Re: [Qemu-devel] git bisect results: ec757c67c40a56492001487e69272f62144fd124 breaks windows boot in qemu-kvm

[Avi Kivity]

On 02/01/2012 02:52 PM, Erik Rull wrote:
>  Hi all,
>
> first of all I'm a bit confused:
>
> What is the difference between qemu with command line option --enable-kvm
> and qemu-kvm?
> It seems to be a difference in code so far, from the performance point of
> view it seems to be the same...

The differences are being reduced rapidly, thanks to Jan's efforts. 
Right now what remains is PIT performance and accuracy, device
assignment, and Windows XP performance.  Most guests should see the same
performance.

> Now my issue that lead me to a git bisect on qemu-kvm:
> The following commit / merge breaks my windows guest boot sequence and
> causes resets infinitely:
> ec757c67c40a56492001487e69272f62144fd124 Merge branch 'upstream-merge' into
> next
> Thu, 5 Jan 2012 11:00:07 +0000 (13:00 +0200)    Avi Kivity <address@hidden>
>
>
> Interesting: qemu with --enable-kvm master and the same command line
> options as qemu-kvm runs perfect.
> My command line options are:
> qemu-system-x86_64 -serial /dev/ttyS2 -readconfig /etc/ich9-ehci-uhci.cfg
> -device usb-host,bus=ehci.0 -device usb-tablet -drive
> file=/dev/sda2,cache=off -m 1024 -net nic,macaddr=$MACADDR -net
> tap,script=/etc/qemu-ifup -no-acpi -monitor stdio -L /usr/X11R6/share/qemu
> -boot c -localtime
>
>

What version of Windows are you using?  What's the contents of
/etc/ich9-ehci-uhci.cfg?

-- 
error compiling committee.c: too many arguments to function