On Fri, May 2, 2014 at 2:39 PM, Bandan Das <bsd@xxxxxxxxxx> wrote: > Hu Yaohui <loki2441@xxxxxxxxx> writes: > >> On Fri, May 2, 2014 at 11:52 AM, Paolo Bonzini <pbonzini@xxxxxxxxxx> wrote: >>> Il 02/05/2014 17:17, Hu Yaohui ha scritto: >>> >>>> Hi Paolo, >>>> I have tried L0 with linux kernel 3.14.2 and L1 with linux kernel 3.14.2 >>>> L1 QEMU qemu-1.7.0 >>>> L2 QEMU qemu-1.7.0. >>> >>> >>> Do you mean L0 and L1? >> Yes. >>> >>> What is your QEMU command line, and what is the processor? Also, what guest >>> you are running? >>> >> L0 host >> - Debian 7 with linux kernel 3.14.2 >> - 24 pCPU, 120G pMEM >> - cpu mode: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz > > Ivy Bridge-EP ? Looks similar to > https://bugzilla.kernel.org/show_bug.cgi?id=73331 > > Just out of curiosity, any difference if you run with ept=0 ? I have tried it. The same error with L0 kvm ept=1 and L1 kvm ept=0 Do you have any idea how the Ivy Bridge-EP problem is solved? > >> - QEMU command line of L1 >> $ sudo qemu-system-x86_64 -machine accel=kvm -drive >> file=vdisk.img,if=virtio -m 4096 -smp 10 -net >> nic,model=virtio,macaddr=52:54:00:12:34:80 -cpu kvm64,+vmx -net >> tap,ifname=qtap0,script=no,downscript=no -vnc :2 >> >> L1 guest >> - Ubuntu 10.04 with linux kernel 3.14.2 >> - QEMU command line of L2 >> $qemu-system-x86_64 -machine accel=kvm -smp 2 -boot c -drive >> file=/home/nested/vmdisks/vdisk1-virtnet.img,if=virtio -m 2048 -vnc :4 >> -net nic,model=virtio,macaddr=52:54:00:12:34:90 -net >> tap,ifname=qtap0,script=no,downscript=no >> >> L2 guest >> - Ubuntu 10.04 with linux kernel 2.6.32 >>> Paolo >>> >>> >>>> I still get the same error when running qemu in L1 guest. >>> >>> >> -- >> 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 -- 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
