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Date:   Sat, 29 Jan 2022 15:53:07 +0100
From:   Borislav Petkov <bp@alien8.de>
To:     "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc:     tglx@linutronix.de, mingo@redhat.com, dave.hansen@intel.com,
        luto@kernel.org, peterz@infradead.org,
        sathyanarayanan.kuppuswamy@linux.intel.com, aarcange@redhat.com,
        ak@linux.intel.com, dan.j.williams@intel.com, david@redhat.com,
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        joro@8bytes.org, jpoimboe@redhat.com, knsathya@kernel.org,
        pbonzini@redhat.com, sdeep@vmware.com, seanjc@google.com,
        tony.luck@intel.com, vkuznets@redhat.com, wanpengli@tencent.com,
        x86@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCHv2 05/29] x86/tdx: Add HLT support for TDX guests
Message-ID: <YfVU01dBD36H0EIv@zn.tnic>
References: <20220124150215.36893-1-kirill.shutemov@linux.intel.com>
 <20220124150215.36893-6-kirill.shutemov@linux.intel.com>
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On Mon, Jan 24, 2022 at 06:01:51PM +0300, Kirill A. Shutemov wrote:
> @@ -870,6 +871,10 @@ void select_idle_routine(const struct cpuinfo_x86 *c)
>  	} else if (prefer_mwait_c1_over_halt(c)) {
>  		pr_info("using mwait in idle threads\n");
>  		x86_idle = mwait_idle;
> +	} else if (cpu_feature_enabled(X86_FEATURE_TDX_GUEST)) {
> +		pr_info("using TDX aware idle routine\n");
> +		x86_idle = tdx_safe_halt;
> +		return;

Forgot to remove that "return".

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette