Replace uses of get_cpu_var for address calculation through this_cpu_ptr.
Cc: net...@vger.kernel.org
Cc: Eric Dumazet <eduma...@google.com>
Acked-by: David S. Miller <da...@davemloft.net>
Signed-off-by: Christoph Lameter <c...@linux.com>
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;
--
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