determining superblock version?

[Emmanuel Florac]

Le Tue, 7 Jun 2016 12:12:21 -0500
Eric Sandeen <sandeen at sandeen.net> écrivait:

> However, -n ftype=1 may still be enabled, and older kernels may have
> an issue with that as well.
> 

Indeed, I've made some tests:


mkfs.xfs -f -m crc=0, -n ftype=1 testxfs 

3.14 kernel: success

3.13 (ubuntu 14.04): success

3.12 : success

3.10 and lower: failure


mkfs.xfs -f -m crc=0 -n ftype=0 testxfs

3.2 (ubuntu 12.04, Debian oldstable): success

2.6.32 : failure

-- 
------------------------------------------------------------------------
Emmanuel Florac     |   Direction technique
                    |   Intellique
                    |	<eflorac at intellique.com>
                    |   +33 1 78 94 84 02
------------------------------------------------------------------------