From: Baoquan He <bhe@redhat.com>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: x86@kernel.org, kexec@lists.infradead.org,
linux-kernel@vger.kernel.org, hpa@zytor.com, tglx@linutronix.de,
mingo@kernel.org, kirill.shutemov@linux.intel.com
Subject: Re: [PATCH 3/3] x86/kdump/64: Change the upper limit of crashkernel reservation
Date: Thu, 30 Aug 2018 22:13:49 +0800 [thread overview]
Message-ID: <20180830141349.GB14702@192.168.1.2> (raw)
In-Reply-To: <20180830135037.efhruljtekoozgxr@kshutemo-mobl1>
On 08/30/18 at 04:50pm, Kirill A. Shutemov wrote:
> 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/
Thanks, will change.
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next prev parent reply other threads:[~2018-08-30 14:14 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-29 14:16 [PATCH 0/3] Add restrictions for kexec/kdump jumping between 5-level and 4-level kernel Baoquan He
2018-08-29 14:16 ` [PATCH 1/3] x86/boot: Add bit fields into xloadflags for 5-level kernel checking Baoquan He
2018-09-04 2:41 ` H. Peter Anvin
2018-09-04 3:44 ` Baoquan He
2018-09-04 4:13 ` H. Peter Anvin
2018-09-04 5:20 ` Baoquan He
2018-09-04 5:46 ` H. Peter Anvin
2018-09-04 6:06 ` Baoquan He
2018-09-04 6:36 ` H. Peter Anvin
2018-09-04 7:16 ` Baoquan He
2018-09-04 8:42 ` Kirill A. Shutemov
2018-09-05 4:06 ` H. Peter Anvin
2018-09-05 8:02 ` Thomas Gleixner
2018-09-26 7:54 ` Baoquan He
2018-08-29 14:16 ` [PATCH 2/3] x86/kexec/64: Error out if try to jump to old 4-level kernel from 5-level kernel Baoquan He
2018-08-29 14:16 ` [PATCH 3/3] x86/kdump/64: Change the upper limit of crashkernel reservation Baoquan He
2018-08-30 13:50 ` Kirill A. Shutemov
2018-08-30 14:13 ` Baoquan He [this message]
2018-08-30 13:58 ` [PATCH 0/3] Add restrictions for kexec/kdump jumping between 5-level and 4-level kernel Kirill A. Shutemov
2018-08-30 14:12 ` Baoquan He
2018-08-30 14:27 ` Kirill A. Shutemov
2018-08-30 14:57 ` Baoquan He
2018-08-30 15:01 ` Baoquan He
2018-09-02 20:45 ` Kirill A. Shutemov
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