linux-kernel - Re: [PATCH v3 2/6] KVM: nVMX: Enable nested virtualize x2apic mode.

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Date:	Tue, 27 Jan 2015 22:39:50 +0100
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Wincy Van <fanwenyi0529@...il.com>,
	"gleb@...nel.org" <gleb@...nel.org>,
	"Zhang, Yang Z" <yang.z.zhang@...el.com>
CC:	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Wanpeng Li <wanpeng.li@...ux.intel.com>,
	Jan Kiszka <jan.kiszka@....de>
Subject: Re: [PATCH v3 2/6] KVM: nVMX: Enable nested virtualize x2apic mode.



On 24/01/2015 11:21, Wincy Van wrote:
> +static void nested_vmx_disable_intercept_for_msr(unsigned long *msr_bitmap_l1,
> +                                              unsigned long *msr_bitmap_nested,
> +                                              u32 msr, int type)
> +{
> +       int f = sizeof(unsigned long);
> +
> +       if (!cpu_has_vmx_msr_bitmap())
> +               return;
> +

Also, make this a WARN_ON.

Paolo
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