Re: 2.6.13: loop ioctl crashes

2005-09-09 Thread Ian Collier
On Fri, Sep 09, 2005 at 10:41:29AM -0400, linux-os (Dick Johnson) wrote: > Try to see if it is really the loop device or something that is > interfacing with it. Here I copy the contents of a DOS floppy > to a file, then mount the file through the loop device: I do know how to use loop devices. ;-

Re: 2.6.13: loop ioctl crashes

2005-09-09 Thread linux-os \(Dick Johnson\)
On Fri, 9 Sep 2005, Richard B. Johnson wrote: > On Fri, 9 Sep 2005, Ian Collier wrote: > >> On Fri, Sep 09, 2005 at 08:32:10AM -0400, linux-os (Dick Johnson) wrote: >>> I guess you are trying to do a copy_from_user() with a spin-lock >>> being held or the interrupts otherwise disabled. You can ho

Re: 2.6.13: loop ioctl crashes

2005-09-09 Thread linux-os \(Dick Johnson\)
On Fri, 9 Sep 2005, Ian Collier wrote: > On Fri, Sep 09, 2005 at 08:32:10AM -0400, linux-os (Dick Johnson) wrote: >> I guess you are trying to do a copy_from_user() with a spin-lock >> being held or the interrupts otherwise disabled. You can hold >> a semaphore, to prevent somebody else from inte

Re: 2.6.13: loop ioctl crashes

2005-09-09 Thread Ian Collier
On Fri, Sep 09, 2005 at 08:32:10AM -0400, linux-os (Dick Johnson) wrote: > I guess you are trying to do a copy_from_user() with a spin-lock > being held or the interrupts otherwise disabled. You can hold > a semaphore, to prevent somebody else from interfering with > you, but you cannot hold a spin

Re: 2.6.13: loop ioctl crashes

2005-09-09 Thread linux-os \(Dick Johnson\)
On Fri, 9 Sep 2005, Ian Collier wrote: > I'm trying out PPDD from https://retiisi.dyndns.org/~sailus/ppdd/ > because I have some old stuff in that format. However, the crash > seems to occur in code that isn't touched by the PPDD patch. It > happens while I'm trying to set up the loop device -

2.6.13: loop ioctl crashes

2005-09-09 Thread Ian Collier
I'm trying out PPDD from https://retiisi.dyndns.org/~sailus/ppdd/ because I have some old stuff in that format. However, the crash seems to occur in code that isn't touched by the PPDD patch. It happens while I'm trying to set up the loop device - I haven't got as far as actually using it yet. I