Re: [ANNOUNCE] kvm-44 release

Farkas Levente
2007-09-24T08:05:14Z

> Farkas Levente wrote:
>> Avi Kivity wrote:
>>
>>> An important fix to guest smp (it boots now!), and a performance
>>> improvement on Intel hardware. I get about 5% boost on a kernel build.
>>>
>>> There's a new module parameter to kvm-intel.ko that can disable this
>>> mechanism, bypass_guest_pf. Load the module with bypass_guest_pf=0
>>> to disable the optimization. It shouldn't be necessary to do that on
>>> current processors; it's mostly to protect kvm against changes in
>>> hardware since the patch uses reserved bits.
>>>
>>
>> make[1]: Entering directory `/usr/src/kernels/2.6.18-8.1.10.el5-x86_64'
>> LD
>> /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/built-in.o
>> CC [M] /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/svm.o
>> CC [M] /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/vmx.o
>> CC [M]
>> /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/vmx-debug.o
>> CC [M]
>> /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/kvm_main.o
>> CC [M] /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/mmu.o
>> /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/mmu.c:1152: error:
>> expected '=', ',', ';', 'asm' or '__attribute__' before
>> 'last_updated_pte_accessed'
>> /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/mmu.c: In function
>> 'kvm_mmu_pte_write':
>> /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/mmu.c:1180: error:
>> implicit declaration of function 'last_updated_pte_accessed'
>> make[2]: ***
>> [/home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/mmu.o] Error 1
>> make[1]: ***
>> [_module_/home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel] Error 2
>> make[1]: Leaving directory `/usr/src/kernels/2.6.18-8.1.10.el5-x86_64'
>> make: *** [all] Error 2
>>
>>
>
> Try adding '#define bool _Bool' to kernel/external-module-compat.h, and
> let us know. I'll fix it for kvm-45.

i just put after the #include <linux/smp.h> but it doesn't help.

ps. anyway if you check my dail snapshot build you can see there is no
build after 22th (probably because of this. anyway i see that the
snapshot are generated at 0:30, but it which timezone?