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author | Xin Long <lucien.xin@gmail.com> | 2019-07-02 00:54:55 +0800 |
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committer | David S. Miller <davem@davemloft.net> | 2019-07-07 13:18:53 -0700 |
commit | 30a4616c1bfd121ecd7e4325aebd6621e0af719f (patch) | |
tree | 26f15dadea9d99a92fd10312a6fea5d4c1cb90cd /drivers/net/dsa/Makefile | |
parent | r8169: sync few chip names with vendor driver (diff) | |
download | linux-dev-30a4616c1bfd121ecd7e4325aebd6621e0af719f.tar.xz linux-dev-30a4616c1bfd121ecd7e4325aebd6621e0af719f.zip |
tipc: use rcu dereference functions properly
For these places are protected by rcu_read_lock, we change from
rcu_dereference_rtnl to rcu_dereference, as there is no need to
check if rtnl lock is held.
For these places are protected by rtnl_lock, we change from
rcu_dereference_rtnl to rtnl_dereference/rcu_dereference_protected,
as no extra memory barriers are needed under rtnl_lock() which also
protects tn->bearer_list[] and dev->tipc_ptr/b->media_ptr updating.
rcu_dereference_rtnl will be only used in the places where it could
be under rcu_read_lock or rtnl_lock.
Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/Makefile')
0 files changed, 0 insertions, 0 deletions