diff options
Diffstat (limited to 'include/net/sock.h')
| -rw-r--r-- | include/net/sock.h | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index 9cdbae2a53a3..fe3a33fad03f 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -47,6 +47,7 @@ #include <linux/lockdep.h> #include <linux/netdevice.h> #include <linux/skbuff.h> /* struct sk_buff */ +#include <linux/mm.h> #include <linux/security.h> #include <linux/filter.h> @@ -745,7 +746,13 @@ static inline int sk_stream_wmem_schedule(struct sock *sk, int size) */ #define sock_owned_by_user(sk) ((sk)->sk_lock.owner) -extern void FASTCALL(lock_sock(struct sock *sk)); +extern void FASTCALL(lock_sock_nested(struct sock *sk, int subclass)); + +static inline void lock_sock(struct sock *sk) +{ + lock_sock_nested(sk, 0); +} + extern void FASTCALL(release_sock(struct sock *sk)); /* BH context may only use the following locking interface. */ @@ -948,7 +955,8 @@ static inline void sock_put(struct sock *sk) sk_free(sk); } -extern int sk_receive_skb(struct sock *sk, struct sk_buff *skb); +extern int sk_receive_skb(struct sock *sk, struct sk_buff *skb, + const int nested); /* Detach socket from process context. * Announce socket dead, detach it from wait queue and inode. @@ -1082,7 +1090,7 @@ static inline int skb_copy_to_page(struct sock *sk, char __user *from, { if (skb->ip_summed == CHECKSUM_NONE) { int err = 0; - unsigned int csum = csum_and_copy_from_user(from, + __wsum csum = csum_and_copy_from_user(from, page_address(page) + off, copy, 0, &err); if (err) |