linux-kernel - Re: [PATCH] console: prevent registered consoles from dumping old kernel message over again

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Message-Id: <20110119175134.5a2f283f.akpm@linux-foundation.org>
Date:	Wed, 19 Jan 2011 17:51:34 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Feng Tang <feng.tang@...el.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"gregkh@...e.de" <gregkh@...e.de>,
	"alan@...ux.intel.com" <alan@...ux.intel.com>
Subject: Re: [PATCH] console: prevent registered consoles from dumping old
 kernel message over again

On Thu, 20 Jan 2011 09:44:58 +0800
Feng Tang <feng.tang@...el.com> wrote:

> > How's about something like this?
> 
> Yes, it makes sense, I should add some check. And this new
> "exclusive_console" should be better as its name shows what it is for.

Is it racy, or does console_sem coverage save us?

Anyway.  If you think that the exclusive_console approach is suitable,
please send a tested patch back at me sometime?

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