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authorIsaku Yamahata <yamahata@valinux.co.jp>2008-10-17 11:18:11 +0900
committerTony Luck <tony.luck@intel.com>2008-10-17 10:10:06 -0700
commitba9cc328bfeec3ec5fad3356dd53bc0c1ff506b0 (patch)
tree710cf8b9fec87c849e7396ad1317729445eca54c /arch/ia64/Kconfig
parent91834e685d2059b69c4e8e3d707f35d94438de94 (diff)
downloadop-kernel-dev-ba9cc328bfeec3ec5fad3356dd53bc0c1ff506b0.zip
op-kernel-dev-ba9cc328bfeec3ec5fad3356dd53bc0c1ff506b0.tar.gz
ia64/pv_ops: update Kconfig for paravirtualized guest and xen.
introduce CONFIG_PARAVIRT_GUEST, CONFIG_PARAVIRT for paravirtualized guest. introduce CONFIG_XEN, CONFIG_IA64_XEN_GUEST for xen. Signed-off-by: Alex Williamson <alex.williamson@hp.com> Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/Kconfig')
-rw-r--r--arch/ia64/Kconfig32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 3b7aa38..9318dee 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -108,6 +108,33 @@ config AUDIT_ARCH
bool
default y
+menuconfig PARAVIRT_GUEST
+ bool "Paravirtualized guest support"
+ help
+ Say Y here to get to see options related to running Linux under
+ various hypervisors. This option alone does not add any kernel code.
+
+ If you say N, all options in this submenu will be skipped and disabled.
+
+if PARAVIRT_GUEST
+
+config PARAVIRT
+ bool "Enable paravirtualization code"
+ depends on PARAVIRT_GUEST
+ default y
+ bool
+ default y
+ help
+ This changes the kernel so it can modify itself when it is run
+ under a hypervisor, potentially improving performance significantly
+ over full virtualization. However, when run without a hypervisor
+ the kernel is theoretically slower and slightly larger.
+
+
+source "arch/ia64/xen/Kconfig"
+
+endif
+
choice
prompt "System type"
default IA64_GENERIC
@@ -129,6 +156,7 @@ config IA64_GENERIC
SGI-SN2 For SGI Altix systems
SGI-UV For SGI UV systems
Ski-simulator For the HP simulator <http://www.hpl.hp.com/research/linux/ski/>
+ Xen-domU For xen domU system
If you don't know what to do, choose "generic".
@@ -179,6 +207,10 @@ config IA64_HP_SIM
bool "Ski-simulator"
select SWIOTLB
+config IA64_XEN_GUEST
+ bool "Xen guest"
+ depends on XEN
+
endchoice
choice
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