linux-kernel - Re: [PATCH v3] Add TAINT_HARDWARE

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Message-ID: <20100622164835.4ddb9432@lxorguk.ukuu.org.uk>
Date:	Tue, 22 Jun 2010 16:48:35 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Don Zickus <dzickus@...hat.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Prarit Bhargava <prarit@...hat.com>,
	linux-kernel@...r.kernel.org,
	Randy Dunlap <randy.dunlap@...cle.com>
Subject: Re: [PATCH v3] Add TAINT_HARDWARE_UNSUPPORTED flag

On Tue, 22 Jun 2010 11:34:57 -0400
Don Zickus <dzickus@...hat.com> wrote:

> This patch is similar to Theordore Ts'o's TAINT_USER patch,
> linux-2.6 commit 34f5a39899f3f3e815da64f48ddb72942d86c366.

This seems to have gone backwards

> This patch introduces the TAINT_HARDWARE_UNSUPPORTED flag for distributions
> to use.

As I said before - just mark some as 'reserved'

Giving it a specific meaning means it can't freely be used for many
things by many distributions


> +	printk(KERN_CRIT "UNSUPPORTED HARDWARE DEVICE: %s\n", msg);
> +	WARN_TAINT(1, TAINT_HARDWARE_UNSUPPORTED,
> +		   "Your hardware is unsupported.  Please do not report "
> +		   "bugs, panics, oopses, etc., on this hardware.\n");

And as already pointed out it's not unsupported hardware even in the case
you described

NAK
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