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authorVlad Buslov <vladbu@mellanox.com>2019-08-09 13:20:48 +0300
committerSaeed Mahameed <saeedm@mellanox.com>2019-08-09 14:54:09 -0700
commitd2faae25c3050a87c8ff965a7939e999e3154b62 (patch)
tree19107d665c0b5e93e2f230694f755468422d1107 /include
parent83a52f0d525587de65b2bc979a12b4dfad9ea82a (diff)
net/mlx5e: Protect mod_hdr hash table with mutex
To remove dependency on rtnl lock, protect mod_hdr hash table from concurrent modifications with new mutex. Implement helper function to get flow namespace to prevent code duplication. Signed-off-by: Vlad Buslov <vladbu@mellanox.com> Reviewed-by: Roi Dayan <roid@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mlx5/fs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h
index 96650a33aa91..1cb1045ce313 100644
--- a/include/linux/mlx5/fs.h
+++ b/include/linux/mlx5/fs.h
@@ -127,6 +127,7 @@ struct mlx5_flow_destination {
};
struct mod_hdr_tbl {
+ struct mutex lock; /* protects hlist */
DECLARE_HASHTABLE(hlist, 8);
};