linux-kernel - Re: O_NOLINK for open()

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Message-ID: <Pine.LNX.4.58.0709141106160.2496@be1.lrz>
Date:	Fri, 14 Sep 2007 11:07:37 +0200 (CEST)
From:	Bodo Eggert <7eggert@....de>
To:	Jan Kara <jack@...e.cz>
cc:	Bodo Eggert <7eggert@....de>, Brent Casavant <bcasavan@....com>,
	linux-kernel@...r.kernel.org
Subject: Re: O_NOLINK for open()

On Thu, 13 Sep 2007, Jan Kara wrote:

> > > However, it occurs to me that this problem goes away if there were
> > > a method create a file in an unlinked state to begin with.  However
> > > there does not appear to be any such mechanism in Linux's open()
> > > interface.
> > 
> > Having no window for creating stale temp files is nice to have. We only
> > need a clever fool to implement it.-) But since it's hard to get killed
> > just in the right moment for having a stale temp file, there is very low
> > interest for this feature.

>   I don't think this is a problem. The file is simply created with link
> count 0. As soon as the process closes the file, it gets deleted. So
> there would be no stale files... Or did you mean anything else?

This feature does, AFAIK, not yet exist. Therefore we'd need a code monkey.
-- 
Top 100 things you don't want the sysadmin to say:
42. Hey Fred, did you save that posting about restoring filesystems
    with vi and a toothpick?  More importantly, did you print it out?
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