fs change on read-only mount

[Christoph Hellwig]

On Thu, Aug 13, 2009 at 03:47:08PM +0200, Bgs wrote:
> 
>  Thanks for the fast answer.
> 
> So the following scenarios should be ok:
> 
> 1) Normal boot (no crash, previous mount was ro as well, journal empty)
> -> mount ro from the beginning => partition hash stays the same
> 
> 2) Mount rw at any point -> make changes -> remount ro -> sync -> create
>  new hash -> next boot with ro mount has this new hash.

Yes.