linux-kernel - RE: [RFC][PATCH] Oops messages transfer using QR codes

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Date:	Wed, 4 Nov 2015 13:40:15 +0000
From:	"Murtaza, Alexandru" <alexandru.murtaza@...el.com>
To:	Randy Dunlap <rdunlap@...radead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:	"Baluta, Teodora" <teodora.baluta@...el.com>
Subject: RE: [RFC][PATCH] Oops messages transfer using QR codes

Thanks for catching that typo!

________________________________________
From: Randy Dunlap [rdunlap@...radead.org]
Sent: Saturday, October 31, 2015 12:05 AM
To: Murtaza, Alexandru; linux-kernel@...r.kernel.org
Cc: Baluta, Teodora; levex@...ux.com; Hohndel, Dirk; Anvin, H Peter
Subject: Re: [RFC][PATCH] Oops messages transfer using QR codes

On 10/30/15 08:03, Murtaza Alexandru wrote:
> This patch is continued from this previous RFC:
> https://lkml.org/lkml/2014/3/17/525
>
> ---


> diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
> index ab76b99..822fe7d 100644
> --- a/lib/Kconfig.debug
> +++ b/lib/Kconfig.debug
> @@ -15,6 +15,23 @@ config PRINTK_TIME
>         The behavior is also controlled by the kernel command line
>         parameter printk.time=1. See Documentation/kernel-parameters.txt
>
> +config QR_OOPS
> +     bool "Display QR barcode for Oops messages for debugging purposes"
> +     depends on PRINTK && FB
> +     select QRLIB
> +     select ZLIB_DEFLATE
> +     select ZLIB_INFLATE
> +     select FB_CFB_FILLRECT
> +     select REED_SOLOMON
> +     select REED_SOLOMON_ENC8
> +     help
> +             Selecting this option makes printk() calls to accumulate
> +             the Oops messages in a buffer, compresses the message
> +             and prints the OR to the frame buffer device.

?                              QR

> +
> +             This is an experimental feature at the moment.
> +
> +

--
~Randy
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