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[net-next,v4,1/2] openvswitch: Add conntrack limit netlink definition

Message ID 1526948165-32443-2-git-send-email-yihung.wei@gmail.com
State Changes Requested, archived
Delegated to: David Miller
Headers show
Series openvswitch: Support conntrack zone limit | expand

Commit Message

Yi-Hung Wei May 22, 2018, 12:16 a.m. UTC 
Define netlink messages and attributes to support user kernel
communication that uses the conntrack limit feature.

Signed-off-by: Yi-Hung Wei <yihung.wei@gmail.com>
---
 include/uapi/linux/openvswitch.h | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
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Patch

diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h
index 713e56ce681f..d8da2b7591f5 100644
--- a/include/uapi/linux/openvswitch.h
+++ b/include/uapi/linux/openvswitch.h
@@ -937,4 +937,30 @@  enum ovs_meter_band_type {
 
 #define OVS_METER_BAND_TYPE_MAX (__OVS_METER_BAND_TYPE_MAX - 1)
 
+/* Conntrack limit */
+#define OVS_CT_LIMIT_FAMILY  "ovs_ct_limit"
+#define OVS_CT_LIMIT_MCGROUP "ovs_ct_limit"
+#define OVS_CT_LIMIT_VERSION 0x1
+
+enum ovs_ct_limit_cmd {
+	OVS_CT_LIMIT_CMD_UNSPEC,
+	OVS_CT_LIMIT_CMD_SET,		/* Add or modify ct limit. */
+	OVS_CT_LIMIT_CMD_DEL,		/* Delete ct limit. */
+	OVS_CT_LIMIT_CMD_GET		/* Get ct limit. */
+};
+
+enum ovs_ct_limit_attr {
+	OVS_CT_LIMIT_ATTR_UNSPEC,
+	OVS_CT_LIMIT_ATTR_ZONE_LIMIT,	/* Nested struct ovs_zone_limit. */
+	__OVS_CT_LIMIT_ATTR_MAX
+};
+
+#define OVS_CT_LIMIT_ATTR_MAX (__OVS_CT_LIMIT_ATTR_MAX - 1)
+
+struct ovs_zone_limit {
+	int zone_id;
+	__u32 limit;
+	__u32 count;
+};
+
 #endif /* _LINUX_OPENVSWITCH_H */