linux-kernel - Re: [PATCH v12 07/11] x86/smpboot: Remove early_gdt

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Message-ID: <96c0c723-9976-a222-8dc8-a5da6a1a558e@linux.intel.com>
Date:   Tue, 28 Feb 2023 13:02:33 -0800
From:   Arjan van de Ven <arjan@...ux.intel.com>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Usama Arif <usama.arif@...edance.com>, dwmw2@...radead.org,
        kim.phillips@....com, brgerst@...il.com
Cc:     piotrgorski@...hyos.org, oleksandr@...alenko.name,
        mingo@...hat.com, bp@...en8.de, dave.hansen@...ux.intel.com,
        hpa@...or.com, x86@...nel.org, pbonzini@...hat.com,
        paulmck@...nel.org, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org, rcu@...r.kernel.org, mimoja@...oja.de,
        hewenliang4@...wei.com, thomas.lendacky@....com, seanjc@...gle.com,
        pmenzel@...gen.mpg.de, fam.zheng@...edance.com,
        punit.agrawal@...edance.com, simon.evans@...edance.com,
        liangma@...ngbit.com, David Woodhouse <dwmw@...zon.co.uk>
Subject: Re: [PATCH v12 07/11] x86/smpboot: Remove early_gdt_descr on 64-bit


> 
> Maybe we should enforce CONFIG_SMP=y first :)
> 
> Thanks,

for 64 bit I can see the point of removing the !SMP case entirely from arch/x86 .
maybe even for 32 bit if it just makes the code simpler I suppose