From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ingo Molnar <mingo@kernel.org>
Subject: Re: [PATCH 2/2] x86/speculation: Support "Enhanced IBRS" on future
 CPUs
Date: Tue, 13 Feb 2018 08:47:38 +0100
Message-ID: <20180213074738.nrohmtchyr6fddhm@gmail.com>
References: <1518449255-2182-1-git-send-email-dwmw@amazon.co.uk>
 <1518449255-2182-2-git-send-email-dwmw@amazon.co.uk>
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Cc: tglx@linutronix.de, x86@kernel.org, kvm@vger.kernel.org,
        torvalds@linux-foundation.org, pbonzini@redhat.com,
        linux-kernel@vger.kernel.org, arjan.van.de.ven@intel.com,
        dave.hansen@intel.com
To: David Woodhouse <dwmw@amazon.co.uk>
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* David Woodhouse <dwmw@amazon.co.uk> wrote:

> +extern enum spectre_v2_mitigation spectre_v2_enabled;

This needs to be exported if the KVM module wants to use it.

> +static inline bool spectre_v2_ibrs_all(void)
> +{
> +	return spectre_v2_enabled == SPECTRE_V2_IBRS_ALL;
> +}

> +     if (vmx->spec_ctrl && !spectre_v2_ibrs_all())

> +	if (!spectre_v2_ibrs_all) {

erm, that's a function, not a flag ...

Thanks,

	Ingo