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authorDavid S. Miller2012-02-19 22:03:15 +0100
committerDavid S. Miller2012-02-19 22:03:15 +0100
commit32efe08d77f5902ce7315fc9003c010ffffb8268 (patch)
tree40a88e6bae4e797cafce33f16a25e350c038f9bb /net
parentcisco/enic: use eth_hw_addr_random() instead of random_ether_addr() (diff)
parentLinux 3.3-rc4 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c Small minor conflict in bnx2x, wherein one commit changed how statistics were stored in software, and another commit fixed endianness bugs wrt. reading the values provided by the chip in memory. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/netpoll.c2
-rw-r--r--net/ipv4/tcp_input.c45
-rw-r--r--net/mac80211/main.c4
-rw-r--r--net/rxrpc/ar-key.c4
4 files changed, 34 insertions, 21 deletions
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 4ce473ea5dc0..3d84fb9d8873 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -205,7 +205,7 @@ static void netpoll_poll_dev(struct net_device *dev)
poll_napi(dev);
- if (dev->priv_flags & IFF_SLAVE) {
+ if (dev->flags & IFF_SLAVE) {
if (dev->npinfo) {
struct net_device *bond_dev = dev->master;
struct sk_buff *skb;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 976034f82320..53c8ce4046b2 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -1307,25 +1307,26 @@ static int tcp_match_skb_to_sack(struct sock *sk, struct sk_buff *skb,
return in_sack;
}
-static u8 tcp_sacktag_one(const struct sk_buff *skb, struct sock *sk,
- struct tcp_sacktag_state *state,
+/* Mark the given newly-SACKed range as such, adjusting counters and hints. */
+static u8 tcp_sacktag_one(struct sock *sk,
+ struct tcp_sacktag_state *state, u8 sacked,
+ u32 start_seq, u32 end_seq,
int dup_sack, int pcount)
{
struct tcp_sock *tp = tcp_sk(sk);
- u8 sacked = TCP_SKB_CB(skb)->sacked;
int fack_count = state->fack_count;
/* Account D-SACK for retransmitted packet. */
if (dup_sack && (sacked & TCPCB_RETRANS)) {
if (tp->undo_marker && tp->undo_retrans &&
- after(TCP_SKB_CB(skb)->end_seq, tp->undo_marker))
+ after(end_seq, tp->undo_marker))
tp->undo_retrans--;
if (sacked & TCPCB_SACKED_ACKED)
state->reord = min(fack_count, state->reord);
}
/* Nothing to do; acked frame is about to be dropped (was ACKed). */
- if (!after(TCP_SKB_CB(skb)->end_seq, tp->snd_una))
+ if (!after(end_seq, tp->snd_una))
return sacked;
if (!(sacked & TCPCB_SACKED_ACKED)) {
@@ -1344,13 +1345,13 @@ static u8 tcp_sacktag_one(const struct sk_buff *skb, struct sock *sk,
/* New sack for not retransmitted frame,
* which was in hole. It is reordering.
*/
- if (before(TCP_SKB_CB(skb)->seq,
+ if (before(start_seq,
tcp_highest_sack_seq(tp)))
state->reord = min(fack_count,
state->reord);
/* SACK enhanced F-RTO (RFC4138; Appendix B) */
- if (!after(TCP_SKB_CB(skb)->end_seq, tp->frto_highmark))
+ if (!after(end_seq, tp->frto_highmark))
state->flag |= FLAG_ONLY_ORIG_SACKED;
}
@@ -1368,8 +1369,7 @@ static u8 tcp_sacktag_one(const struct sk_buff *skb, struct sock *sk,
/* Lost marker hint past SACKed? Tweak RFC3517 cnt */
if (!tcp_is_fack(tp) && (tp->lost_skb_hint != NULL) &&
- before(TCP_SKB_CB(skb)->seq,
- TCP_SKB_CB(tp->lost_skb_hint)->seq))
+ before(start_seq, TCP_SKB_CB(tp->lost_skb_hint)->seq))
tp->lost_cnt_hint += pcount;
if (fack_count > tp->fackets_out)
@@ -1388,6 +1388,9 @@ static u8 tcp_sacktag_one(const struct sk_buff *skb, struct sock *sk,
return sacked;
}
+/* Shift newly-SACKed bytes from this skb to the immediately previous
+ * already-SACKed sk_buff. Mark the newly-SACKed bytes as such.
+ */
static int tcp_shifted_skb(struct sock *sk, struct sk_buff *skb,
struct tcp_sacktag_state *state,
unsigned int pcount, int shifted, int mss,
@@ -1395,10 +1398,13 @@ static int tcp_shifted_skb(struct sock *sk, struct sk_buff *skb,
{
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *prev = tcp_write_queue_prev(sk, skb);
+ u32 start_seq = TCP_SKB_CB(skb)->seq; /* start of newly-SACKed */
+ u32 end_seq = start_seq + shifted; /* end of newly-SACKed */
BUG_ON(!pcount);
- if (skb == tp->lost_skb_hint)
+ /* Adjust hint for FACK. Non-FACK is handled in tcp_sacktag_one(). */
+ if (tcp_is_fack(tp) && (skb == tp->lost_skb_hint))
tp->lost_cnt_hint += pcount;
TCP_SKB_CB(prev)->end_seq += shifted;
@@ -1424,8 +1430,11 @@ static int tcp_shifted_skb(struct sock *sk, struct sk_buff *skb,
skb_shinfo(skb)->gso_type = 0;
}
- /* We discard results */
- tcp_sacktag_one(skb, sk, state, dup_sack, pcount);
+ /* Adjust counters and hints for the newly sacked sequence range but
+ * discard the return value since prev is already marked.
+ */
+ tcp_sacktag_one(sk, state, TCP_SKB_CB(skb)->sacked,
+ start_seq, end_seq, dup_sack, pcount);
/* Difference in this won't matter, both ACKed by the same cumul. ACK */
TCP_SKB_CB(prev)->sacked |= (TCP_SKB_CB(skb)->sacked & TCPCB_EVER_RETRANS);
@@ -1664,10 +1673,14 @@ static struct sk_buff *tcp_sacktag_walk(struct sk_buff *skb, struct sock *sk,
break;
if (in_sack) {
- TCP_SKB_CB(skb)->sacked = tcp_sacktag_one(skb, sk,
- state,
- dup_sack,
- tcp_skb_pcount(skb));
+ TCP_SKB_CB(skb)->sacked =
+ tcp_sacktag_one(sk,
+ state,
+ TCP_SKB_CB(skb)->sacked,
+ TCP_SKB_CB(skb)->seq,
+ TCP_SKB_CB(skb)->end_seq,
+ dup_sack,
+ tcp_skb_pcount(skb));
if (!before(TCP_SKB_CB(skb)->seq,
tcp_highest_sack_seq(tp)))
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 6192caadfab9..0ec18618fcfe 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -911,6 +911,8 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
wiphy_debug(local->hw.wiphy, "Failed to initialize wep: %d\n",
result);
+ ieee80211_led_init(local);
+
rtnl_lock();
result = ieee80211_init_rate_ctrl_alg(local,
@@ -932,8 +934,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
rtnl_unlock();
- ieee80211_led_init(local);
-
local->network_latency_notifier.notifier_call =
ieee80211_max_network_latency;
result = pm_qos_add_notifier(PM_QOS_NETWORK_LATENCY,
diff --git a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c
index 4cba13e46ffd..ae3a035f5390 100644
--- a/net/rxrpc/ar-key.c
+++ b/net/rxrpc/ar-key.c
@@ -232,7 +232,7 @@ static int rxrpc_krb5_decode_principal(struct krb5_principal *princ,
if (toklen <= (n_parts + 1) * 4)
return -EINVAL;
- princ->name_parts = kcalloc(sizeof(char *), n_parts, GFP_KERNEL);
+ princ->name_parts = kcalloc(n_parts, sizeof(char *), GFP_KERNEL);
if (!princ->name_parts)
return -ENOMEM;
@@ -355,7 +355,7 @@ static int rxrpc_krb5_decode_tagged_array(struct krb5_tagged_data **_td,
_debug("n_elem %d", n_elem);
- td = kcalloc(sizeof(struct krb5_tagged_data), n_elem,
+ td = kcalloc(n_elem, sizeof(struct krb5_tagged_data),
GFP_KERNEL);
if (!td)
return -ENOMEM;