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From: Russell King <rmk+lkml@arm.linux.org.uk>
To: John Stoffel <john@stoffel.org>
Cc: linux-kernel@vger.kernel.org, akpm@osdl.org
Subject: Re: 2.6.18-rc1-mm1 - bad serial port count messages
Date: Tue, 11 Jul 2006 19:56:30 +0100	[thread overview]
Message-ID: <20060711185630.GA1240@flint.arm.linux.org.uk> (raw)
In-Reply-To: <17587.42397.168635.821696@stoffel.org>

On Tue, Jul 11, 2006 at 09:20:29AM -0400, John Stoffel wrote:
> I'm getting the following messages in dmesg:
> 
>   uart_close: bad serial port count; tty->count is 1, state->count is 0
>   uart_close: bad serial port count for ttyS0: -1
>   uart_close: bad serial port count for ttyS0: -1

I assume that it's 100% reproducable, and doesn't happen with mainline?

I'm not aware of any serial core patches in -mm which would produce this
type of breakage - maybe there's something funny with the tty layer in
that it's trying to close the port more times than it's been opened...
Hmm.

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

  reply	other threads:[~2006-07-11 18:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-11 13:20 2.6.18-rc1-mm1 - bad serial port count messages John Stoffel
2006-07-11 18:56 ` Russell King [this message]
2006-07-11 20:02   ` John Stoffel
2006-07-11 20:15     ` Russell King

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