On 06/14/2011 02:36 AM, Avi Kivity wrote: > On 06/13/2011 10:55 PM, David Ahern wrote: >> On 06/13/2011 07:34 AM, Avi Kivity wrote: >> > This patchset exposes an emulated version 1 architectural performance >> > monitoring unit to KVM guests. The PMU is emulated using perf_events, >> > so the host kernel can multiplex host-wide, host-user, and the >> > guest on available resources. >> >> Any particular magic needed to try this patchset? >> > > You'll need the attached patch, '-cpu host' (or '-cpu host,model=0' > sometimes), and, as patch 2 is a guest bug fix, you'll need to run the > patched kernel in the guest as well. > qemu-kvm is not cooperating. git repo as of 05f1737582 with your patch is aborting: Welcome to Fedora Starting udev: [ 4.031626] udev[409]: starting version 161 [ 4.831159] piix4_smbus 0000:00:01.3: SMBus Host Controller at 0xb100, revision 0 qemu-kvm: /exports/daahern/qemu-kvm.git/hw/msix.c:616: msix_unset_mask_notifier: Assertion `dev->msix_mask_notifier' failed. David -- 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