[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: [PATCH] enable pvhvm vcpu placement in kernel
On Thu, Oct 27, 2011 at 10:28:59PM -0700, zhenzhong.duan@xxxxxxxxxx wrote: > pvhvm running with more than 32 vcpus and pv_irq/pv_time enabled > need vcpu placement to work, or else it will softlockup. Stefano? > > Signed-off-by: Zhenzhong Duan <zhenzhong.duan@xxxxxxxxxx> > --- > diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c > index da8afd5..1f92865 100644 > --- a/arch/x86/xen/enlighten.c > +++ b/arch/x86/xen/enlighten.c > @@ -1356,7 +1356,7 @@ static int __cpuinit xen_hvm_cpu_notify(struct > notifier_block *self, > int cpu = (long)hcpu; > switch (action) { > case CPU_UP_PREPARE: > - per_cpu(xen_vcpu, cpu) = > &HYPERVISOR_shared_info->vcpu_info[cpu]; > + xen_vcpu_setup(cpu); > if (xen_have_vector_callback) > xen_init_lock_cpu(cpu); > break; > @@ -1386,7 +1386,6 @@ static void __init xen_hvm_guest_init(void) > xen_hvm_smp_init(); > register_cpu_notifier(&xen_hvm_cpu_notifier); > xen_unplug_emulated_devices(); > - have_vcpu_info_placement = 0; > x86_init.irqs.intr_init = xen_init_IRQ; > xen_hvm_init_time_ops(); > xen_hvm_init_mmu_ops(); _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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