Re: Bind Mount Extensions (RO --bind mounts)

[Sean Neakums]

Olivier ARCHER <olivier.archer@xxxxxxxxx> writes:

> Hi,
> 	I've tried
> http://www.ussg.iu.edu/hypermail/linux/kernel/0309.3/0802.html
> to try the 'Bind Mount Extensions (RO --bind mounts)'
>
> I've applied the patch on 2.4.24 and 2.6.3, without effects, ie
>
> mount -t ext2 -o ro /dev/hdc7 /mnt/ro
> mount --bind -o rw /mnt/ro /mnt/ro2rw
> touch  /mnt/ro2rw/test
> touch: connot touch '/mnt/ro2rw/test': Read Only file system
>
> have I miss something ?

As far as I can tell, you have it backwards.  BME seems to be designed
to enable you to do ro binds of an rw FS, not an rw bind of an ro FS.

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