X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Flinux%2Ffilter.h;h=91b2e3b9251eb67ee57b19dd44ba0f84bb8fcb94;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=3ba843c46382efdf8daf321e3a1be88ba09a2fec;hpb=6a77f38946aaee1cd85eeec6cf4229b204c15071;p=linux-2.6.git diff --git a/include/linux/filter.h b/include/linux/filter.h index 3ba843c46..91b2e3b92 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -25,10 +25,10 @@ struct sock_filter /* Filter block */ { - __u16 code; /* Actual filter code */ - __u8 jt; /* Jump true */ - __u8 jf; /* Jump false */ - __u32 k; /* Generic multiuse field */ + __u16 code; /* Actual filter code */ + __u8 jt; /* Jump true */ + __u8 jf; /* Jump false */ + __u32 k; /* Generic multiuse field */ }; struct sock_fprog /* Required for SO_ATTACH_FILTER. */ @@ -41,8 +41,9 @@ struct sock_fprog /* Required for SO_ATTACH_FILTER. */ struct sk_filter { atomic_t refcnt; - unsigned int len; /* Number of filter blocks */ - struct sock_filter insns[0]; + unsigned int len; /* Number of filter blocks */ + struct rcu_head rcu; + struct sock_filter insns[0]; }; static inline unsigned int sk_filter_len(struct sk_filter *fp) @@ -143,7 +144,7 @@ static inline unsigned int sk_filter_len(struct sk_filter *fp) struct sk_buff; struct sock; -extern int sk_run_filter(struct sk_buff *skb, struct sock_filter *filter, int flen); +extern unsigned int sk_run_filter(struct sk_buff *skb, struct sock_filter *filter, int flen); extern int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk); extern int sk_chk_filter(struct sock_filter *filter, int flen); #endif /* __KERNEL__ */