linux-kernel - RE: [Patch] kexec: remove KMSG_DUMP_KEXEC (was Re: Query about kdump_msg hook into crash

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Message-ID: <5C4C569E8A4B9B42A84A977CF070A35B2C17324BB9@USINDEVS01.corp.hds.com>
Date:	Tue, 31 May 2011 18:24:14 -0400
From:	Seiji Aguchi <seiji.aguchi@....com>
To:	Vivek Goyal <vgoyal@...hat.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Americo Wang <xiyou.wangcong@...il.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Jarod Wilson <jwilson@...hat.com>
Subject: RE: [Patch] kexec: remove KMSG_DUMP_KEXEC (was Re: Query about
 kdump_msg hook into crash_kexec())

Hi,

>What are you using kmsg_dump() for? Using mtdoops, ramoops or something
>else?  Is it working reliably for you?

I plan to use kmsg_dump() for set_variable service of UEFI.
I proposed a prototype patch this month and will improve it.
(kmsg_dump is used inside pstore.)

https://lkml.org/lkml/2011/5/10/340

Seiji

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