diff options
| author |   Amerigo Wang <amwang@redhat.com> | 2012-11-11 21:52:34 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2012-11-14 18:49:50 -0500 |
| commit | e086cadc08e259150b2ab8f7f4a16dbf9e3c2f22 (patch) | |
| tree | 38ef29e21c125dcb9f8fd75749416e4839c84469 /include | |
| parent | net: convert __IPTUNNEL_XMIT() to an inline function (diff) | |
| download | linux-dev-e086cadc08e259150b2ab8f7f4a16dbf9e3c2f22.tar.xz linux-dev-e086cadc08e259150b2ab8f7f4a16dbf9e3c2f22.zip | |
net: unify for_each_ip_tunnel_rcu()
The defitions of for_each_ip_tunnel_rcu() are same,
so unify it. Also, don't hide the parameter 't'.
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/if_tunnel.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h index 06d1d5badd36..f4e56ecd0b1a 100644 --- a/include/linux/if_tunnel.h +++ b/include/linux/if_tunnel.h @@ -6,6 +6,13 @@ #include <uapi/linux/if_tunnel.h> #include <linux/u64_stats_sync.h> +/* + * Locking : hash tables are protected by RCU and RTNL + */ + +#define for_each_ip_tunnel_rcu(pos, start) \ + for (pos = rcu_dereference(start); pos; pos = rcu_dereference(pos->next)) + /* often modified stats are per cpu, other are shared (netdev->stats) */ struct pcpu_tstats { u64 rx_packets; |