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authorKefeng Wang <wangkefeng.wang@huawei.com>2015-10-26 11:48:16 +0800
committerCatalin Marinas <catalin.marinas@arm.com>2015-10-28 18:48:18 +0000
commitf90df5e27d978c492c4d911476622a7413621213 (patch)
treedf60ef2bff5c7573b459ecd72a1c08889582f812 /arch/arm64/Kconfig
parentf23bef34d34b6325916daddc4cfdeee53d5139e6 (diff)
downloadop-kernel-dev-f90df5e27d978c492c4d911476622a7413621213.zip
op-kernel-dev-f90df5e27d978c492c4d911476622a7413621213.tar.gz
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>
Diffstat (limited to 'arch/arm64/Kconfig')
-rw-r--r--arch/arm64/Kconfig5
1 files changed, 1 insertions, 4 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index c62fb03..4d8a5b2 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -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
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