From: Daniel Lezcano <daniel.lezcano@linaro.org>
Date: Mon, 9 Nov 2015 09:55:30 +0000 (+0100)
Subject: clocksource/drivers/h8300_timer16: Remove pointless lock
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=05de7ed6795a1826e67fac56051f0ec23a643d38;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

clocksource/drivers/h8300_timer16: Remove pointless lock

The lock in the timer16_clocksource_read is not needed, remove it.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
---

diff --git a/drivers/clocksource/h8300_timer16.c b/drivers/clocksource/h8300_timer16.c
index 129dca02b3ee..f39660586b1a 100644
--- a/drivers/clocksource/h8300_timer16.c
+++ b/drivers/clocksource/h8300_timer16.c
@@ -30,7 +30,6 @@ struct timer16_priv {
 	unsigned char imfa;
 	unsigned char imiea;
 	unsigned char ovf;
-	raw_spinlock_t lock;
 	struct clk *clk;
 };
 
@@ -75,13 +74,10 @@ static inline struct timer16_priv *cs_to_priv(struct clocksource *cs)
 static cycle_t timer16_clocksource_read(struct clocksource *cs)
 {
 	struct timer16_priv *p = cs_to_priv(cs);
-	unsigned long flags, raw;
-	unsigned long value;
+	unsigned long raw, value;
 
-	raw_spin_lock_irqsave(&p->lock, flags);
 	value = p->total_cycles;
 	raw = timer16_get_counter(p);
-	raw_spin_unlock_irqrestore(&p->lock, flags);
 
 	return value + raw;
 }