remount problem - device busy

[Victor Balada Diaz]

On Thu, Nov 30, 2006 at 11:14:53PM +0100, Vladimir Mitiouchev wrote:
> On 11/30/06, Victor Balada Diaz <victor at xxxxxxxxx> wrote:
> >I can't reproduce it, i remount the filesystems
> >as ro and then as rw
> >without problems. Can you reproduce the problem
> >at will? if yes, could
> >you say exactly how are you doing it?
> Interesting - when i umount fs i'm able to mount it rw. I can't
> remount rw mounted partition. Try this:
> Mount /a ro on boot, i mean set read-only in fstab
> Same with /a/b and /a/c.
> Try to remount /a/b rw with mount -rw /a/b.
> No processes in /a/b, no open files.

Could you try running mount -u -o rw /a/b ?

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