diff options
Diffstat (limited to 'include/net/inetpeer.h')
| -rw-r--r-- | include/net/inetpeer.h | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h index 1f0966f..39d1230 100644 --- a/include/net/inetpeer.h +++ b/include/net/inetpeer.h @@ -32,12 +32,17 @@ struct inet_peer { struct inet_peer __rcu *avl_left, *avl_right; struct inetpeer_addr daddr; __u32 avl_height; - __u32 dtime; /* the time of last use of not - * referenced entries */ - atomic_t refcnt; + + u32 metrics[RTAX_MAX]; + u32 rate_tokens; /* rate limiting for ICMP */ + unsigned long rate_last; + unsigned long pmtu_expires; + u32 pmtu_orig; + u32 pmtu_learned; + struct inetpeer_addr_base redirect_learned; /* * Once inet_peer is queued for deletion (refcnt == -1), following fields - * are not available: rid, ip_id_count, tcp_ts, tcp_ts_stamp, metrics + * are not available: rid, ip_id_count, tcp_ts, tcp_ts_stamp * We can share memory with rcu_head to help keep inet_peer small. */ union { @@ -46,17 +51,14 @@ struct inet_peer { atomic_t ip_id_count; /* IP ID for the next packet */ __u32 tcp_ts; __u32 tcp_ts_stamp; - u32 metrics[RTAX_MAX]; - u32 rate_tokens; /* rate limiting for ICMP */ - unsigned long rate_last; - unsigned long pmtu_expires; - u32 pmtu_orig; - u32 pmtu_learned; - struct inetpeer_addr_base redirect_learned; }; struct rcu_head rcu; struct inet_peer *gc_next; }; + + /* following fields might be frequently dirtied */ + __u32 dtime; /* the time of last use of not referenced entries */ + atomic_t refcnt; }; void inet_initpeers(void) __init; |