Ext3 instead of Ext4

[Amedee Van Gasse]

On 07-03-10 09:51, Nils Kassube wrote:
> Dotan Cohen wrote:
>>   The only reason that I could fathom that they said that is
>>   because there is a Windows ext3 driver, so if you want to access the
>>   Linux partition from Windows you'd need ext3. However, the ext3
>>   driver would probably work for reading from ext4 as well, as
>>   backward compatibility was a design goal.
>
> But the backward compatibility seems to be limited. From
> <http://en.wikipedia.org/wiki/Ext4>:
>
> | The ext3 file system is partially forward compatible with ext4, that
> | is, an ext4 filesystem can be mounted as an ext3 partition (using
> | "ext3" as the filesystem type when mounting). However, if the ext4
> | partition uses extents (a major new feature of ext4), then the ability
> | to mount the file system as ext3 is lost.
>
> Therefore I'm not so sure an ext4 partition could be used with the
> Windows ext3 driver.
>
>
> Nils
>
Wheee, two independent and identical responses in less than 30 minutes, 
isn't this list great? ;-)