diff options
Diffstat (limited to 'arch/arm/kernel/arch_timer.c')
| -rw-r--r-- | arch/arm/kernel/arch_timer.c | 20 |
1 files changed, 2 insertions, 18 deletions
diff --git a/arch/arm/kernel/arch_timer.c b/arch/arm/kernel/arch_timer.c index 221f07b11ccb..b5e217907686 100644 --- a/arch/arm/kernel/arch_timer.c +++ b/arch/arm/kernel/arch_timer.c @@ -1,19 +1,16 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/arm/kernel/arch_timer.c * * Copyright (C) 2011 ARM Ltd. * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/init.h> #include <linux/types.h> #include <linux/errno.h> -#include <linux/sched_clock.h> #include <asm/delay.h> +#include <asm/arch_timer.h> #include <clocksource/arm_arch_timer.h> @@ -22,13 +19,6 @@ static unsigned long arch_timer_read_counter_long(void) return arch_timer_read_counter(); } -static u32 sched_clock_mult __read_mostly; - -static unsigned long long notrace arch_timer_sched_clock(void) -{ - return arch_timer_read_counter() * sched_clock_mult; -} - static struct delay_timer arch_delay_timer; static void __init arch_timer_delay_timer_register(void) @@ -48,11 +38,5 @@ int __init arch_timer_arch_init(void) arch_timer_delay_timer_register(); - /* Cache the sched_clock multiplier to save a divide in the hot path. */ - sched_clock_mult = NSEC_PER_SEC / arch_timer_rate; - sched_clock_func = arch_timer_sched_clock; - pr_info("sched_clock: ARM arch timer >56 bits at %ukHz, resolution %uns\n", - arch_timer_rate / 1000, sched_clock_mult); - return 0; } |