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-rw-r--r--include/linux/mroute.h1
-rw-r--r--net/ipv4/ipmr.c11
2 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/mroute.h b/include/linux/mroute.h
index b072a84..8242d05 100644
--- a/include/linux/mroute.h
+++ b/include/linux/mroute.h
@@ -57,6 +57,7 @@ static inline bool ipmr_rule_default(const struct fib_rule *rule)
struct vif_device {
struct net_device *dev; /* Device we are using */
+ struct netdev_phys_item_id dev_parent_id; /* Device parent ID */
unsigned long bytes_in,bytes_out;
unsigned long pkt_in,pkt_out; /* Statistics */
unsigned long rate_limit; /* Traffic shaping (NI) */
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index a844738..1b161ad 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -67,6 +67,7 @@
#include <net/fib_rules.h>
#include <linux/netconf.h>
#include <net/nexthop.h>
+#include <net/switchdev.h>
struct ipmr_rule {
struct fib_rule common;
@@ -868,6 +869,9 @@ static int vif_add(struct net *net, struct mr_table *mrt,
struct vifctl *vifc, int mrtsock)
{
int vifi = vifc->vifc_vifi;
+ struct switchdev_attr attr = {
+ .id = SWITCHDEV_ATTR_ID_PORT_PARENT_ID,
+ };
struct vif_device *v = &mrt->vif_table[vifi];
struct net_device *dev;
struct in_device *in_dev;
@@ -942,6 +946,13 @@ static int vif_add(struct net *net, struct mr_table *mrt,
/* Fill in the VIF structures */
+ attr.orig_dev = dev;
+ if (!switchdev_port_attr_get(dev, &attr)) {
+ memcpy(v->dev_parent_id.id, attr.u.ppid.id, attr.u.ppid.id_len);
+ v->dev_parent_id.id_len = attr.u.ppid.id_len;
+ } else {
+ v->dev_parent_id.id_len = 0;
+ }
v->rate_limit = vifc->vifc_rate_limit;
v->local = vifc->vifc_lcl_addr.s_addr;
v->remote = vifc->vifc_rmt_addr.s_addr;
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