Re: Rootfs mounted from user space - problem with umount

[William Lee Irwin III]

On Sat, Nov 29, 2003 at 12:24:31AM -0500, John Zielinski wrote:
> I modified my kernel so that rootfs uses tmpfs (shm) instead of ramfs.  
> I also modified it so that it allows mounting from user space.  My 
> problem is when I try to umount it, umount hangs.  I checked it's 
> proc/#/wchan entry and it's stuck in rwsem_down_write_failed.  Now the 
> strange thing is I can mount it again from another console and then 
> umount it with no problems.  It just hangs the first time.  I know I'm 
> missing something simple but I can't seem to find it.

Could you do a sysrq t and send in a backtrace?


-- wli
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