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authorDavid S. Miller <davem@davemloft.net>2010-09-27 01:03:03 -0700
committerDavid S. Miller <davem@davemloft.net>2010-09-27 01:03:03 -0700
commite40051d134f7ee95c8c1f7a3471e84eafc9ab326 (patch)
tree88eb44e49a75721ae926665a2c42f08badac9d07 /include
parent42099d7a3941d4aaf853caac92b3ae76149fc6e7 (diff)
parent2cc6d2bf3d6195fabcf0febc192c01f99519a8f3 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/qlcnic/qlcnic_init.c net/ipv4/ip_output.c
Diffstat (limited to 'include')
-rw-r--r--include/linux/netlink.h4
-rw-r--r--include/linux/netpoll.h8
-rw-r--r--include/net/addrconf.h1
-rw-r--r--include/net/dst.h1
-rw-r--r--include/net/tcp.h18
-rw-r--r--include/net/xfrm.h4
6 files changed, 26 insertions, 10 deletions
diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index 59d066936ab9..123566912d73 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -27,8 +27,6 @@
#define MAX_LINKS 32
-struct net;
-
struct sockaddr_nl {
sa_family_t nl_family; /* AF_NETLINK */
unsigned short nl_pad; /* zero */
@@ -151,6 +149,8 @@ struct nlattr {
#include <linux/capability.h>
#include <linux/skbuff.h>
+struct net;
+
static inline struct nlmsghdr *nlmsg_hdr(const struct sk_buff *skb)
{
return (struct nlmsghdr *)skb->data;
diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h
index 791d5109f34c..50d8009be86c 100644
--- a/include/linux/netpoll.h
+++ b/include/linux/netpoll.h
@@ -63,20 +63,20 @@ static inline bool netpoll_rx(struct sk_buff *skb)
unsigned long flags;
bool ret = false;
- rcu_read_lock_bh();
+ local_irq_save(flags);
npinfo = rcu_dereference_bh(skb->dev->npinfo);
if (!npinfo || (list_empty(&npinfo->rx_np) && !npinfo->rx_flags))
goto out;
- spin_lock_irqsave(&npinfo->rx_lock, flags);
+ spin_lock(&npinfo->rx_lock);
/* check rx_flags again with the lock held */
if (npinfo->rx_flags && __netpoll_rx(skb))
ret = true;
- spin_unlock_irqrestore(&npinfo->rx_lock, flags);
+ spin_unlock(&npinfo->rx_lock);
out:
- rcu_read_unlock_bh();
+ local_irq_restore(flags);
return ret;
}
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 7d178a758acf..958d2749b7a9 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -121,6 +121,7 @@ static inline int addrconf_finite_timeout(unsigned long timeout)
* IPv6 Address Label subsystem (addrlabel.c)
*/
extern int ipv6_addr_label_init(void);
+extern void ipv6_addr_label_cleanup(void);
extern void ipv6_addr_label_rtnl_register(void);
extern u32 ipv6_addr_label(struct net *net,
const struct in6_addr *addr,
diff --git a/include/net/dst.h b/include/net/dst.h
index 81d1413a8701..02386505033d 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -242,6 +242,7 @@ static inline void skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev)
dev->stats.rx_packets++;
dev->stats.rx_bytes += skb->len;
skb->rxhash = 0;
+ skb_set_queue_mapping(skb, 0);
skb_dst_drop(skb);
nf_reset(skb);
}
diff --git a/include/net/tcp.h b/include/net/tcp.h
index bfc1da43295c..914a60c7ad62 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -475,8 +475,22 @@ extern unsigned int tcp_current_mss(struct sock *sk);
/* Bound MSS / TSO packet size with the half of the window */
static inline int tcp_bound_to_half_wnd(struct tcp_sock *tp, int pktsize)
{
- if (tp->max_window && pktsize > (tp->max_window >> 1))
- return max(tp->max_window >> 1, 68U - tp->tcp_header_len);
+ int cutoff;
+
+ /* When peer uses tiny windows, there is no use in packetizing
+ * to sub-MSS pieces for the sake of SWS or making sure there
+ * are enough packets in the pipe for fast recovery.
+ *
+ * On the other hand, for extremely large MSS devices, handling
+ * smaller than MSS windows in this way does make sense.
+ */
+ if (tp->max_window >= 512)
+ cutoff = (tp->max_window >> 1);
+ else
+ cutoff = tp->max_window;
+
+ if (cutoff && pktsize > cutoff)
+ return max_t(int, cutoff, 68U - tp->tcp_header_len);
else
return pktsize;
}
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index fc8f36dd0f5c..4f53532d4c2f 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -298,8 +298,8 @@ struct xfrm_state_afinfo {
const struct xfrm_type *type_map[IPPROTO_MAX];
struct xfrm_mode *mode_map[XFRM_MODE_MAX];
int (*init_flags)(struct xfrm_state *x);
- void (*init_tempsel)(struct xfrm_state *x, struct flowi *fl,
- struct xfrm_tmpl *tmpl,
+ void (*init_tempsel)(struct xfrm_selector *sel, struct flowi *fl);
+ void (*init_temprop)(struct xfrm_state *x, struct xfrm_tmpl *tmpl,
xfrm_address_t *daddr, xfrm_address_t *saddr);
int (*tmpl_sort)(struct xfrm_tmpl **dst, struct xfrm_tmpl **src, int n);
int (*state_sort)(struct xfrm_state **dst, struct xfrm_state **src, int n);