On Monday 2010-05-31 15:13, Eric Dumazet wrote: > >All cpus share a single cache line for their 'stackptr' storage, >introduced in commit f3c5c1bfd4 > >This is a stable candidate (2.6.34) Stackptr was first introduced for 2.6.35-rcX. >+ i->stackptr = alloc_percpu(unsigned int); > if (i->stackptr == NULL) > return -ENOMEM; >- memset(i->stackptr, 0, size); > > size = sizeof(void **) * nr_cpu_ids; > if (size > PAGE_SIZE) Are alloc_percpu areas cleared? Acked-By: Jan Engelhardt <jengelh@xxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html