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From: Hans Petter Selasky <hselasky@c2i.net>
To: Kim Culhan <w8hdkim@gmail.com>
Date: Tue, 14 Aug 2012 07:29:03 +0200
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Cc: freebsd-current@freebsd.org
Subject: Re: r239222 boot failure: Lock (sx) USB config SX lock not locked
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On Tuesday 14 August 2012 00:36:48 Kim Culhan wrote:
> On Mon, Aug 13, 2012 at 2:49 PM, Hans Petter Selasky <hselasky@c2i.net> wrote:
> > On Monday 13 August 2012 20:17:31 Hans Petter Selasky wrote:
> >> On Monday 13 August 2012 13:15:00 Kim Culhan wrote:
> >> > Seeing this on r239222:
> >> > 
> >> > panic: Lock (sx) USB config SX lock not locked @
> >> > /usr/src/sys/dev/usb/usb/usb_device.c:2781
> >> > 
> >> > thanks
> >> > -kim
> >> 
> >> It's my fault. I'll add the missing locks. Thank you.
> >> 
> >> --HPS
> > 
> > Hi Kim,
> > 
> > See r239240.
> > 
> > My -current tinybsd was not configured with WITNESS so I wasn't able to
> > catch this error before commit. If there are more problems please let me
> > know, and I'll fix it. It was the USB 3.0 streams change which caused
> > this problem, and if you guys at -current mailing list want to help out
> > get the new SCSI protocol for USB supported, then I'll be more than glad
> > to accept hardware donations!
> 
> Thanks muchly Hans, would the hardware be like this:
> 
> http://www.adaptec.com/en-us/support/_eol/usb_scsi/usbxchange/

Hi,

It is more like this:

http://news.softpedia.com/news/ASUS-Boosts-USB-3-0-Performance-With-UASP-227703.shtml


Device needs to support UASP and USB 3.0

--HPS