Lennart Sorensen writes: > On Mon, Nov 08, 2010 at 10:57:19PM +0100, Lluís wrote: >> Well, thre's nothing more to add than the contents in the subject. >> >> I tried booting up with -smp 2, and /proc/cpuinfo on the linux guest >> only return one CPU, while booting with "-smp 2 -enable-kvm" shows 2 >> CPUs.
> I was under the impression qemu didn't emulate SMP. KVM on the other > hand does support running on real SMP hardware. It doesn't have to > emulate SMP after all. Well, I thought it did when I saw the "-smp" option, and it does in fact create multiple CPUState objects, as if the "extra" cpus where unplugged. In fact, cpus.c:cpu_exec_all does indeed loop through all the CPUState objects, calling qemu_cpu_exec on each. Lluis -- "And it's much the same thing with knowledge, for whenever you learn something new, the whole world becomes that much richer." -- The Princess of Pure Reason, as told by Norton Juster in The Phantom Tollbooth
