linux-kernel - Re: [RFC v2 28/32] x86/tdx: Make pages shared in ioremap()

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Message-ID: <b884067a-19d6-105f-9f8c-28feb3b43446@intel.com>
Date:   Fri, 7 May 2021 14:55:58 -0700
From:   Dave Hansen <dave.hansen@...el.com>
To:     Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Andy Lutomirski <luto@...nel.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Tony Luck <tony.luck@...el.com>
Cc:     Andi Kleen <ak@...ux.intel.com>,
        Kirill Shutemov <kirill.shutemov@...ux.intel.com>,
        Kuppuswamy Sathyanarayanan <knsathya@...nel.org>,
        Raj Ashok <ashok.raj@...el.com>,
        Sean Christopherson <seanjc@...gle.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [RFC v2 28/32] x86/tdx: Make pages shared in ioremap()

On 4/26/21 11:01 AM, Kuppuswamy Sathyanarayanan wrote:
>  static unsigned int __ioremap_check_encrypted(struct resource *res)
>  {
> -	if (!sev_active())
> +	if (!sev_active() && !is_tdx_guest())
>  		return 0;

I think it's time to come up with a real name for all of the code that's
under: (sev_active() || is_tdx_guest()).

"encrypted" isn't it, for sure.