On Mon, 2007-07-23 at 18:46 +0800, Avi Kivity wrote: > Shaohua Li wrote: > > fix some bugs in kvm-sch patch. > > > > There is now a 'preempt-hooks' branch on kvm.git with the > preempt-hooks > work. I'll continually update and rebase it against master. > > > 1. vmcs_readl/vmcs_writel are called with preempt enabled > > > > Why is that bad? 1. raw_smp_processor_id() 2. migrate to other cpu 3. current->kvm_vcpu->cpu != the cpu id of step 1. you will see the warning.
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