linux-kernel - Re: [PATCH v3 1/3] x86/boot: Add xloadflags bits for 5-level kernel checking

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Message-ID: <alpine.DEB.2.21.1904052220480.1802@nanos.tec.linutronix.de>
Date:   Fri, 5 Apr 2019 22:23:06 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Baoquan He <bhe@...hat.com>
cc:     linux-kernel@...r.kernel.org, kirill.shutemov@...ux.intel.com,
        mingo@...nel.org, bp@...en8.de, hpa@...or.com, dyoung@...hat.com,
        x86@...nel.org
Subject: Re: [PATCH v3 1/3] x86/boot: Add xloadflags bits for 5-level kernel
 checking

On Tue, 12 Mar 2019, Baoquan He wrote:

> Add two bits XLF_5LEVEL and XLF_5LEVEL_ENABLED for 5-level kernel.
> Bit XLF_5LEVEL indicates if 5-level related code is contained
> in this kernel.
> Bit XLF_5LEVEL_ENABLED indicates if CONFIG_X86_5LEVEL=y is set.
> 
> They are being used in later patch to check if kexec/kdump kernel
> is loaded in right place.

Only XLF_5LEVEL is checked. So what's the second flag for?

Thanks,

	tglx