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| author |   Litao jiao <jiaolitao@raisecom.com> | 2019-06-06 17:57:58 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-06-06 11:08:55 -0700 |
| commit | fe1e0713bbe84c6796b01d50a55ce4e324141161 (patch) | |
| tree | 2cd04c3b21deca45672f51015c0c1cb5ad3deede /include/net/vxlan.h | |
| parent | ipv6: fix spelling mistake: "wtih" -> "with" (diff) | |
| download | wireguard-linux-fe1e0713bbe84c6796b01d50a55ce4e324141161.tar.xz wireguard-linux-fe1e0713bbe84c6796b01d50a55ce4e324141161.zip | |
vxlan: Use FDB_HASH_SIZE hash_locks to reduce contention
The monolithic hash_lock could cause huge contention when
inserting/deletiing vxlan_fdbs into the fdb_head.
Use FDB_HASH_SIZE hash_locks to protect insertions/deletions
of vxlan_fdbs into the fdb_head hash table.
Suggested-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Litao jiao <jiaolitao@raisecom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/vxlan.h')
| -rw-r--r-- | include/net/vxlan.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/vxlan.h b/include/net/vxlan.h index 83b5999a2587..dc1583a1fb8a 100644 --- a/include/net/vxlan.h +++ b/include/net/vxlan.h @@ -242,7 +242,7 @@ struct vxlan_dev { struct vxlan_rdst default_dst; /* default destination */ struct timer_list age_timer; - spinlock_t hash_lock; + spinlock_t hash_lock[FDB_HASH_SIZE]; unsigned int addrcnt; struct gro_cells gro_cells; |