From: Greg KH <greg@kroah.com>
To: Jason Wessel <jason.wessel@windriver.com>
Cc: gregkh@suse.de, Alan Stern <stern@rowland.harvard.edu>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
Alan Cox <alan@linux.intel.com>,
Oliver Neukum <oliver@neukum.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH 1/5] tty_port,usb-console: Fix usb serial console open/close regression
Date: Tue, 16 Mar 2010 14:23:37 -0700 [thread overview]
Message-ID: <20100316212337.GB31739@kroah.com> (raw)
In-Reply-To: <1268773546-12457-2-git-send-email-jason.wessel@windriver.com>
On Tue, Mar 16, 2010 at 04:05:42PM -0500, Jason Wessel wrote:
> Commit e1108a63e10d344284011cccc06328b2cd3e5da3 ("usb_serial: Use the
> shutdown() operation") breaks the ability to use a usb console
> starting in 2.6.33. This was observed when using
> console=ttyUSB0,115200 as a boot argument with an FTDI device. The
> error is:
>
> ftdi_sio ttyUSB0: ftdi_submit_read_urb - failed submitting read urb, error -22
>
> The handling of the ASYNCB_INITIALIZED changed in 2.6.32 such that in
> tty_port_shutdown() it always clears the flag if it is set. The fix
> is to add a variable to the tty_port struct to indicate when the tty
> port is a console.
I've already applied this to my trees, right?
thanks,
greg k-h
next prev parent reply other threads:[~2010-03-16 21:24 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-16 21:05 [PATCH 0/5] V2 usb console improvements series Jason Wessel
2010-03-16 21:05 ` [PATCH 1/5] tty_port,usb-console: Fix usb serial console open/close regression Jason Wessel
2010-03-16 21:05 ` [PATCH 2/5] usb-serial: Use tty_port version of console instead of the usb_serial_port version Jason Wessel
2010-03-16 21:05 ` [PATCH 3/5] usb-console: pass baud from console to the initial tty open Jason Wessel
2010-03-16 21:05 ` [PATCH 4/5] usb-hcd,usb-console: poll hcd device to force usb console writes Jason Wessel
2010-03-16 21:05 ` [PATCH 5/5] usb-serialy,sysrq: Run the sysrq handler in a tasklet Jason Wessel
2010-03-16 21:46 ` [PATCH 4/5] usb-hcd,usb-console: poll hcd device to force usb console writes Greg KH
2010-03-17 9:08 ` Johan Hovold
2010-03-17 14:38 ` Alan Stern
2010-03-16 21:23 ` [PATCH 2/5] usb-serial: Use tty_port version of console instead of the usb_serial_port version Greg KH
2010-03-16 21:34 ` [PATCH 2/5] usb-serial: Use tty_port version of consoleinstead " Jason Wessel
2010-03-16 21:23 ` Greg KH [this message]
2010-03-16 21:34 ` [PATCH 1/5] tty_port,usb-console: Fix usb serial consoleopen/close regression Jason Wessel
2010-03-17 14:30 ` [PATCH 0/5] V2 usb console improvements series Alan Stern
2010-03-17 14:46 ` Jason Wessel
2010-03-17 15:34 ` Alan Stern
2010-03-19 11:59 ` Jon Smirl
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