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ARM: tegra: remove tegra specific cpu_disable()

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The tegra cpu_disable() function is the same as the generic version
in arch/arm/kernel/smp.c.  Therefore, it can be removed.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2013-04-18 18:04:09 +01:00
parent 41ef2d5678
commit da2265b130
3 changed files with 0 additions and 11 deletions
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1
arch/arm/mach-tegra/common.h
View File

@ -2,4 +2,3 @@ extern struct smp_operations tegra_smp_ops;
extern int tegra_cpu_kill(unsigned int cpu);
extern void tegra_cpu_die(unsigned int cpu);
extern int tegra_cpu_disable(unsigned int cpu);

9
arch/arm/mach-tegra/hotplug.c
View File

@ -47,15 +47,6 @@ void __ref tegra_cpu_die(unsigned int cpu)
BUG();
}
int tegra_cpu_disable(unsigned int cpu)
{
/*
* we don't allow CPU 0 to be shutdown (it is still too special
* e.g. clock tick interrupts)
*/
return cpu == 0 ? -EPERM : 0;
}
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
extern void tegra20_hotplug_shutdown(void);
void __init tegra20_hotplug_init(void)

1
arch/arm/mach-tegra/platsmp.c
View File

@ -192,6 +192,5 @@ struct smp_operations tegra_smp_ops __initdata = {
#ifdef CONFIG_HOTPLUG_CPU
.cpu_kill = tegra_cpu_kill,
.cpu_die = tegra_cpu_die,
.cpu_disable = tegra_cpu_disable,
#endif
};