcsock, cmd, arg);
+ release_sock(&smc->sk);
+ return answ;
}
- lock_sock(&smc->sk);
switch (cmd) {
case SIOCINQ: /* same as FIONREAD */
if (smc->sk.sk_state == SMC_LISTEN) {
diff --git a/net/tipc/net.c b/net/tipc/net.c
index a7f6964c3a4b..62199cf5a56c 100644
--- a/net/tipc/net.c
+++ b/net/tipc/net.c
@@ -123,15 +123,13 @@ void tipc_net_finalize(struct net *net, u32 addr)
{
struct tipc_net *tn = tipc_net(net);
- spin_lock_bh(&tn->node_list_lock);
- if (!tipc_own_addr(net)) {
+ if (!cmpxchg(&tn->node_addr, 0, addr)) {
tipc_set_node_addr(net, addr);
tipc_named_reinit(net);
tipc_sk_reinit(net);
tipc_nametbl_publish(net, TIPC_CFG_SRV, addr, addr,
TIPC_CLUSTER_SCOPE, 0, addr);
}
- spin_unlock_bh(&tn->node_list_lock);
}
void tipc_net_stop(struct net *net)
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index c1076c19b858..ab27a2872935 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -451,14 +451,14 @@ static int vsock_send_shutdown(struct sock *sk, int mode)
return transport->shutdown(vsock_sk(sk), mode);
}
-void vsock_pending_work(struct work_struct *work)
+static void vsock_pending_work(struct work_struct *work)
{
struct sock *sk;
struct sock *listener;
struct vsock_sock *vsk;
bool cleanup;
- vsk = container_of(work, struct vsock_sock, dwork.work);
+ vsk = container_of(work, struct vsock_sock, pending_work.work);
sk = sk_vsock(vsk);
listener = vsk->listener;
cleanup = true;
@@ -498,7 +498,6 @@ out:
sock_put(sk);
sock_put(listener);
}
-EXPORT_SYMBOL_GPL(vsock_pending_work);
/**** SOCKET OPERATIONS ****/
@@ -597,6 +596,8 @@ static int __vsock_bind(struct sock *sk, struct sockaddr_vm *addr)
return retval;
}
+static void vsock_connect_timeout(struct work_struct *work);
+
struct sock *__vsock_create(struct net *net,
struct socket *sock,
struct sock *parent,
@@ -638,6 +639,8 @@ struct sock *__vsock_create(struct net *net,
vsk->sent_request = false;
vsk->ignore_connecting_rst = false;
vsk->peer_shutdown = 0;
+ INIT_DELAYED_WORK(&vsk->connect_work, vsock_connect_timeout);
+ INIT_DELAYED_WORK(&vsk->pending_work, vsock_pending_work);
psk = parent ? vsock_sk(parent) : NULL;
if (parent) {
@@ -1117,7 +1120,7 @@ static void vsock_connect_timeout(struct work_struct *work)
struct vsock_sock *vsk;
int cancel = 0;
- vsk = container_of(work, struct vsock_sock, dwork.work);
+ vsk = container_of(work, struct vsock_sock, connect_work.work);
sk = sk_vsock(vsk);
lock_sock(sk);
@@ -1221,9 +1224,7 @@ static int vsock_stream_connect(struct socket *sock, struct sockaddr *addr,
* timeout fires.
*/
sock_hold(sk);
- INIT_DELAYED_WORK(&vsk->dwork,
- vsock_connect_timeout);
- schedule_delayed_work(&vsk->dwork, timeout);
+ schedule_delayed_work(&vsk->connect_work, timeout);
/* Skip ahead to preserve error code set above. */
goto out_wait;
diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c
index a7a73ffe675b..cb332adb84cd 100644
--- a/net/vmw_vsock/vmci_transport.c
+++ b/net/vmw_vsock/vmci_transport.c
@@ -1094,8 +1094,7 @@ static int vmci_transport_recv_listen(struct sock *sk,
vpending->listener = sk;
sock_hold(sk);
sock_hold(pending);
- INIT_DELAYED_WORK(&vpending->dwork, vsock_pending_work);
- schedule_delayed_work(&vpending->dwork, HZ);
+ schedule_delayed_work(&vpending->pending_work, HZ);
out:
return err;