}
-/* On SMP, ip(6)t_entry->counters.pcnt holds address of the
- * real (percpu) counter. On !SMP, its just the packet count,
- * so nothing needs to be done there.
- *
- * xt_percpu_counter_alloc returns the address of the percpu
- * counter, or 0 on !SMP. We force an alignment of 16 bytes
- * so that bytes/packets share a common cache line.
- *
- * Hence caller must use IS_ERR_VALUE to check for error, this
- * allows us to return 0 for single core systems without forcing
- * callers to deal with SMP vs. NONSMP issues.
- */
-static inline unsigned long xt_percpu_counter_alloc(void)
-{
- if (nr_cpu_ids > 1) {
- void __percpu *res = __alloc_percpu(sizeof(struct xt_counters),
- sizeof(struct xt_counters));
-
- if (res == NULL)
- return -ENOMEM;
-
- return (__force unsigned long) res;
- }
-
- return 0;
-}
-static inline void xt_percpu_counter_free(u64 pcnt)
-{
- if (nr_cpu_ids > 1)
- free_percpu((void __percpu *) (unsigned long) pcnt);
-}
+bool xt_percpu_counter_alloc(struct xt_counters *counters);
+void xt_percpu_counter_free(struct xt_counters *cnt);
static inline struct xt_counters *
xt_get_this_cpu_counter(struct xt_counters *cnt)