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optimize kernel config for kvm_guest 

This patch enables few extra kernel options for the kvm_guest subtarget:
- Tickless kernel to avoid timer ticks in idle guests, reduces CPU usage
- Enable paravirtualization steal time support

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>

SVN-Revision: 32436
This commit is contained in:
Jo-Philipp Wich 2012-06-18 23:36:50 +00:00
parent cfe79471d1
commit f06473f8ff
1 changed files with 3 additions and 1 deletions
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4
target/linux/x86/kvm_guest/config-3.3
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@ -22,6 +22,7 @@ CONFIG_ACPI_PROCESSOR=y
# CONFIG_ACPI_WMI is not set
# CONFIG_ASUS_LAPTOP is not set
CONFIG_CONSOLE_TRANSLATIONS=y
CONFIG_CPU_IDLE_GOV_MENU=y
CONFIG_DUMMY_CONSOLE=y
# CONFIG_EFI is not set
# CONFIG_HPET is not set
@ -38,11 +39,12 @@ CONFIG_KVM_GUEST=y
# CONFIG_LGUEST is not set
# CONFIG_LGUEST_GUEST is not set
CONFIG_NLS=y
CONFIG_NO_HZ=y
CONFIG_PARAVIRT=y
CONFIG_PARAVIRT_CLOCK=y
# CONFIG_PARAVIRT_DEBUG is not set
CONFIG_PARAVIRT_GUEST=y
# CONFIG_PARAVIRT_TIME_ACCOUNTING is not set
CONFIG_PARAVIRT_TIME_ACCOUNTING=y
CONFIG_PCI_IOAPIC=y
CONFIG_PCI_LABEL=y
CONFIG_PCI_MMCONFIG=y