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net: bridge: replace struct br_vlan_stats with pcpu_sw_netstats

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Struct br_vlan_stats duplicates pcpu_sw_netstats (apart from
br_vlan_stats not defining an alignment requirement), therefore
switch to using the latter one.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://lore.kernel.org/r/04d25c3d-c5f6-3611-6d37-c2f40243dae2@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Heiner Kallweit 2020-11-17 21:25:42 +01:00 committed by Jakub Kicinski
parent 280bb3f98b
commit 281cc2843b
3 changed files with 12 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
net/bridge/br_netlink.c
View File

@ -1724,7 +1724,7 @@ static int br_fill_linkxstats(struct sk_buff *skb,
pvid = br_get_pvid(vg);
list_for_each_entry(v, &vg->vlan_list, vlist) {
struct bridge_vlan_xstats vxi;
struct br_vlan_stats stats;
struct pcpu_sw_netstats stats;
if (++vl_idx < *prividx)
continue;

14
net/bridge/br_private.h
View File

@ -89,14 +89,6 @@ struct bridge_mcast_stats {
};
#endif
struct br_vlan_stats {
u64 rx_bytes;
u64 rx_packets;
u64 tx_bytes;
u64 tx_packets;
struct u64_stats_sync syncp;
};
struct br_tunnel_info {
__be64 tunnel_id;
struct metadata_dst *tunnel_dst;
@ -137,7 +129,7 @@ struct net_bridge_vlan {
u16 flags;
u16 priv_flags;
u8 state;
struct br_vlan_stats __percpu *stats;
struct pcpu_sw_netstats __percpu *stats;
union {
struct net_bridge *br;
struct net_bridge_port *port;
@ -1093,7 +1085,7 @@ void nbp_vlan_flush(struct net_bridge_port *port);
int nbp_vlan_init(struct net_bridge_port *port, struct netlink_ext_ack *extack);
int nbp_get_num_vlan_infos(struct net_bridge_port *p, u32 filter_mask);
void br_vlan_get_stats(const struct net_bridge_vlan *v,
struct br_vlan_stats *stats);
struct pcpu_sw_netstats *stats);
void br_vlan_port_event(struct net_bridge_port *p, unsigned long event);
int br_vlan_bridge_event(struct net_device *dev, unsigned long event,
void *ptr);
@ -1289,7 +1281,7 @@ static inline struct net_bridge_vlan_group *nbp_vlan_group_rcu(
}
static inline void br_vlan_get_stats(const struct net_bridge_vlan *v,
struct br_vlan_stats *stats)
struct pcpu_sw_netstats *stats)
{
}

15
net/bridge/br_vlan.c
View File

@ -270,7 +270,8 @@ static int __vlan_add(struct net_bridge_vlan *v, u16 flags,
goto out_filt;
v->brvlan = masterv;
if (br_opt_get(br, BROPT_VLAN_STATS_PER_PORT)) {
v->stats = netdev_alloc_pcpu_stats(struct br_vlan_stats);
v->stats =
netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
if (!v->stats) {
err = -ENOMEM;
goto out_filt;
@ -421,7 +422,7 @@ struct sk_buff *br_handle_vlan(struct net_bridge *br,
struct net_bridge_vlan_group *vg,
struct sk_buff *skb)
{
struct br_vlan_stats *stats;
struct pcpu_sw_netstats *stats;
struct net_bridge_vlan *v;
u16 vid;
@ -474,7 +475,7 @@ static bool __allowed_ingress(const struct net_bridge *br,
struct sk_buff *skb, u16 *vid,
u8 *state)
{
struct br_vlan_stats *stats;
struct pcpu_sw_netstats *stats;
struct net_bridge_vlan *v;
bool tagged;
@ -708,7 +709,7 @@ int br_vlan_add(struct net_bridge *br, u16 vid, u16 flags, bool *changed,
if (!vlan)
return -ENOMEM;
vlan->stats = netdev_alloc_pcpu_stats(struct br_vlan_stats);
vlan->stats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
if (!vlan->stats) {
kfree(vlan);
return -ENOMEM;
@ -1262,14 +1263,14 @@ void nbp_vlan_flush(struct net_bridge_port *port)
}
void br_vlan_get_stats(const struct net_bridge_vlan *v,
struct br_vlan_stats *stats)
struct pcpu_sw_netstats *stats)
{
int i;
memset(stats, 0, sizeof(*stats));
for_each_possible_cpu(i) {
u64 rxpackets, rxbytes, txpackets, txbytes;
struct br_vlan_stats *cpu_stats;
struct pcpu_sw_netstats *cpu_stats;
unsigned int start;
cpu_stats = per_cpu_ptr(v->stats, i);
@ -1585,7 +1586,7 @@ void br_vlan_port_event(struct net_bridge_port *p, unsigned long event)
static bool br_vlan_stats_fill(struct sk_buff *skb,
const struct net_bridge_vlan *v)
{
struct br_vlan_stats stats;
struct pcpu_sw_netstats stats;
struct nlattr *nest;
nest = nla_nest_start(skb, BRIDGE_VLANDB_ENTRY_STATS);