From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Ferenc Wagner <wferi@niif.hu>
Subject: Re: [Bisected] [Bug #13821] Replugging USB serial converter uses new device node
Date: Tue, 28 Jul 2009 23:07:52 +0200
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Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
       Alan Stern <stern@rowland.harvard.edu>,
       "Carlos R. Mafra" <crmafra2@gmail.com>, Greg KH <greg@kroah.com>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Kernel Testers List <kernel-testers@vger.kernel.org>,
       USB list <linux-usb@vger.kernel.org>,
       Kay Sievers <kay.sievers@vrfy.org>
References: <20090727175525.20ac4869@lxorguk.ukuu.org.uk> <20090728003120.500c5cf0@lxorguk.ukuu.org.uk> <874osxj7jb.fsf@tac.ki.iif.hu>
In-Reply-To: <874osxj7jb.fsf@tac.ki.iif.hu>
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On Tuesday 28 July 2009, Ferenc Wagner wrote:
> Alan Cox <alan@lxorguk.ukuu.org.uk> writes:
> 
> > commit 3f40612e940971ecec29d5375cdcc9f9c9a9f46e
> > Author: Alan Cox <alan@linux.intel.com>
> > Date:   Tue Jul 28 00:23:39 2009 +0100
> >
> >     tty: USB lock/refcounting fixes
> >     
> >     This fixes
> >     - locking bug that was hidden by ecc2e05e739c30870c8e4f252b63a0c4041f2724
> >     - Regression #13821
> >     - Spurious warning when closing and blocking for data write out
> >     
> >     With these changes my PL2303 always ends up as ttyUSB0 when it should and
> >     the module refcounts stay correct.
> >     
> >     I'll do a more wholesale split & tidy of _open in the next release or two
> >     as we get a standard tty_port_open and port->ops->init port->ops->shutdown
> >     call backs.
> >     
> >     Signed-off-by: Alan Cox <alan@linux.intel.com>
> 
> I confirm that current git (containing the above patch) has regression
> #13821 fixed, as well as the open bug discovered by Alan Stern.

Thanks, closed.

Rafael
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