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From: Bernhard Walle <bernhard.walle@gmx.de>
To: kexec@lists.infradead.org
Subject: Re: vmcore file 0 size in x86_64
Date: Tue, 18 Aug 2009 07:50:25 +0200	[thread overview]
Message-ID: <4A8A4121.2060100@gmx.de> (raw)
In-Reply-To: <4A88F864.2000006@mxs.nes.nec.co.jp>

Ken'ichi Ohmichi schrieb:
> 
> If compiling your user space program with tree options
> (-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE),
> it can access the high memory.

And it's important that you load the crashkernel with

 % kexec ... --elf64-core-headers

or at least *without* --elf32-core-headers since there is an
auto-detection in 'new' versions of kexec.


Regards,
Bernhard


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      reply	other threads:[~2009-08-18  5:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-13 10:10 vmcore file 0 size in x86_64 Chandan12 K
2009-08-13 12:45 ` Chandan12 K
2009-08-13 20:39   ` Eric W. Biederman
2009-08-17  6:27   ` Ken'ichi Ohmichi
2009-08-18  5:50     ` Bernhard Walle [this message]

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