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From: Pavel Machek <pavel@ucw.cz>
To: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [RFC] AT_NO_JUMPS/LOOKUP_NO_JUMPS
Date: Tue, 2 May 2017 21:57:40 +0200	[thread overview]
Message-ID: <20170502195740.GA4427@amd> (raw)
In-Reply-To: <20170319172414.GT29622@ZenIV.linux.org.uk>

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On Sun 2017-03-19 17:24:15, Al Viro wrote:
> 	Bringing back an old conversation - what do you think about the
> potential usefulness of the following ...at() option:
> 	* no mountpoint crossings allowed (mount --bind included)

Returning error or returning the object that should be hidden by the
mount?

I believe the second option would be a bit dangerous...
								Pavel
								
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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  parent reply	other threads:[~2017-05-02 19:57 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-19 17:24 [RFC] AT_NO_JUMPS/LOOKUP_NO_JUMPS Al Viro
2017-03-20  1:46 ` Linus Torvalds
2017-03-20 14:22   ` Omar Sandoval
2017-05-02 19:57 ` Pavel Machek [this message]
2017-05-02 20:49   ` Al Viro

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