Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

Conflicts:

	drivers/net/wireless/iwlwifi/iwl-core.c
	drivers/net/wireless/iwlwifi/iwl-sta.c
This commit is contained in:
David S. Miller
2008-12-05 22:54:40 -08:00
19 changed files with 169 additions and 55 deletions

View File

@@ -722,8 +722,7 @@ static void tcp_queue_skb(struct sock *sk, struct sk_buff *skb)
static void tcp_set_skb_tso_segs(struct sock *sk, struct sk_buff *skb,
unsigned int mss_now)
{
if (skb->len <= mss_now || !sk_can_gso(sk) ||
tcp_urg_mode(tcp_sk(sk))) {
if (skb->len <= mss_now || !sk_can_gso(sk)) {
/* Avoid the costly divide in the normal
* non-TSO case.
*/
@@ -1029,10 +1028,6 @@ unsigned int tcp_sync_mss(struct sock *sk, u32 pmtu)
/* Compute the current effective MSS, taking SACKs and IP options,
* and even PMTU discovery events into account.
*
* LARGESEND note: !tcp_urg_mode is overkill, only frames up to snd_up
* cannot be large. However, taking into account rare use of URG, this
* is not a big flaw.
*/
unsigned int tcp_current_mss(struct sock *sk, int large_allowed)
{
@@ -1047,7 +1042,7 @@ unsigned int tcp_current_mss(struct sock *sk, int large_allowed)
mss_now = tp->mss_cache;
if (large_allowed && sk_can_gso(sk) && !tcp_urg_mode(tp))
if (large_allowed && sk_can_gso(sk))
doing_tso = 1;
if (dst) {
@@ -1164,9 +1159,7 @@ static int tcp_init_tso_segs(struct sock *sk, struct sk_buff *skb,
{
int tso_segs = tcp_skb_pcount(skb);
if (!tso_segs ||
(tso_segs > 1 && (tcp_skb_mss(skb) != mss_now ||
tcp_urg_mode(tcp_sk(sk))))) {
if (!tso_segs || (tso_segs > 1 && tcp_skb_mss(skb) != mss_now)) {
tcp_set_skb_tso_segs(sk, skb, mss_now);
tso_segs = tcp_skb_pcount(skb);
}
@@ -1519,6 +1512,10 @@ static int tcp_mtu_probe(struct sock *sk)
* send_head. This happens as incoming acks open up the remote
* window for us.
*
* LARGESEND note: !tcp_urg_mode is overkill, only frames between
* snd_up-64k-mss .. snd_up cannot be large. However, taking into
* account rare use of URG, this is not a big flaw.
*
* Returns 1, if no segments are in flight and we have queued segments, but
* cannot send anything now because of SWS or another problem.
*/
@@ -1563,7 +1560,7 @@ static int tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle)
}
limit = mss_now;
if (tso_segs > 1)
if (tso_segs > 1 && !tcp_urg_mode(tp))
limit = tcp_mss_split_point(sk, skb, mss_now,
cwnd_quota);
@@ -1620,6 +1617,7 @@ void __tcp_push_pending_frames(struct sock *sk, unsigned int cur_mss,
*/
void tcp_push_one(struct sock *sk, unsigned int mss_now)
{
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb = tcp_send_head(sk);
unsigned int tso_segs, cwnd_quota;
@@ -1634,7 +1632,7 @@ void tcp_push_one(struct sock *sk, unsigned int mss_now)
BUG_ON(!tso_segs);
limit = mss_now;
if (tso_segs > 1)
if (tso_segs > 1 && !tcp_urg_mode(tp))
limit = tcp_mss_split_point(sk, skb, mss_now,
cwnd_quota);