linux-ext4 - Re: [PATCH v8 00/41] Richacls

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Message-ID: <20151007075053.GA8660@infradead.org>
Date:	Wed, 7 Oct 2015 00:50:54 -0700
From:	Christoph Hellwig <hch@...radead.org>
To:	Andreas Dilger <adilger@...ger.ca>
Cc:	Andreas Gruenbacher <agruenba@...hat.com>,
	Christoph Hellwig <hch@...radead.org>,
	Austin S Hemmelgarn <ahferroin7@...il.com>,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Theodore Ts'o <tytso@....edu>,
	"J. Bruce Fields" <bfields@...ldses.org>,
	Jeff Layton <jlayton@...chiereds.net>,
	Trond Myklebust <trond.myklebust@...marydata.com>,
	Anna Schumaker <anna.schumaker@...app.com>,
	linux-ext4 <linux-ext4@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	linux-nfs@...r.kernel.org, Linux API <linux-api@...r.kernel.org>
Subject: Re: [PATCH v8 00/41] Richacls

On Tue, Oct 06, 2015 at 02:26:09PM -0600, Andreas Dilger wrote:
> And any disk filesystems that have their own non-POSIX ACLs, such as HFS, NTFS, ZFS would presumably also need to map the in-kernel Richacl format to their on-disk format.

No, we did this mistake with Posix ACLs, and we're not going to repeat
it here.  Filesystems with their own slightly different ACLs must not
reuse the interface.
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