diff options
Diffstat (limited to 'arch/i386/Kconfig')
| -rw-r--r-- | arch/i386/Kconfig | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig index a3b3f6ee3642..595fb771366e 100644 --- a/arch/i386/Kconfig +++ b/arch/i386/Kconfig @@ -1272,3 +1272,12 @@ config X86_TRAMPOLINE config KTIME_SCALAR bool default y + +config NO_IDLE_HZ + bool + depends on PARAVIRT + default y + help + Switches the regular HZ timer off when the system is going idle. + This helps a hypervisor detect that the Linux system is idle, + reducing the overhead of idle systems. |