Replace uses of get_cpu_var for address calculation through this_cpu_ptr. Cc: netdev@vger.kernel.org Cc: Eric Dumazet Acked-by: David S. Miller Signed-off-by: Christoph Lameter Index: linux/net/core/dev.c =================================================================== --- linux.orig/net/core/dev.c 2014-06-16 15:39:50.092473884 -0500 +++ linux/net/core/dev.c 2014-06-16 15:39:50.084474033 -0500 @@ -2135,7 +2135,7 @@ unsigned long flags; local_irq_save(flags); - sd = &__get_cpu_var(softnet_data); + sd = this_cpu_ptr(&softnet_data); q->next_sched = NULL; *sd->output_queue_tailp = q; sd->output_queue_tailp = &q->next_sched; @@ -3174,7 +3174,7 @@ static int rps_ipi_queued(struct softnet_data *sd) { #ifdef CONFIG_RPS - struct softnet_data *mysd = &__get_cpu_var(softnet_data); + struct softnet_data *mysd = this_cpu_ptr(&softnet_data); if (sd != mysd) { sd->rps_ipi_next = mysd->rps_ipi_list; @@ -3201,7 +3201,7 @@ if (qlen < (netdev_max_backlog >> 1)) return false; - sd = &__get_cpu_var(softnet_data); + sd = this_cpu_ptr(&softnet_data); rcu_read_lock(); fl = rcu_dereference(sd->flow_limit); @@ -3348,7 +3348,7 @@ static void net_tx_action(struct softirq_action *h) { - struct softnet_data *sd = &__get_cpu_var(softnet_data); + struct softnet_data *sd = this_cpu_ptr(&softnet_data); if (sd->completion_queue) { struct sk_buff *clist; @@ -3773,7 +3773,7 @@ static void flush_backlog(void *arg) { struct net_device *dev = arg; - struct softnet_data *sd = &__get_cpu_var(softnet_data); + struct softnet_data *sd = this_cpu_ptr(&softnet_data); struct sk_buff *skb, *tmp; rps_lock(sd); @@ -4279,7 +4279,7 @@ unsigned long flags; local_irq_save(flags); - ____napi_schedule(&__get_cpu_var(softnet_data), n); + ____napi_schedule(this_cpu_ptr(&softnet_data), n); local_irq_restore(flags); } EXPORT_SYMBOL(__napi_schedule); @@ -4400,7 +4400,7 @@ static void net_rx_action(struct softirq_action *h) { - struct softnet_data *sd = &__get_cpu_var(softnet_data); + struct softnet_data *sd = this_cpu_ptr(&softnet_data); unsigned long time_limit = jiffies + 2; int budget = netdev_budget; void *have; Index: linux/net/core/drop_monitor.c =================================================================== --- linux.orig/net/core/drop_monitor.c 2014-06-16 15:39:50.092473884 -0500 +++ linux/net/core/drop_monitor.c 2014-06-16 15:39:50.084474033 -0500 @@ -146,7 +146,7 @@ unsigned long flags; local_irq_save(flags); - data = &__get_cpu_var(dm_cpu_data); + data = this_cpu_ptr(&dm_cpu_data); spin_lock(&data->lock); dskb = data->skb; Index: linux/net/core/skbuff.c =================================================================== --- linux.orig/net/core/skbuff.c 2014-06-16 15:39:50.092473884 -0500 +++ linux/net/core/skbuff.c 2014-06-16 15:39:50.084474033 -0500 @@ -344,7 +344,7 @@ unsigned long flags; local_irq_save(flags); - nc = &__get_cpu_var(netdev_alloc_cache); + nc = this_cpu_ptr(&netdev_alloc_cache); if (unlikely(!nc->frag.page)) { refill: for (order = NETDEV_FRAG_PAGE_MAX_ORDER; ;) { Index: linux/net/ipv4/tcp_output.c =================================================================== --- linux.orig/net/ipv4/tcp_output.c 2014-06-16 15:39:50.092473884 -0500 +++ linux/net/ipv4/tcp_output.c 2014-06-16 15:39:50.088473959 -0500 @@ -842,7 +842,7 @@ /* queue this socket to tasklet queue */ local_irq_save(flags); - tsq = &__get_cpu_var(tsq_tasklet); + tsq = this_cpu_ptr(&tsq_tasklet); list_add(&tp->tsq_node, &tsq->head); tasklet_schedule(&tsq->tasklet); local_irq_restore(flags); Index: linux/net/ipv6/syncookies.c =================================================================== --- linux.orig/net/ipv6/syncookies.c 2014-06-16 15:39:50.092473884 -0500 +++ linux/net/ipv6/syncookies.c 2014-06-16 15:39:50.088473959 -0500 @@ -67,7 +67,7 @@ net_get_random_once(syncookie6_secret, sizeof(syncookie6_secret)); - tmp = __get_cpu_var(ipv6_cookie_scratch); + tmp = this_cpu_ptr(ipv6_cookie_scratch); /* * we have 320 bits of information to hash, copy in the remaining Index: linux/net/rds/ib_rdma.c =================================================================== --- linux.orig/net/rds/ib_rdma.c 2014-06-16 15:39:50.092473884 -0500 +++ linux/net/rds/ib_rdma.c 2014-06-16 15:39:50.088473959 -0500 @@ -267,7 +267,7 @@ unsigned long *flag; preempt_disable(); - flag = &__get_cpu_var(clean_list_grace); + flag = this_cpu_ptr(&clean_list_grace); set_bit(CLEAN_LIST_BUSY_BIT, flag); ret = llist_del_first(&pool->clean_list); if (ret) Index: linux/include/net/netfilter/nf_conntrack.h =================================================================== --- linux.orig/include/net/netfilter/nf_conntrack.h 2014-06-16 15:39:50.092473884 -0500 +++ linux/include/net/netfilter/nf_conntrack.h 2014-06-16 15:39:50.088473959 -0500 @@ -242,7 +242,7 @@ DECLARE_PER_CPU(struct nf_conn, nf_conntrack_untracked); static inline struct nf_conn *nf_ct_untracked_get(void) { - return &__raw_get_cpu_var(nf_conntrack_untracked); + return raw_cpu_ptr(&nf_conntrack_untracked); } void nf_ct_untracked_status_or(unsigned long bits); Index: linux/include/net/snmp.h =================================================================== --- linux.orig/include/net/snmp.h 2014-06-16 15:39:50.092473884 -0500 +++ linux/include/net/snmp.h 2014-06-16 15:40:33.915657360 -0500 @@ -168,7 +168,7 @@ #define SNMP_ADD_STATS64_BH(mib, field, addend) \ do { \ - __typeof__(*mib) *ptr = __this_cpu_ptr(mib); \ + __typeof__(*mib) *ptr = raw_cpu_ptr(mib); \ u64_stats_update_begin(&ptr->syncp); \ ptr->mibs[field] += addend; \ u64_stats_update_end(&ptr->syncp); \ @@ -189,8 +189,8 @@ #define SNMP_INC_STATS64(mib, field) SNMP_ADD_STATS64(mib, field, 1) #define SNMP_UPD_PO_STATS64_BH(mib, basefield, addend) \ do { \ - __typeof__(*mib) *ptr; \ - ptr = __this_cpu_ptr(mib); \ + __typeof__(*mib) *ptr; \ + ptr = raw_cpu_ptr((mib)); \ u64_stats_update_begin(&ptr->syncp); \ ptr->mibs[basefield##PKTS]++; \ ptr->mibs[basefield##OCTETS] += addend; \ Index: linux/net/ipv4/route.c =================================================================== --- linux.orig/net/ipv4/route.c 2014-06-16 15:39:50.092473884 -0500 +++ linux/net/ipv4/route.c 2014-06-16 15:39:50.088473959 -0500 @@ -1284,7 +1284,7 @@ if (rt_is_input_route(rt)) { p = (struct rtable **)&nh->nh_rth_input; } else { - p = (struct rtable **)__this_cpu_ptr(nh->nh_pcpu_rth_output); + p = (struct rtable **)raw_cpu_ptr(nh->nh_pcpu_rth_output); } orig = *p; @@ -1914,7 +1914,7 @@ do_cache = false; goto add; } - prth = __this_cpu_ptr(nh->nh_pcpu_rth_output); + prth = raw_cpu_ptr(nh->nh_pcpu_rth_output); } rth = rcu_dereference(*prth); if (rt_cache_valid(rth)) { Index: linux/net/ipv4/tcp.c =================================================================== --- linux.orig/net/ipv4/tcp.c 2014-06-16 15:39:50.092473884 -0500 +++ linux/net/ipv4/tcp.c 2014-06-16 15:39:50.088473959 -0500 @@ -3039,7 +3039,7 @@ local_bh_disable(); p = ACCESS_ONCE(tcp_md5sig_pool); if (p) - return __this_cpu_ptr(p); + return raw_cpu_ptr(p); local_bh_enable(); return NULL; Index: linux/net/ipv4/syncookies.c =================================================================== --- linux.orig/net/ipv4/syncookies.c 2014-06-16 15:39:50.092473884 -0500 +++ linux/net/ipv4/syncookies.c 2014-06-16 15:39:50.088473959 -0500 @@ -40,7 +40,7 @@ net_get_random_once(syncookie_secret, sizeof(syncookie_secret)); - tmp = __get_cpu_var(ipv4_cookie_scratch); + tmp = this_cpu_ptr(ipv4_cookie_scratch); memcpy(tmp + 4, syncookie_secret[c], sizeof(syncookie_secret[c])); tmp[0] = (__force u32)saddr; tmp[1] = (__force u32)daddr; -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html