From: Paul Fulghum <paulkf@microgate.com>
To: "Martin Kögler" <e9925248@student.tuwien.ac.at>
Cc: Andrew Morton <akpm@osdl.org>,
rmk+lkml@arm.linux.org.uk, linux-kernel@vger.kernel.org
Subject: Re: Deadlock in serial driver 2.6.x
Date: Fri, 04 Feb 2005 07:50:34 -0600 [thread overview]
Message-ID: <42037DAA.6030007@microgate.com> (raw)
In-Reply-To: <20050204110725.GA16534@stud4.tuwien.ac.at>
Martin Kögler wrote:
> As a temporary workaround, dropping the lock should also work:
This looks good to me, and seems much more reasonable
that changing driver interfaces.
Treat tty_flip_buffer_push(tty) as something that
can call back into your driver (which *is* the case for low_latency),
so don't do anything that can cause a deadlock
when you call it.
--
Paul Fulghum
Microgate Systems, Ltd.
prev parent reply other threads:[~2005-02-04 13:56 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-26 13:20 Deadlock in serial driver 2.6.x Martin Kögler
2005-01-27 7:13 ` Andrew Morton
2005-01-30 15:39 ` Alan Cox
2005-01-30 16:48 ` Russell King
2005-01-31 7:37 ` Alan Cox
2005-01-31 8:48 ` Andrew Morton
2005-02-03 10:02 ` Alan Cox
2005-02-03 18:21 ` Andrew Morton
2005-02-04 11:07 ` Martin Kögler
2005-02-04 13:50 ` Paul Fulghum [this message]
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