Commit f90df5e2 authored Oct 26, 2015 by Kefeng Wang Committed by Catalin Marinas Oct 28, 2015

arm64: make Timer Interrupt Frequency selectable



It allows a selectable timer interrupt frequency of 100, 250, 300 and 1000 HZ.
We will get better performance when choose a suitable frequency in some scene.

Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

parent f23bef34

arch/arm64/Kconfig

+1 −4

Original line number	Diff line number	Diff line
		@@ -454,10 +454,7 @@ config HOTPLUG_CPU
		can be controlled through /sys/devices/system/cpu.

		source kernel/Kconfig.preempt

		config HZ
		int
		default 100
		source kernel/Kconfig.hz

		config ARCH_HAS_HOLES_MEMORYMODEL
		def_bool y if SPARSEMEM