From mboxrd@z Thu Jan 1 00:00:00 1970 From: Farkas Levente Subject: Re: [ANNOUNCE] kvm-44 release Date: Mon, 24 Sep 2007 10:37:01 +0200 Message-ID: <46F7772D.8010901@bppiac.hu> References: <46F6775E.3010508@qumranet.com> <46F6C2FA.7080303@bppiac.hu> <46F76AA1.1090200@qumranet.com> <46F76FBA.1040907@bppiac.hu> <46F772D0.7050102@qumranet.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel To: Avi Kivity Return-path: In-Reply-To: <46F772D0.7050102-atKUWr5tajBWk0Htik3J/w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Avi Kivity wrote: > Farkas Levente wrote: >> Avi Kivity wrote: >> >>> 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 but it doesn't help. >> >> > > That should have worked. How about '#define bool int'? with _Bool: CC [M] /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/vmx.o /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/vmx.c:39: error: expected ')' before '&' token /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/vmx.c:39: error: 'param_set__Bool' undeclared here (not in a function) /home/robot/rpm/BUILD/kvm-kmod-44/_kmod_build_/kernel/vmx.c:39: error: 'param_get__Bool' undeclared here (not in a function) with int it's working -- Levente "Si vis pacem para bellum!" ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/