Messages in this thread | | | Date | Tue, 14 Jan 2014 08:51:05 -0800 | From | Stephen Hemminger <> | Subject | Re: [PATCH net-next 06/10] vxlan: use __dev_get_by_index instead of dev_get_by_index to find interface |
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On Tue, 14 Jan 2014 15:41:05 +0800 Ying Xue <ying.xue@windriver.com> wrote:
> The following call chains indicate that vxlan_fdb_parse() is > under rtnl_lock protection. So if we use __dev_get_by_index() > instead of dev_get_by_index() to find interface handler in it, > this would help us avoid to change interface reference counter. > > rtnetlink_rcv() > rtnl_lock() > netlink_rcv_skb() > rtnl_fdb_add() > vxlan_fdb_add() > vxlan_fdb_parse() > rtnl_unlock() > > rtnetlink_rcv() > rtnl_lock() > netlink_rcv_skb() > rtnl_fdb_del() > vxlan_fdb_del() > vxlan_fdb_parse() > rtnl_unlock() > > Cc: Stephen Hemminger <stephen@networkplumber.org> > Signed-off-by: Ying Xue <ying.xue@windriver.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
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