Re: System hang in USB umass module while processing panic

2011-05-25 Thread Hans Petter Selasky
On Wednesday 25 May 2011 19:37:01 Shah, Vishal wrote: > Hi Hans Petter, > > Thanks for looking into this. > The command is not hanging on a USB device. The issue is, command never > reaches the USB device. As I understand it, after receiving the command > from the upper layers, umass layer will ju

RE: System hang in USB umass module while processing panic

2011-05-25 Thread Shah, Vishal
d-usb@FreeBSD.org; Ranaweera, Samantha; Faylor, Christopher Subject: Re: System hang in USB umass module while processing panic On Wednesday 25 May 2011 17:01:24 Andriy Gapon wrote: > on 19/05/2011 22:27 Shah, Vishal said the following: > > In FreeBSD 8 USB driver, commands are asynchronously s

Re: System hang in USB umass module while processing panic

2011-05-25 Thread Hans Petter Selasky
On Wednesday 25 May 2011 17:01:24 Andriy Gapon wrote: > on 19/05/2011 22:27 Shah, Vishal said the following: > > In FreeBSD 8 USB driver, commands are asynchronously sent from umass > > layer onto the wire, in other words, multiple threads are involved > > before the command is sent from the umass

Re: System hang in USB umass module while processing panic

2011-05-25 Thread Andriy Gapon
on 19/05/2011 22:27 Shah, Vishal said the following: > In FreeBSD 8 USB driver, commands are asynchronously sent from umass layer > onto > the wire, in other words, multiple threads are involved before the command is > sent from the umass layer all the way to the wire. Since the usb_proc is not >