net: Replace get_cpu_var through this_cpu_ptr
Replace uses of get_cpu_var for address calculation through this_cpu_ptr. Cc: netdev@vger.kernel.org Cc: Eric Dumazet <edumazet@google.com> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Tejun Heo <tj@kernel.org>hifive-unleashed-5.1
Christoph Lameter
Tejun Heo
parent
f7f66b05aa
commit
903ceff7ca
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@ -242,7 +242,7 @@ extern s32 (*nf_ct_nat_offset)(const struct nf_conn *ct,
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DECLARE_PER_CPU(struct nf_conn, nf_conntrack_untracked);
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static inline struct nf_conn *nf_ct_untracked_get(void)
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{
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return &__raw_get_cpu_var(nf_conntrack_untracked);
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return raw_cpu_ptr(&nf_conntrack_untracked);
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}
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void nf_ct_untracked_status_or(unsigned long bits);
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@ -168,7 +168,7 @@ struct linux_xfrm_mib {
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#define SNMP_ADD_STATS64_BH(mib, field, addend) \
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do { \
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__typeof__(*mib) *ptr = __this_cpu_ptr(mib); \
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__typeof__(*mib) *ptr = raw_cpu_ptr(mib); \
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u64_stats_update_begin(&ptr->syncp); \
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ptr->mibs[field] += addend; \
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u64_stats_update_end(&ptr->syncp); \
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@ -189,8 +189,8 @@ struct linux_xfrm_mib {
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#define SNMP_INC_STATS64(mib, field) SNMP_ADD_STATS64(mib, field, 1)
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#define SNMP_UPD_PO_STATS64_BH(mib, basefield, addend) \
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do { \
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__typeof__(*mib) *ptr; \
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ptr = __this_cpu_ptr(mib); \
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__typeof__(*mib) *ptr; \
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ptr = raw_cpu_ptr((mib)); \
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u64_stats_update_begin(&ptr->syncp); \
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ptr->mibs[basefield##PKTS]++; \
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ptr->mibs[basefield##OCTETS] += addend; \
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@ -2153,7 +2153,7 @@ static inline void __netif_reschedule(struct Qdisc *q)
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unsigned long flags;
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local_irq_save(flags);
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sd = &__get_cpu_var(softnet_data);
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sd = this_cpu_ptr(&softnet_data);
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q->next_sched = NULL;
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*sd->output_queue_tailp = q;
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sd->output_queue_tailp = &q->next_sched;
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@ -3195,7 +3195,7 @@ static void rps_trigger_softirq(void *data)
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static int rps_ipi_queued(struct softnet_data *sd)
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{
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#ifdef CONFIG_RPS
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struct softnet_data *mysd = &__get_cpu_var(softnet_data);
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struct softnet_data *mysd = this_cpu_ptr(&softnet_data);
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if (sd != mysd) {
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sd->rps_ipi_next = mysd->rps_ipi_list;
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@ -3222,7 +3222,7 @@ static bool skb_flow_limit(struct sk_buff *skb, unsigned int qlen)
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if (qlen < (netdev_max_backlog >> 1))
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return false;
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sd = &__get_cpu_var(softnet_data);
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sd = this_cpu_ptr(&softnet_data);
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rcu_read_lock();
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fl = rcu_dereference(sd->flow_limit);
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@ -3369,7 +3369,7 @@ EXPORT_SYMBOL(netif_rx_ni);
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static void net_tx_action(struct softirq_action *h)
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{
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struct softnet_data *sd = &__get_cpu_var(softnet_data);
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struct softnet_data *sd = this_cpu_ptr(&softnet_data);
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if (sd->completion_queue) {
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struct sk_buff *clist;
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@ -3794,7 +3794,7 @@ EXPORT_SYMBOL(netif_receive_skb);
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static void flush_backlog(void *arg)
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{
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struct net_device *dev = arg;
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struct softnet_data *sd = &__get_cpu_var(softnet_data);
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struct softnet_data *sd = this_cpu_ptr(&softnet_data);
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struct sk_buff *skb, *tmp;
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rps_lock(sd);
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@ -4301,7 +4301,7 @@ void __napi_schedule(struct napi_struct *n)
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unsigned long flags;
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local_irq_save(flags);
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____napi_schedule(&__get_cpu_var(softnet_data), n);
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____napi_schedule(this_cpu_ptr(&softnet_data), n);
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local_irq_restore(flags);
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}
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EXPORT_SYMBOL(__napi_schedule);
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@ -4422,7 +4422,7 @@ EXPORT_SYMBOL(netif_napi_del);
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static void net_rx_action(struct softirq_action *h)
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{
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struct softnet_data *sd = &__get_cpu_var(softnet_data);
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struct softnet_data *sd = this_cpu_ptr(&softnet_data);
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unsigned long time_limit = jiffies + 2;
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int budget = netdev_budget;
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void *have;
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@ -146,7 +146,7 @@ static void trace_drop_common(struct sk_buff *skb, void *location)
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unsigned long flags;
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local_irq_save(flags);
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data = &__get_cpu_var(dm_cpu_data);
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data = this_cpu_ptr(&dm_cpu_data);
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spin_lock(&data->lock);
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dskb = data->skb;
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@ -345,7 +345,7 @@ static void *__netdev_alloc_frag(unsigned int fragsz, gfp_t gfp_mask)
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unsigned long flags;
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local_irq_save(flags);
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nc = &__get_cpu_var(netdev_alloc_cache);
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nc = this_cpu_ptr(&netdev_alloc_cache);
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if (unlikely(!nc->frag.page)) {
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refill:
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for (order = NETDEV_FRAG_PAGE_MAX_ORDER; ;) {
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@ -1311,7 +1311,7 @@ static bool rt_cache_route(struct fib_nh *nh, struct rtable *rt)
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if (rt_is_input_route(rt)) {
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p = (struct rtable **)&nh->nh_rth_input;
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} else {
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p = (struct rtable **)__this_cpu_ptr(nh->nh_pcpu_rth_output);
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p = (struct rtable **)raw_cpu_ptr(nh->nh_pcpu_rth_output);
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}
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orig = *p;
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@ -1939,7 +1939,7 @@ static struct rtable *__mkroute_output(const struct fib_result *res,
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do_cache = false;
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goto add;
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}
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prth = __this_cpu_ptr(nh->nh_pcpu_rth_output);
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prth = raw_cpu_ptr(nh->nh_pcpu_rth_output);
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}
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rth = rcu_dereference(*prth);
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if (rt_cache_valid(rth)) {
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@ -40,7 +40,7 @@ static u32 cookie_hash(__be32 saddr, __be32 daddr, __be16 sport, __be16 dport,
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net_get_random_once(syncookie_secret, sizeof(syncookie_secret));
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tmp = __get_cpu_var(ipv4_cookie_scratch);
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tmp = this_cpu_ptr(ipv4_cookie_scratch);
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memcpy(tmp + 4, syncookie_secret[c], sizeof(syncookie_secret[c]));
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tmp[0] = (__force u32)saddr;
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tmp[1] = (__force u32)daddr;
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@ -3058,7 +3058,7 @@ struct tcp_md5sig_pool *tcp_get_md5sig_pool(void)
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local_bh_disable();
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p = ACCESS_ONCE(tcp_md5sig_pool);
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if (p)
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return __this_cpu_ptr(p);
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return raw_cpu_ptr(p);
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local_bh_enable();
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return NULL;
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@ -842,7 +842,7 @@ void tcp_wfree(struct sk_buff *skb)
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/* queue this socket to tasklet queue */
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local_irq_save(flags);
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tsq = &__get_cpu_var(tsq_tasklet);
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tsq = this_cpu_ptr(&tsq_tasklet);
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list_add(&tp->tsq_node, &tsq->head);
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tasklet_schedule(&tsq->tasklet);
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local_irq_restore(flags);
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@ -67,7 +67,7 @@ static u32 cookie_hash(const struct in6_addr *saddr, const struct in6_addr *dadd
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net_get_random_once(syncookie6_secret, sizeof(syncookie6_secret));
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tmp = __get_cpu_var(ipv6_cookie_scratch);
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tmp = this_cpu_ptr(ipv6_cookie_scratch);
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/*
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* we have 320 bits of information to hash, copy in the remaining
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@ -267,7 +267,7 @@ static inline struct rds_ib_mr *rds_ib_reuse_fmr(struct rds_ib_mr_pool *pool)
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unsigned long *flag;
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preempt_disable();
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flag = &__get_cpu_var(clean_list_grace);
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flag = this_cpu_ptr(&clean_list_grace);
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set_bit(CLEAN_LIST_BUSY_BIT, flag);
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ret = llist_del_first(&pool->clean_list);
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if (ret)
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