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| author | Tonghao Zhang <xiangxia.m.yue@gmail.com> | 2020-10-12 13:25:08 -0700 |
|---|---|---|
| committer | Ilya Maximets <i.maximets@ovn.org> | 2020-10-17 17:32:06 +0200 |
| commit | afe7210161854078e9f1af2a575d9acacc5a0101 (patch) | |
| tree | bb516a899272df6f7031b93b69a7aa2b0530029c /datapath | |
| parent | 577550b14c65b8b74ee35e15307acee8d4510c34 (diff) | |
| download | openvswitch-afe7210161854078e9f1af2a575d9acacc5a0101.tar.gz | |
datapath: use hlist_for_each_entry_rcu instead of hlist_for_each_entry
Upstream commit:
commit 64948427a63f49dd0ce403388d232f22cc1971a8
Author: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Date: Thu Mar 26 04:27:24 2020 +0800
net: openvswitch: use hlist_for_each_entry_rcu instead of hlist_for_each_entry
The struct sw_flow is protected by RCU, when traversing them,
use hlist_for_each_entry_rcu.
Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Tested-by: Greg Rose <gvrose8192@gmail.com>
Reviewed-by: Greg Rose <gvrose8192@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Compat fixup - OVS doesn't support lockdep_ovsl_is_held() yet
Reviewed-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Acked-by: Yi-Hung Wei <yihung.wei@gmail.com>
Signed-off-by: Greg Rose <gvrose8192@gmail.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
Diffstat (limited to 'datapath')
| -rw-r--r-- | datapath/flow_table.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/datapath/flow_table.c b/datapath/flow_table.c index bd05dd394..650338fb0 100644 --- a/datapath/flow_table.c +++ b/datapath/flow_table.c @@ -485,12 +485,12 @@ static void flow_table_copy_flows(struct table_instance *old, struct hlist_head *head = &old->buckets[i]; if (ufid) - hlist_for_each_entry(flow, head, - ufid_table.node[old_ver]) + hlist_for_each_entry_rcu(flow, head, + ufid_table.node[old_ver]) ufid_table_instance_insert(new, flow); else - hlist_for_each_entry(flow, head, - flow_table.node[old_ver]) + hlist_for_each_entry_rcu(flow, head, + flow_table.node[old_ver]) table_instance_insert(new, flow); } |