Re: [PATCH 0/6] Extended file stat system call

"J. Bruce Fields" <[email protected]>
Newsgroups gmane.comp.file-systems.ext4,gmane.linux.file-systems,gmane.linux.nfs,gmane.linux.kernel.cifs,gmane.network.samba.internals,gmane.comp.emulators.wine.devel,gmane.comp.kde.devel.kfm,gmane.comp.gnome.nautilus,gmane.linux.kernel.api
Message-ID <[email protected]>
On Fri, Apr 27, 2012 at 11:13:06PM +1000, Dave Chinner wrote:
> Right now it is, but there's ben patches in the past to introduce
> project quotas to ext4. That didn't go far because it was done in a
> way that was semantically different to XFS (for no reason that I
> could understand) and nobody wanted two different sets of semantics
> for the "same" feature.  The most common use of project quotas is to
> implement sub-tree quotas,

(Though it's also useful as a way to do safe subtree NFS exports).

--b.

> which is probably of more interest to
> btrfs folks as it is an exact match for per-subvolume quotas.
> 
> So, yes, I do see it as something generically useful - it's a
> feature that a lot of people use XFS specifically for....
> 
> Cheers,
> 
> Dave.
> -- 
> Dave Chinner
> [email protected]
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