linux-kernel - Re: [PATCH 0/5] arm64: add kdump support

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Date:	Thu, 02 Apr 2015 14:37:18 +0900
From:	AKASHI Takahiro <takahiro.akashi@...aro.org>
To:	Pratyush Anand <panand@...hat.com>, catalin.marinas@....com,
	will.deacon@....com, vgoyal@...hat.com, hbabus@...ibm.com
CC:	linaro-kernel@...ts.linaro.org, geoff@...radead.org,
	kexec@...ts.infradead.org, linux-kernel@...r.kernel.org,
	broonie@...nel.org, david.griego@...aro.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 0/5] arm64: add kdump support

Pratyush,

On 04/02/2015 01:58 PM, Pratyush Anand wrote:
>
>
> On Thursday 02 April 2015 04:57 AM, AKASHI Takahiro wrote:
>> Please try my latest kexec-tools in my linaro repo (branch name is
>> kdump/v0.11)
>> and let me know the result.
>
> Thanks a lot.. Just fetched your repo and found v.0.11.
>
> With this crash kernel loaded successfully, if I do not use initrd.
>
> With following I still see Overlapping memory segments
>
> kexec -p  /home/panand/work/kernel/bsa2_kdump/vmlinux --initrd=/boot/initramfs-3.19.0.bz1198945+.img --append="$( cat
> /proc/cmdline ) maxcpus=1 mem=64M reset_devices"

How big is your initrd?
If it is good small, please tell me segments info, or messages from add_segment_phys_virt()
for all the segments.

FYI,
my latest kexec-tools, ie. v0.11, automatically appends "mem=".

Thanks,
-Takahiro AKASHI

> ~Pratyush
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