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net: convert rps_needed and rfs_needed to new static branch api

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We prefer static_branch_unlikely() over static_key_false() these days.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2019-03-22 08:56:38 -07:00
committed by David S. Miller
parent 7c1508e5f6
commit dc05360fee
6 changed files with 15 additions and 15 deletions
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10
net/core/dev.c
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@ -3982,9 +3982,9 @@ EXPORT_SYMBOL(rps_sock_flow_table);
u32 rps_cpu_mask __read_mostly;
EXPORT_SYMBOL(rps_cpu_mask);
struct static_key rps_needed __read_mostly;
struct static_key_false rps_needed __read_mostly;
EXPORT_SYMBOL(rps_needed);
struct static_key rfs_needed __read_mostly;
struct static_key_false rfs_needed __read_mostly;
EXPORT_SYMBOL(rfs_needed);
static struct rps_dev_flow *
@ -4510,7 +4510,7 @@ static int netif_rx_internal(struct sk_buff *skb)
}
#ifdef CONFIG_RPS
if (static_key_false(&rps_needed)) {
if (static_branch_unlikely(&rps_needed)) {
struct rps_dev_flow voidflow, *rflow = &voidflow;
int cpu;
@ -5179,7 +5179,7 @@ static int netif_receive_skb_internal(struct sk_buff *skb)
rcu_read_lock();
#ifdef CONFIG_RPS
if (static_key_false(&rps_needed)) {
if (static_branch_unlikely(&rps_needed)) {
struct rps_dev_flow voidflow, *rflow = &voidflow;
int cpu = get_rps_cpu(skb->dev, skb, &rflow);
@ -5227,7 +5227,7 @@ static void netif_receive_skb_list_internal(struct list_head *head)
rcu_read_lock();
#ifdef CONFIG_RPS
if (static_key_false(&rps_needed)) {
if (static_branch_unlikely(&rps_needed)) {
list_for_each_entry_safe(skb, next, head, list) {
struct rps_dev_flow voidflow, *rflow = &voidflow;
int cpu = get_rps_cpu(skb->dev, skb, &rflow);