linux-kernel - Re: [PATCH v4 2/2] x86/boot/KASLR: skip the specified crashkernel region

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Message-ID: <20190418123216.GG27160@zn.tnic>
Date:   Thu, 18 Apr 2019 14:32:16 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Pingfan Liu <kernelfans@...il.com>
Cc:     x86@...nel.org, Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>, Baoquan He <bhe@...hat.com>,
        Will Deacon <will.deacon@....com>,
        Nicolas Pitre <nico@...aro.org>,
        Vivek Goyal <vgoyal@...hat.com>,
        Chao Fan <fanc.fnst@...fujitsu.com>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Hari Bathini <hbathini@...ux.vnet.ibm.com>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 2/2] x86/boot/KASLR: skip the specified crashkernel
 region

On Thu, Apr 18, 2019 at 03:56:09PM +0800, Pingfan Liu wrote:
> Then in my case, either no @offset or invalid argument will keep
> "*crash_base = 0", and KASLR does not care about either of them.

Ok.

> It is not elegant. Will try a separate patch to fix it firstly.

That's appreciated, thanks. It is about time that whole kexec/kaslr/...
code gets some much needed cleaning up and streamlining.

-- 
Regards/Gruss,
    Boris.

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