On Mon, Oct 04, 2010 at 05:56:29PM +0200, Gleb Natapov wrote:
> Enable async PF in a guest if async PF capability is discovered.
>
> Signed-off-by: Gleb Natapov <gleb@xxxxxxxxxx>
> ---
> Documentation/kernel-parameters.txt | 3 +
> arch/x86/include/asm/kvm_para.h | 5 ++
> arch/x86/kernel/kvm.c | 92 +++++++++++++++++++++++++++++++++++
> 3 files changed, 100 insertions(+), 0 deletions(-)
>
> +static int __cpuinit kvm_cpu_notify(struct notifier_block *self,
> + unsigned long action, void *hcpu)
> +{
> + int cpu = (unsigned long)hcpu;
> + switch (action) {
> + case CPU_ONLINE:
> + case CPU_DOWN_FAILED:
> + case CPU_ONLINE_FROZEN:
> + smp_call_function_single(cpu, kvm_guest_cpu_notify, NULL, 0);
wait parameter should probably be 1.
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