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From: Lee Revell <rlrevell@joe-job.com>
To: root@chaos.analogic.com
Cc: Linux kernel <linux-kernel@vger.kernel.org>
Subject: Re: printk() with a spin-lock held.
Date: Fri, 22 Oct 2004 23:56:55 -0400	[thread overview]
Message-ID: <1098503815.13176.2.camel@krustophenia.net> (raw)
In-Reply-To: <Pine.LNX.4.61.0410221504500.6075@chaos.analogic.com>

On Fri, 2004-10-22 at 15:07 -0400, Richard B. Johnson wrote:
> Linux-2.6.9 will bug-check and halt if my code executes
> a printk() with a spin-lock held.
> 
> Is this the intended behavior?

Yes.  printk() can sleep.  No sleeping with a spinlock held.

> If so, NotGood(tm).

See above.  If you think you can improve the situation, patches are
welcome, as always.

Lee


  reply	other threads:[~2004-10-23  4:02 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-10-22 19:07 printk() with a spin-lock held Richard B. Johnson
2004-10-23  3:56 ` Lee Revell [this message]
2004-10-23  5:27   ` Andrew Morton
2004-10-23  7:04     ` Lee Revell
2004-10-23  5:48   ` Nick Piggin
2004-10-25 12:32   ` Richard B. Johnson
2004-10-25 18:41     ` Lee Revell
2004-10-25 19:07       ` linux-os

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