On Mon, Aug 19, 2013 at 3:12 PM, Kashyap Chamarthy <kashyap.cv@xxxxxxxxx> wrote: > On Mon, Aug 19, 2013 at 2:56 PM, Paolo Bonzini <pbonzini@xxxxxxxxxx> wrote: >> Il 19/08/2013 06:36, Kashyap Chamarthy ha scritto: >>> On Sat, Aug 10, 2013 at 12:56 AM, Paolo Bonzini <pbonzini@xxxxxxxxxx> wrote: >>>> > >>>> > Hi all, >>>> > >>>> > I'm seeing some breakage of shadow-on-shadow and shadow-on-EPT nested >>>> > VMX. Until I can track more precisely whether it is a regression, and >>>> > on which hosts I can reproduce it, I'm going to leave the patches out of >>>> > kvm/next. >>>> > >>>> > The good news is that nested EPT works pretty well. :) >>> >>> Paolo/others, I'm trying to test nEPT, so I'm trying to start this way: >>> >>> $ git clone git://git.kernel.org/pub/scm/virt/kvm/kvm.git >>> $ git branch --all >>> $ git checkout remotes/origin/queue >>> >>> Compile, and proceed. >>> >>> Or would you suggest to use >>> >>> http://git.kiszka.org/?p=kvm-kmod.git;a=blob;f=README >>> >>> to test latest stuff? >> >> If you prefer not to build your own kernel, kvm-kmod works too. >> However, please build it with the latest 3.10.x kernel to make the >> environment as similar as possible to what you'd get with kvm.git. > > I'm fine building news Kernels. I just started this way: > > $ git remote -v > origin git://git.kernel.org/pub/scm/virt/kvm/kvm.git (fetch) > origin git://git.kernel.org/pub/scm/virt/kvm/kvm.git (push) > > $ git checkout -b test_nept origin/queue > > $ make defconfig > > $ make -j8 && make modules > > $ make install && make modules_install > > And, booting into the just built 3.11.0-rc1+ kernel (this is on > bare-metal), hangs at: > ------------- > . > . > . > [ 5.437220] systemd[1]: Failed to mount /dev: No such device > [ 5.523997] usb 2-1: New USB device found, idVendor=8087, idProduct=8000 > [ 5.531600] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 > [ 5.540188] hub 2-1:1.0: USB hub found > [ 5.544573] hub 2-1:1.0: 8 ports detected > [ 5.757452] Switched to clocksource tsc > [ 5.879287] [drm] Enabling RC6 states: RC6 on, RC6p off, RC6pp off > ------------- After that, it goes one step beyond after the above, and gets hung at: --- [ 305.591298] kworker/u16:1 (24) used greatest stack depth: 5488 bytes left --- > > (This is on a Haswell machine). > > Am I missing anything here? > > /kashyap -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
