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From: Greg KH <gregkh@suse.de>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
	alan@linux.intel.com, stern@rowland.harvard.edu
Subject: Re: WARNINGs in usb-serial.c
Date: Thu, 3 Sep 2009 11:36:37 -0700	[thread overview]
Message-ID: <20090903183637.GA5140@suse.de> (raw)
In-Reply-To: <E1MjD4A-0002wi-KL@pomaz-ex.szeredi.hu>

On Thu, Sep 03, 2009 at 04:13:34PM +0200, Miklos Szeredi wrote:
> I get the following warnings in 2.6.31-rc.  A lot of them:
> 
> WARNING: at drivers/usb/serial/usb-serial.c:414 serial_write_room+0x59/0x6e [usbserial]()
> WARNING: at drivers/usb/serial/usb-serial.c:401 serial_write+0x77/0x9d [usbserial]()
> 
> This is a huawei-3565 modem.
> 
> The messages don't seem to hurt, but there's lot of trouble with this
> gadget.  Sometimes it just doesn't work after a while and a reboot is
> needed.  Sometimes it hangs the kernel after suspend, etc.  Not sure
> if this is related to the warnings...

{sigh}

The tty layer changes are being a pain here :(

Alan Stern posted a set of patches to the linux-usb list to hopefully
address stuff like this, is there any way you could test them out to see
if they help or not?

thanks,

greg k-h

       reply	other threads:[~2009-09-03 18:38 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <E1MjD4A-0002wi-KL@pomaz-ex.szeredi.hu>
2009-09-03 18:36 ` Greg KH [this message]
2009-09-03 21:24   ` WARNINGs in usb-serial.c Rafael J. Wysocki
2009-09-03 21:43     ` Greg KH
2009-09-04 15:46       ` Alan Cox
2009-09-04  8:09   ` Miklos Szeredi
2009-09-04 14:17     ` Alan Stern
2009-09-04 15:48       ` Alan Cox
2009-09-04 15:12         ` Alan Stern
2009-09-07 11:14           ` Miklos Szeredi
2009-09-07 15:08             ` Alan Stern
2009-09-07 17:50               ` Miklos Szeredi
2009-09-07 19:25                 ` Alan Stern
2009-09-07 20:09                   ` Miklos Szeredi
2009-09-08  1:43                     ` Alan Stern
2009-09-08  8:01                       ` Miklos Szeredi

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