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SubjectRe: Rootfs mounted from user space - problem with umount
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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