diff options
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/skbuff.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 699c401a5eae..dc47d3efc72e 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -7266,10 +7266,15 @@ void skb_attempt_defer_free(struct sk_buff *skb) { struct skb_defer_node *sdn; unsigned long defer_count; - int cpu = skb->alloc_cpu; unsigned int defer_max; bool kick; + int cpu; + /* zero copy notifications should not be delayed. */ + if (skb_zcopy(skb)) + goto nodefer; + + cpu = skb->alloc_cpu; if (cpu == raw_smp_processor_id() || WARN_ON_ONCE(cpu >= nr_cpu_ids) || !cpu_online(cpu)) { |