linux-kernel - Re: [patch 08/22] ACPI: Convert to new X86 CPU match macros

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Message-ID: <20200323163844.GB123290@mtg-dev.jf.intel.com>
Date:   Mon, 23 Mar 2020 09:38:44 -0700
From:   mark gross <mgross@...ux.intel.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     Andy Shevchenko <andy.shevchenko@...il.com>,
        LKML <linux-kernel@...r.kernel.org>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Tony Luck <tony.luck@...el.com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Len Brown <lenb@...nel.org>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Linux PM <linux-pm@...r.kernel.org>,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
        linux-edac@...r.kernel.org,
        Platform Driver <platform-driver-x86@...r.kernel.org>,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        linux-hwmon@...r.kernel.org, Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amit.kucheria@...durent.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        linux-mmc <linux-mmc@...r.kernel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>, linux-pci@...r.kernel.org,
        Takashi Iwai <tiwai@...e.com>,
        ALSA Development Mailing List <alsa-devel@...a-project.org>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        linux-crypto <linux-crypto@...r.kernel.org>
Subject: Re: [patch 08/22] ACPI: Convert to new X86 CPU match macros

On Fri, Mar 20, 2020 at 09:32:26PM +0100, Thomas Gleixner wrote:
> Andy Shevchenko <andy.shevchenko@...il.com> writes:
> 
> > On Fri, Mar 20, 2020 at 3:19 PM Thomas Gleixner <tglx@...utronix.de> wrote:
> >>
> >> The new macro set has a consistent namespace and uses C99 initializers
> >> instead of the grufty C89 ones.
> >>
> >> Rename the local macro wrapper to X86_MATCH for consistency. It stays for
> >> readability sake.
> >
> >> +       X86_MATCH_INTEL_FAM6_MODEL(ATOM_SILVERMONT,     NULL),
> >> +       X86_MATCH_INTEL_FAM6_MODEL(ATOM_AIRMONT,        NULL),
> >
> >> -#define ICPU(model)    { X86_VENDOR_INTEL, 6, model, X86_FEATURE_ANY, }
> >> +#define X86_MATCH(model)       X86_MATCH_INTEL_FAM6_MODEL(model, NULL)
> >
> > Maybe we can do a generic macro to avoid all these ', NULL' repetitions?
> 
> I opted for having the data argument everywhere to keep the macro maze
> small. And we have enough places where data is actually used.
+1

--mark

> Thanks,
> 
>         tglx