Re: semantics of read-only mount

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On Tue, Jan 06, 2009 at 02:43:25PM +0100, Karel Zak wrote:
> >        -r     Mount the file system read-only. A synonym is -o ro. Note that,
> >               depending on the filesystem type, state and kernel behavior,
> >               the system may still write to the device. For example, Ext3
> >               will replay its journal if the filesystem is dirty. To prevent
> >               this kind of write access, you may want to map the device
> >               through a read-only loop device, see command losetup.
> 
>  Applied, thanks.

No need to use a loop device, just do a blockdev --setro.

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