diff options
Diffstat (limited to 'include/net/if_inet6.h')
| -rw-r--r-- | include/net/if_inet6.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/net/if_inet6.h b/include/net/if_inet6.h index d7578cf49c3a..3953003b0490 100644 --- a/include/net/if_inet6.h +++ b/include/net/if_inet6.h @@ -69,6 +69,14 @@ struct inet6_ifaddr { struct hlist_node addr_lst; struct list_head if_list; + /* + * Used to safely traverse idev->addr_list in process context + * if the idev->lock needed to protect idev->addr_list cannot be held. + * In that case, add the items to this list temporarily and iterate + * without holding idev->lock. + * See addrconf_ifdown and dev_forward_change. + */ + struct list_head if_list_aux; struct list_head tmp_list; struct inet6_ifaddr *ifpub; |