From 903ceff7ca7b4d80c083a80ee5163b74e9fa359f Mon Sep 17 00:00:00 2001
From: Christoph Lameter <cl@linux.com>
Date: Sun, 17 Aug 2014 12:30:35 -0500
Subject: 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>
---
 net/ipv4/route.c      | 4 ++--
 net/ipv4/syncookies.c | 2 +-
 net/ipv4/tcp.c        | 2 +-
 net/ipv4/tcp_output.c | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

(limited to 'net/ipv4')

diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index eaa4b00..7d6f4e0 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1311,7 +1311,7 @@ static bool rt_cache_route(struct fib_nh *nh, struct rtable *rt)
 	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;
 
@@ -1939,7 +1939,7 @@ static struct rtable *__mkroute_output(const struct fib_result *res,
 				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)) {
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index c0c7568..f83391b 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -40,7 +40,7 @@ static u32 cookie_hash(__be32 saddr, __be32 daddr, __be16 sport, __be16 dport,
 
 	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;
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 541f26a..b2cab77 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -3058,7 +3058,7 @@ struct tcp_md5sig_pool *tcp_get_md5sig_pool(void)
 	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;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 5a7c41f..d145f7ef 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -842,7 +842,7 @@ void tcp_wfree(struct sk_buff *skb)
 
 		/* 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);
-- 
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