Re: [ANNOUNCE] kvm-17 release

Carsten Emde
2007-03-24T02:25:56Z

Avi Kivity wrote:
> Michael Riepe wrote:
>> With respect to the Core Duo, this is the best release I've seen so far:
Unfortunately, kvm-17 was less successful here. FC6 did not boot any
longer after I upgraded from kvm-16 to kvm-17, so I was rather surprised
when I read the above message.

This is the test system:
CPU: Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz, Chipset: Intel 975X

The exact problem was that FC6 stopped booting before under kvm-16 it
would display the line
IP route cache hash table entries: 4096 (order: 2, 16384 bytes)

I then reverted to kvm-16 and repeated all upgrade changes until the
problem occurred. The culprit was found to be

--- kvm_main-17.c 2007-03-24 02:09:00.000000000 +0100
+++ kvm_main.c 2007-03-24 02:56:15.000000000 +0100
@@ -1575,7 +1575,9 @@
if (kvm_run->mmio_completed) {
memcpy(vcpu->mmio_data, kvm_run->mmio.data, 8);
vcpu->mmio_read_completed = 1;
+#ifdef THIS_PREVENTS_FC6_FROM_BOOTING
emulate_instruction(vcpu, kvm_run, vcpu->mmio_fault_cr2, 0);
+#endif
}

vcpu->mmio_needed = 0;

--
Carsten Emde, OSADL, <C.Emde-Q945KHDl0DbYtjvyW6yDsg@public.gmane.org>, http://www.osadl.org/
News on kvm: http://www.osadl.org/Single-View.111+M595b203da7e.0.html