On 12/11/2011 12:25 PM, Christoffer Dall wrote: > From: Marc Zyngier <marc.zyngier at arm.com> > > A guest may need to know which CPU it has booted on (and Linux does). > Now that we can run KVM on a SMP host, QEMU may be running on any s/QEMU/userspace/ > CPU. In that case, directly reading MPIDR will give an inconsistent > view on the guest CPU number (among other problems). > > The solution is to use the VMPIDR register, which is computed by > using the host MPIDR and overriding the low bits with KVM vcpu_id. > > Signed-off-by: Marc Zyngier <marc.zyngier at arm.com> Since you're posting the patch for (eventual) inclusion, you need to sign off as well. -- error compiling committee.c: too many arguments to function
