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-rw-r--r--arch/i386/Kconfig32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
index 63d5e841caf..1df4a1f1428 100644
--- a/arch/i386/Kconfig
+++ b/arch/i386/Kconfig
@@ -18,6 +18,18 @@ config GENERIC_TIME
bool
default y
+config CLOCKSOURCE_WATCHDOG
+ bool
+ default y
+
+config GENERIC_CLOCKEVENTS
+ bool
+ default y
+
+config GENERIC_CLOCKEVENTS_BROADCAST
+ bool
+ default y
+
config LOCKDEP_SUPPORT
bool
default y
@@ -74,6 +86,8 @@ source "init/Kconfig"
menu "Processor type and features"
+source "kernel/time/Kconfig"
+
config SMP
bool "Symmetric multi-processing support"
---help---
@@ -203,6 +217,15 @@ config PARAVIRT
However, when run without a hypervisor the kernel is
theoretically slower. If in doubt, say N.
+config VMI
+ bool "VMI Paravirt-ops support"
+ depends on PARAVIRT && !NO_HZ
+ default y
+ help
+ VMI provides a paravirtualized interface to multiple hypervisors
+ include VMware ESX server and Xen by connecting to a ROM module
+ provided by the hypervisor.
+
config ACPI_SRAT
bool
default y
@@ -1263,3 +1286,12 @@ 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.