net: introduce netdev_alloc_pcpu_stats() for drivers
There are many drivers calling alloc_percpu() to allocate pcpu stats
and then initializing ->syncp. So just introduce a helper function for them.
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 2840742..adb46de 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1540,16 +1540,10 @@
mutex_init(&team->lock);
team_set_no_mode(team);
- team->pcpu_stats = alloc_percpu(struct team_pcpu_stats);
+ team->pcpu_stats = netdev_alloc_pcpu_stats(struct team_pcpu_stats);
if (!team->pcpu_stats)
return -ENOMEM;
- for_each_possible_cpu(i) {
- struct team_pcpu_stats *team_stats;
- team_stats = per_cpu_ptr(team->pcpu_stats, i);
- u64_stats_init(&team_stats->syncp);
- }
-
for (i = 0; i < TEAM_PORT_HASHENTRIES; i++)
INIT_HLIST_HEAD(&team->en_port_hlist[i]);
INIT_LIST_HEAD(&team->port_list);