linux-kernel - Re: intel_pstate divide error with v3.13-rc4-256-gb7000ad

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Date:	Fri, 27 Dec 2013 14:34:49 +0000
From:	"Richard W.M. Jones" <rjones@...hat.com>
To:	Kashyap Chamarthy <kchamart@...hat.com>
Cc:	Josh Boyer <jwboyer@...oraproject.org>,
	Gleb Natapov <gleb@...nel.org>,
	One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	Dirk Brandewie <dirk.brandewie@...il.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	"cpufreq@...r.kernel.org" <cpufreq@...r.kernel.org>,
	Linux PM list <linux-pm@...r.kernel.org>,
	"Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>
Subject: Re: intel_pstate divide error with v3.13-rc4-256-gb7000ad

Probably the qemu command line is more interesting, which is in this
comment and reproduced below.

https://bugzilla.redhat.com/show_bug.cgi?id=1046317#c1

/usr/bin/qemu-kvm \
    -global virtio-blk-pci.scsi=off \
    -nodefconfig \
    -enable-fips \
    -nodefaults \
    -display none \
    -machine accel=kvm:tcg \
    -cpu host,+kvmclock \
    -m 500 \
    -no-reboot \
    -no-hpet \
    -kernel /var/tmp/.guestfs-0/kernel.32370 \
    -initrd /var/tmp/.guestfs-0/initrd.32370 \
    -device virtio-scsi-pci,id=scsi \
    -drive file=/tmp/libguestfswnVOx7/scratch.1,cache=unsafe,format=raw,id=hd0,if=none \
    -device scsi-hd,drive=hd0 \
    -drive file=/var/tmp/.guestfs-0/root.32370,snapshot=on,id=appliance,cache=unsafe,if=none \
    -device scsi-hd,drive=appliance \
    -device virtio-serial-pci \
    -serial stdio \
    -device sga \
    -chardev socket,path=/tmp/libguestfswnVOx7/guestfsd.sock,id=channel0 \
    -device virtserialport,chardev=channel0,name=org.libguestfs.channel.0 \
    -append 'panic=1 console=ttyS0 udevtimeout=600 no_timer_check acpi=off printk.time=1 cgroup_disable=memory root=/dev/sdb selinux=0 guestfs_verbose=1 TERM=screen'

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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