From: Christoph Lameter <cl@linux.com>
Date: Sun, 17 Aug 2014 17:30:29 +0000 (-0500)
Subject: drivers/char/random: Replace __get_cpu_var uses
X-Git-Tag: v4.0~990^2~32
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=1b2a1a7e8ad1144dc3f676f2651cb84e01548d59;p=platform%2Fkernel%2Flinux-amlogic.git

drivers/char/random: Replace __get_cpu_var uses

A single case of using __get_cpu_var for address calculation.

Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---

diff --git a/drivers/char/random.c b/drivers/char/random.c
index c18d41d..82759ce 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -874,7 +874,7 @@ static __u32 get_reg(struct fast_pool *f, struct pt_regs *regs)
 void add_interrupt_randomness(int irq, int irq_flags)
 {
 	struct entropy_store	*r;
-	struct fast_pool	*fast_pool = &__get_cpu_var(irq_randomness);
+	struct fast_pool	*fast_pool = this_cpu_ptr(&irq_randomness);
 	struct pt_regs		*regs = get_irq_regs();
 	unsigned long		now = jiffies;
 	cycles_t		cycles = random_get_entropy();