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authorIdo Schimmel <idosch@nvidia.com>2024-03-06 13:49:19 +0100
committerDavid S. Miller <davem@davemloft.net>2024-03-08 10:35:47 +0000
commit5877786fcf52d1b255afcd61832753d1619f0738 (patch)
tree81bae497b1142102f9eac8ca930d9c412453a9cc
parent95fedd7685912f96304615efe50485588b1c3567 (diff)
downloadnf-next-5877786fcf52d1b255afcd61832753d1619f0738.tar.gz
net: nexthop: Add hardware statistics notifications
Add hw_stats field to several notifier structures to communicate to the drivers that HW statistics should be configured for nexthops within a given group. Signed-off-by: Ido Schimmel <idosch@nvidia.com> Reviewed-by: David Ahern <dsahern@kernel.org> Signed-off-by: Petr Machata <petrm@nvidia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/nexthop.h3
-rw-r--r--net/ipv4/nexthop.c2
2 files changed, 5 insertions, 0 deletions
diff --git a/include/net/nexthop.h b/include/net/nexthop.h
index 6e6a36fee51e9d..584c37120c204b 100644
--- a/include/net/nexthop.h
+++ b/include/net/nexthop.h
@@ -130,6 +130,7 @@ struct nh_group {
bool resilient;
bool fdb_nh;
bool has_v4;
+ bool hw_stats;
struct nh_res_table __rcu *res_table;
struct nh_grp_entry nh_entries[] __counted_by(num_nh);
@@ -193,6 +194,7 @@ struct nh_notifier_grp_entry_info {
struct nh_notifier_grp_info {
u16 num_nh;
bool is_fdb;
+ bool hw_stats;
struct nh_notifier_grp_entry_info nh_entries[] __counted_by(num_nh);
};
@@ -206,6 +208,7 @@ struct nh_notifier_res_bucket_info {
struct nh_notifier_res_table_info {
u16 num_nh_buckets;
+ bool hw_stats;
struct nh_notifier_single_info nhs[] __counted_by(num_nh_buckets);
};
diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c
index 3365c41eee9a2c..c0d14e16e9c8f8 100644
--- a/net/ipv4/nexthop.c
+++ b/net/ipv4/nexthop.c
@@ -141,6 +141,7 @@ static int nh_notifier_mpath_info_init(struct nh_notifier_info *info,
info->nh_grp->num_nh = num_nh;
info->nh_grp->is_fdb = nhg->fdb_nh;
+ info->nh_grp->hw_stats = nhg->hw_stats;
for (i = 0; i < num_nh; i++) {
struct nh_grp_entry *nhge = &nhg->nh_entries[i];
@@ -172,6 +173,7 @@ static int nh_notifier_res_table_info_init(struct nh_notifier_info *info,
return -ENOMEM;
info->nh_res_table->num_nh_buckets = num_nh_buckets;
+ info->nh_res_table->hw_stats = nhg->hw_stats;
for (i = 0; i < num_nh_buckets; i++) {
struct nh_res_bucket *bucket = &res_table->nh_buckets[i];