Re: Hang in ftdi-sio serial driver

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On Mon, 25 Oct 2010 00:24:23 -0400
Debabrata Banerjee <dbavatar@xxxxxxxxx> wrote:

> Oct 24 19:20:58 frontendhd4 kernel: [ 1320.800174] Call Trace:
> Oct 24 19:20:58 frontendhd4 kernel: [ 1320.800188]
> [<ffffffff814070fd>] usb_kill_urb+0x8d/0xd0

> What should I look at next/what's the quickest way to track down this
> "lost" urb?

I would look at the lost interrupt or other event in your HC.
The URB removal cannot be complete until the hardware acknowledges
that it's not going to transfer anymore.

-- Pete
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