linux-kernel - RE: [PATCH 0/2][concept RFC] x86: BIOS-save kernel log to disk upon panic

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Date:	Thu, 27 Jan 2011 10:35:21 -0800
From:	"Luck, Tony" <tony.luck@...el.com>
To:	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>
CC:	Dave Jones <davej@...hat.com>,
	"Ahmed S. Darwish" <darwish.07@...il.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, X86-ML <x86@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Randy Dunlap <rdunlap@...otime.net>,
	Willy Tarreau <wtarreau@...a.kernel.org>,
	Willy Tarreau <w@....eu>, Dirk Hohndel <hohndel@...radead.org>,
	"Hohndel, Dirk" <dirk.hohndel@...el.com>,
	IDE-ML <linux-ide@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Frédéric Weisbecker <fweisbec@...il.com>,
	Borislav Petkov <bp@...en8.de>,
	Arjan van de Ven <arjan@...radead.org>,
	Tejun Heo <tj@...nel.org>,
	James Bottomley <James.Bottomley@...e.de>,
	Mark Lord <kernel@...savvy.com>,
	Jeff Garzik <jgarzik@...ox.com>,
	Eric Biederman <ebiederm@...ssion.com>,
	Vivek Goyal <vgoyal@...hat.com>,
	Haren Myneni <hbabu@...ibm.com>,
	FBDEV-ML <linux-fbdev@...r.kernel.org>
Subject: RE: [PATCH 0/2][concept RFC] x86: BIOS-save kernel log to disk	upon
 panic

> - A bar code is encoded and i generally want to know what info i'm sending to
>   potentially untrusted parties ... also, i want to be sure i'm sending the right
>   oops, at a glance, before hitting 'send' on the email.

Maybe someone will write an iPhone/Android/Meego app that takes the picture, does
The decode and lets you look, together with options on whether to just send to
Your e-mail address, or to Cc; kerneloops?

> - A screenshot of a well-compressed oops output tells a lot of context as well:
>   surrounding kernel messages, general state of the system when it crashed.
>   Sometimes it tells me the type of the laptop as well, via the logo visible on the
>   border of the picture ;-) Context strengthens whether i can *trust* the oops - 
>   and often i'm really in doubt about oopses and want more context.

Perhaps some of this context can be encoded in the barcode too?

-Tony
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