mount options for jffs2

[Folkert van Heusden]

>> While hunting a database (SQLite) corruption issue (on jffs2) I
>> noticed that mount not only accepts barier=1 and data=journal but
>> test123 and test456 as well.
>
> This could rather be a bug in busybox (assuming you use it), which does not
> verify the various mount options provided. For instance, one also do the
> following: mount -o remount,rz / without getting an error from busybox's
> mount.

Ah ok.
And do you know which options are supported?