diff options
Diffstat (limited to 'arch/i386')
| -rw-r--r-- | arch/i386/Kconfig | 38 |
1 files changed, 28 insertions, 10 deletions
diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig index f6e44fc5283..3523e82c841 100644 --- a/arch/i386/Kconfig +++ b/arch/i386/Kconfig @@ -227,28 +227,46 @@ config SCHED_NO_NO_OMIT_FRAME_POINTER If in doubt, say "Y". config PARAVIRT - bool "Paravirtualization support (EXPERIMENTAL)" - depends on EXPERIMENTAL + bool depends on !(X86_VISWS || X86_VOYAGER) help - Paravirtualization is a way of running multiple instances of - Linux on the same machine, under a hypervisor. This option - changes the kernel so it can modify itself when it is run - under a hypervisor, improving performance significantly. - However, when run without a hypervisor the kernel is - theoretically slower. If in doubt, say N. + 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. + +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 source "arch/x86/xen/Kconfig" config VMI - bool "VMI Paravirt-ops support" - depends on PARAVIRT + bool "VMI Guest support" + select PARAVIRT + depends on !(X86_VISWS || X86_VOYAGER) help VMI provides a paravirtualized interface to the VMware ESX server (it could be used by other hypervisors in theory too, but is not at the moment), by linking the kernel to a GPL-ed ROM module provided by the hypervisor. +config LGUEST_GUEST + bool "Lguest guest support" + select PARAVIRT + depends on !X86_PAE + help + Lguest is a tiny in-kernel hypervisor. Selecting this will + allow your kernel to boot under lguest. This option will increase + your kernel size by about 6k. If in doubt, say N. +endif + config ACPI_SRAT bool default y |