From: "Theodore Ts'o" <tytso@mit.edu>
To: Emmanuel Colbus <ecolbus@manux.info>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [RFC][6/11][MANUX] Kernel compatibility : directory hardlinks
Date: Tue, 15 Apr 2014 16:06:29 -0400 [thread overview]
Message-ID: <20140415200629.GI4456@thunk.org> (raw)
In-Reply-To: <534D3765.4090403@manux.info>
On Tue, Apr 15, 2014 at 03:43:01PM +0200, Emmanuel Colbus wrote:
> Now for something that has to do both with syscalls and filesystems...
>
> My operating system relies heavily upon hardlinks, and, amongst others,
> directory hardlinks. (Yes, that's what my ext2l partitions are for. Not
> only, but this is part of it).
>
> To allow distinguishing them from true directories, I've introduced a
> value S_IFDHL equal to 0130000, both for the file mode in stat(2) and
> for the type_entry field in the dirent structure, in getdents64(2).
Not without more information about what the value means, and what it
would be used for. See my previous comments about why reserving code
points for random personal projects is not a something which is at all
scalable.
- Ted
next prev parent reply other threads:[~2014-04-15 20:06 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-15 13:43 [RFC][6/11][MANUX] Kernel compatibility : directory hardlinks Emmanuel Colbus
2014-04-15 20:06 ` Theodore Ts'o [this message]
2014-04-15 20:53 ` Emmanuel Colbus
2014-04-15 22:01 ` Theodore Ts'o
2014-04-15 23:12 ` Emmanuel Colbus
2014-04-15 23:34 ` Theodore Ts'o
2014-04-16 2:14 ` Emmanuel Colbus
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