linux-kernel - Re: [PATCH v9 35/43] x86/compressed: Export and rename add_identity

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Message-ID: <YgAbC0T5iVRBxemW@zn.tnic>
Date:   Sun, 6 Feb 2022 20:01:31 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Brijesh Singh <brijesh.singh@....com>
Cc:     x86@...nel.org, linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        linux-efi@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        linux-coco@...ts.linux.dev, linux-mm@...ck.org,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Joerg Roedel <jroedel@...e.de>,
        Tom Lendacky <thomas.lendacky@....com>,
        "H. Peter Anvin" <hpa@...or.com>, Ard Biesheuvel <ardb@...nel.org>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Jim Mattson <jmattson@...gle.com>,
        Andy Lutomirski <luto@...nel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Sergio Lopez <slp@...hat.com>, Peter Gonda <pgonda@...gle.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
        David Rientjes <rientjes@...gle.com>,
        Dov Murik <dovmurik@...ux.ibm.com>,
        Tobin Feldman-Fitzthum <tobin@....com>,
        Michael Roth <michael.roth@....com>,
        Vlastimil Babka <vbabka@...e.cz>,
        "Kirill A . Shutemov" <kirill@...temov.name>,
        Andi Kleen <ak@...ux.intel.com>,
        "Dr . David Alan Gilbert" <dgilbert@...hat.com>,
        brijesh.ksingh@...il.com, tony.luck@...el.com, marcorr@...gle.com,
        sathyanarayanan.kuppuswamy@...ux.intel.com,
        Borislav Petkov <bp@...e.de>
Subject: Re: [PATCH v9 35/43] x86/compressed: Export and rename
 add_identity_map()

On Fri, Jan 28, 2022 at 11:17:56AM -0600, Brijesh Singh wrote:
> From: Michael Roth <michael.roth@....com>
> 
> SEV-specific code will need to add some additional mappings, but doing
> this within ident_map_64.c requires some SEV-specific helpers to be
> exported and some SEV-specific struct definitions to be pulled into
> ident_map_64.c. Instead, export add_identity_map() so SEV-specific (and
> other subsystem-specific) code can be better contained outside of
> ident_map_64.c.
> 
> While at it, rename the function to kernel_add_identity_map(), similar
> to the kernel_ident_mapping_init() function it relies upon.

Add here:

"No functional changes."

-- 
Regards/Gruss,
    Boris.

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