lkml.org 
[lkml]   [2008]   [Feb]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
SubjectRe: [kvm-devel] build #365 issue for v2.6.25-rc2-342-g5d9c4a7 in ./arch/x86/kvm/kvm.ko
Avi Kivity wrote:
> Toralf Förster wrote:
>> Hello,
>>
>> the build with the attached .config failed, make ends with:
>> ...
>> HOSTCC arch/x86/boot/tools/build
>> BUILD arch/x86/boot/bzImage
>> Root device is (3, 8)
>> Setup is 12280 bytes (padded to 12288 bytes).
>> System is 2192 kB
>> Kernel: arch/x86/boot/bzImage is ready (#1)
>> Building modules, stage 2.
>> MODPOST 211 modules
>> ERROR: "smp_ops" [arch/x86/kvm/kvm.ko] undefined!
>> make[1]: *** [__modpost] Error 1
>> make: *** [modules] Error 2
>>
>>
>> The build was made with :
>> $> make mrproper && make rndconfig && <tweak config file> && make
>> oldconfig && make
>>
>> Here's the config:
>>
>
> Looks like KVM conflicts with CONFIG_VOYAGER...
>

Attached patch should fix.

Subject: x86: disable KVM on Voyager

Most classic Pentiums don't have hardware virtualization
extension, and building kvm with voyager generates
spurious failures.

Signed-off-by: Avi Kivity <avi@qumranet.com>

--
Any sufficiently difficult bug is indistinguishable from a feature.

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index cc2bc37..e27962c 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -21,7 +21,7 @@ config X86
select HAVE_IDE
select HAVE_OPROFILE
select HAVE_KPROBES
- select HAVE_KVM
+ select HAVE_KVM if ((X86_32 && !X86_VOYAGER) || X86_64)


config GENERIC_LOCKBREAK
\
 
 \ /
  Last update: 2008-02-20 15:11    [from the cache]
©2003-2011 Jasper Spaans