linux-kernel - Re: [PATCH v9 25/43] x86/compressed/acpi: Move EFI system table lookup to helper

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Date:   Thu, 3 Feb 2022 15:48:57 +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
Subject: Re: [PATCH v9 25/43] x86/compressed/acpi: Move EFI system table
 lookup to helper

On Fri, Jan 28, 2022 at 11:17:46AM -0600, Brijesh Singh wrote:
> diff --git a/arch/x86/boot/compressed/efi.c b/arch/x86/boot/compressed/efi.c
> index daa73efdc7a5..bf99768cd229 100644
> --- a/arch/x86/boot/compressed/efi.c
> +++ b/arch/x86/boot/compressed/efi.c
> @@ -48,3 +48,32 @@ enum efi_type efi_get_type(struct boot_params *boot_params)
>  
>  	return et;
>  }
> +
> +/*

/**

kernel-doc comment pls.

> + * efi_get_system_table - Given boot_params, retrieve the physical address of
> + *                        EFI system table.
> + *
> + * @boot_params:        pointer to boot_params
> + *
> + * Return: EFI system table address on success. On error, return 0.
> + */
> +unsigned long efi_get_system_table(struct boot_params *boot_params)

... *bp) - as before.

Please go through all those functions taking in struct boot_params ptr.

-- 
Regards/Gruss,
    Boris.

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