[parted-devel] [PATCH] Detect Ext4 (Parted Alioth #188)

[Bryn M. Reeves]

Jim Meyering wrote:
> Or use a file on an xfs file system as the backing store.
> Here's a 9MB file with apparent size of over 5 exabytes:
> 
>     $ dd if=/dev/zero of=big bs=1M count=1 seek=5T
>     $ du -h --app big
>     5.1E    big
> 
> Using file systems like ext4 and xfs is fine in parted's test
> suite, as long as you're careful to diagnose "missing support"
> failures as "skipped" (not failing) tests.
> 
> The advantage of doing it this way, if it works, is that the test
> doesn't have to be run as root.

I thought since we were talking about loopback devices that this would 
need root access anyway, but XFS is a worthy alternative too that I'd 
not thought of and should be workable on most distros. I guess whichever 
is easier for the test at hand really.

Cheers,
Bryn.