Signed-off-by: Thomas Graf <tg...@suug.ch>
---
include/uapi/linux/openvswitch.h | 4 ++++
net/openvswitch/datapath.c | 4 ++++
net/openvswitch/datapath.h | 2 ++
3 files changed, 10 insertions(+)
diff --git a/include/uapi/linux/openvswitch.h b/include/uapi/linux/openvswitch.h
index d120f9f..07ef2c3 100644
--- a/include/uapi/linux/openvswitch.h
+++ b/include/uapi/linux/openvswitch.h
@@ -75,6 +75,7 @@ enum ovs_datapath_attr {
OVS_DP_ATTR_UPCALL_PID, /* Netlink PID to receive upcalls */
OVS_DP_ATTR_STATS, /* struct ovs_dp_stats */
OVS_DP_ATTR_MEGAFLOW_STATS, /* struct ovs_dp_megaflow_stats */
+ OVS_DP_ATTR_USER_FEATURES, /* OVS_DP_F_* */
__OVS_DP_ATTR_MAX
};
@@ -106,6 +107,9 @@ struct ovs_vport_stats {
__u64 tx_dropped; /* no space available in linux */
};
+/* Allow last Netlink attribute to be unaligned */
+#define OVS_DP_F_UNALIGNED (1 << 0)
+
/* Fixed logical ports. */
#define OVSP_LOCAL ((__u32)0)
diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c
index 1408adc..0a50574 100644
--- a/net/openvswitch/datapath.c
+++ b/net/openvswitch/datapath.c
@@ -1061,6 +1061,7 @@ static struct genl_ops dp_flow_genl_ops[] = {
static const struct nla_policy datapath_policy[OVS_DP_ATTR_MAX + 1] = {
[OVS_DP_ATTR_NAME] = { .type = NLA_NUL_STRING, .len = IFNAMSIZ - 1 },
[OVS_DP_ATTR_UPCALL_PID] = { .type = NLA_U32 },
+ [OVS_DP_ATTR_USER_FEATURES] = { .type = NLA_U32 },
};
static struct genl_family dp_datapath_genl_family = {
@@ -1217,6 +1218,9 @@ static int ovs_dp_cmd_new(struct sk_buff *skb, struct
genl_info *info)
parms.port_no = OVSP_LOCAL;
parms.upcall_portid = nla_get_u32(a[OVS_DP_ATTR_UPCALL_PID]);
+ if (a[OVS_DP_ATTR_USER_FEATURES])
+ dp->user_features = nla_get_u32(a[OVS_DP_ATTR_USER_FEATURES]);
+
vport = new_vport(&parms);
if (IS_ERR(vport)) {
err = PTR_ERR(vport);
diff --git a/net/openvswitch/datapath.h b/net/openvswitch/datapath.h
index d3d14a58..ecdf44c 100644
--- a/net/openvswitch/datapath.h
+++ b/net/openvswitch/datapath.h
@@ -88,6 +88,8 @@ struct datapath {
/* Network namespace ref. */
struct net *net;
#endif
+
+ u32 user_features;
};
/**
--
1.8.3.1
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