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| /openbmc/linux/drivers/net/ |
| H A D | macvlan.c | diff 58e64a312c8468f3e8adead24b71ebb3039b381e Tue Apr 21 21:11:35 CDT 2020 Wei Yongjun <weiyongjun1@huawei.com> macvlan: silence RCU list debugging warning
macvlan_hash_lookup() uses list_for_each_entry_rcu() for traversing
should either under RCU in fast path or the protection of rtnl_mutex.
In the case of holding RTNL, we should add the corresponding lockdep
expression to silence the following false-positive warning:
=============================
WARNING: suspicious RCU usage
5.7.0-rc1-next-20200416-00003-ga3b8d28bc #1 Not tainted
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drivers/net/macvlan.c:126 RCU-list traversed in non-reader section!!
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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