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 -