linux-kernel - Re: ttyS0 not working any more, LSR safety check engaged

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Date:	Sat, 11 Nov 2006 22:04:43 +0000
From:	Russell King <rmk+lkml@....linux.org.uk>
To:	Andrew Morton <akpm@...l.org>
Cc:	Marc Haber <mh+linux-kernel@...schlus.de>,
	linux-kernel@...r.kernel.org
Subject: Re: ttyS0 not working any more, LSR safety check engaged

On Sat, Nov 11, 2006 at 01:06:56PM -0800, Andrew Morton wrote:
> /proc/ioports and /proc/iomem might contain hints - can we see those please?

Only if someone is diddling with the resource system by using
insert_resource().  Serial keeps the port claimed as busy all the
time the port is registered with it.

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 Serial core
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