linux-kernel - Re: [PATCH 3/3] x86/kdump/64: Change the upper limit of crashkernel reservation

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Message-ID: <20180830135037.efhruljtekoozgxr@kshutemo-mobl1>
Date:   Thu, 30 Aug 2018 16:50:37 +0300
From:   "Kirill A. Shutemov" <kirill@...temov.name>
To:     Baoquan He <bhe@...hat.com>
Cc:     tglx@...utronix.de, mingo@...nel.org, hpa@...or.com,
        kirill.shutemov@...ux.intel.com, x86@...nel.org,
        linux-kernel@...r.kernel.org, kexec@...ts.infradead.org
Subject: Re: [PATCH 3/3] x86/kdump/64: Change the upper limit of crashkernel
 reservation

On Wed, Aug 29, 2018 at 10:16:24PM +0800, Baoquan He wrote:
> Restrict kdump to only reserve crashkernel below 64TB. Since the kdump
> jumping may be from 5-level to 4-level, and the kdump kernel is put
> above 64TB in 5-level kernel, then the jumping will fail. And the
> crashkernel reservation is done during the 1st kernel bootup, there's
> no way to detect the paging mode of kdump kernel at that time.
> 
> Hence change the upper limmit of crashkernel reservation to 64TB

s/limmit/limit/

-- 
 Kirill A. Shutemov