From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [ANNOUNCE] kvm-44 release Date: Mon, 24 Sep 2007 09:43:29 +0200 Message-ID: <46F76AA1.1090200@qumranet.com> References: <46F6775E.3010508@qumranet.com> <46F6C2FA.7080303@bppiac.hu> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel To: Farkas Levente Return-path: In-Reply-To: <46F6C2FA.7080303-lWVWdrzSO4GHXe+LvDLADg@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 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. -- error compiling committee.c: too many arguments to function ------------------------------------------------------------------------- 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/