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| author |   Kefeng Wang <wangkefeng.wang@huawei.com> | 2015-10-26 11:48:16 +0800 |
|---|---|---|
| committer |   Catalin Marinas <catalin.marinas@arm.com> | 2015-10-28 18:48:18 +0000 |
| commit | f90df5e27d978c492c4d911476622a7413621213 (patch) | |
| tree | df60ef2bff5c7573b459ecd72a1c08889582f812 /arch/arm64 | |
| parent | arm64/mm: use PAGE_ALIGNED instead of IS_ALIGNED (diff) | |
| download | linux-dev-f90df5e27d978c492c4d911476622a7413621213.tar.xz linux-dev-f90df5e27d978c492c4d911476622a7413621213.zip | |
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')
| -rw-r--r-- | arch/arm64/Kconfig | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index c62fb0393567..4d8a5b256f65 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 |