diff options
| author | Rusty Russell <rusty@rustcorp.com.au> | 2007-10-22 10:55:21 +1000 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2007-10-23 15:49:47 +1000 |
| commit | d3d1c4bdf16bd154d9f27f34fca28edca90465eb (patch) | |
| tree | d1f7d0c29af89e1ff23bf56defe54f62b1577681 /arch/i386/Kconfig | |
| parent | 0895e91d60ef9bdef426d1ce14bb94bd5875870d (diff) | |
Normalize config options for guest support
1) Group all the "guest OS" support options together, under a PARAVIRT_GUEST
menu.
2) Make those options select CONFIG_PARAVIRT, as suggested by Andi.
3) Make kconfig help titles consistent.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Andi Kleen <ak@suse.de>
Cc: Zach Amsden <zach@vmware.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Chris Wright <chrisw@sous-sol.org>
Diffstat (limited to 'arch/i386/Kconfig')
| -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 f6e44fc5283c..3523e82c8412 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 |