linux-kernel - Re: [PATCH v5 08/12] x86/tdx: Add HLT support for TDX guest

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Message-ID: <YSUw4tBXPW9Bw6QF@zn.tnic>
Date:   Tue, 24 Aug 2021 19:48:18 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     "Kuppuswamy, Sathyanarayanan" 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Andy Lutomirski <luto@...nel.org>,
        Peter H Anvin <hpa@...or.com>,
        Dave Hansen <dave.hansen@...el.com>,
        Tony Luck <tony.luck@...el.com>,
        Dan Williams <dan.j.williams@...el.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Kirill Shutemov <kirill.shutemov@...ux.intel.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Kuppuswamy Sathyanarayanan <knsathya@...nel.org>,
        x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 08/12] x86/tdx: Add HLT support for TDX guest

On Tue, Aug 24, 2021 at 10:35:33AM -0700, Kuppuswamy, Sathyanarayanan wrote:
> It is a bug in this submission. After adding STI fix, this local_irq_enable()
> had to be removed. Somehow I have missed to do it. I will fix this
> in next version.

Thanks, and also do this pls:

"I think in the next version all those _tdx_hypercall() wrappers should
spell it out what the parameters they pass are used for."

See Sean's mail for more info.

-- 
Regards/Gruss,
    Boris.

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