Merge branch 'for-linus' of git://brick.kernel.dk/data/git/linux-2.6-block

[linux-2.6-omap-h63xx.git] / net / core / sock.c

diff --git a/net/core/sock.c b/net/core/sock.c
index d472db4776c3bd72fcf396287ad7edf873affffb..419c7d3289c7a9689bca3e0164ed7ac01098c2d8 100644 (file)
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -111,6 +111,7 @@
 #include <linux/poll.h>
 #include <linux/tcp.h>
 #include <linux/init.h>
+#include <linux/highmem.h>
 
 #include <asm/uaccess.h>
 #include <asm/system.h>
@@ -270,7 +271,7 @@ out:
 }
 EXPORT_SYMBOL(sock_queue_rcv_skb);
 
-int sk_receive_skb(struct sock *sk, struct sk_buff *skb)
+int sk_receive_skb(struct sock *sk, struct sk_buff *skb, const int nested)
 {
        int rc = NET_RX_SUCCESS;
 
@@ -279,7 +280,10 @@ int sk_receive_skb(struct sock *sk, struct sk_buff *skb)
 
        skb->dev = NULL;
 
-       bh_lock_sock(sk);
+       if (nested)
+               bh_lock_sock_nested(sk);
+       else
+               bh_lock_sock(sk);
        if (!sock_owned_by_user(sk)) {
                /*
                 * trylock + unlock semantics:
@@ -1160,7 +1164,7 @@ static struct sk_buff *sock_alloc_send_pskb(struct sock *sk,
                        goto failure;
 
                if (atomic_read(&sk->sk_wmem_alloc) < sk->sk_sndbuf) {
-                       skb = alloc_skb(header_len, sk->sk_allocation);
+                       skb = alloc_skb(header_len, gfp_mask);
                        if (skb) {
                                int npages;
                                int i;
@@ -1527,7 +1531,7 @@ void sock_init_data(struct socket *sock, struct sock *sk)
        atomic_set(&sk->sk_refcnt, 1);
 }
 
-void fastcall lock_sock(struct sock *sk)
+void fastcall lock_sock_nested(struct sock *sk, int subclass)
 {
        might_sleep();
        spin_lock_bh(&sk->sk_lock.slock);
@@ -1538,11 +1542,11 @@ void fastcall lock_sock(struct sock *sk)
        /*
         * The sk_lock has mutex_lock() semantics here:
         */
-       mutex_acquire(&sk->sk_lock.dep_map, 0, 0, _RET_IP_);
+       mutex_acquire(&sk->sk_lock.dep_map, subclass, 0, _RET_IP_);
        local_bh_enable();
 }
 
-EXPORT_SYMBOL(lock_sock);
+EXPORT_SYMBOL(lock_sock_nested);
 
 void fastcall release_sock(struct sock *sk)
 {