diff options
Diffstat (limited to 'include/linux/netdevice.h')
| -rw-r--r-- | include/linux/netdevice.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 440a02ee6f92..430c51aed6a4 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1726,6 +1726,20 @@ struct pcpu_sw_netstats { struct u64_stats_sync syncp; }; +#define netdev_alloc_pcpu_stats(type) \ +({ \ + typeof(type) *pcpu_stats = alloc_percpu(type); \ + if (pcpu_stats) { \ + int i; \ + for_each_possible_cpu(i) { \ + typeof(type) *stat; \ + stat = per_cpu_ptr(pcpu_stats, i); \ + u64_stats_init(&stat->syncp); \ + } \ + } \ + pcpu_stats; \ +}) + #include <linux/notifier.h> /* netdevice notifier chain. Please remember to update the rtnetlink |