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Re: [RFC] readlink()-related oddities

From David Howells <dhowells@redhat.com>
Newsgroups linux.kernel
Subject Re: [RFC] readlink()-related oddities
Date 2015-11-20 17:30 +0100
Message-ID <qwWJr-1a6-3@gated-at.bofh.it> (permalink)
References <qwWq6-11X-23@gated-at.bofh.it> <qwGOm-7Dg-15@gated-at.bofh.it> <qwQE2-5uX-5@gated-at.bofh.it> <qwWq6-11X-23@gated-at.bofh.it>
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Al Viro <viro@ZenIV.linux.org.uk> wrote:

> All of them?  I see two kinds there - one is magical symlink (recognized
> by contents in afs_iget()), another is this autocell thing, the latter
> having no ->readlink().  Both serve as automount points, don't they?

The "autocell" thing is where you don't have an AFS file of that name and
lookup of that non-existent file as an attempt to mount a destination volume
encoded by the filename.

David
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Thread

[RFC] readlink()-related oddities Al Viro <viro@ZenIV.linux.org.uk> - 2015-11-20 00:30 +0100
  Re: [RFC] readlink()-related oddities Linus Torvalds <torvalds@linux-foundation.org> - 2015-11-20 03:20 +0100
    Re: [RFC] readlink()-related oddities Al Viro <viro@ZenIV.linux.org.uk> - 2015-11-20 04:00 +0100
      Re: [RFC] readlink()-related oddities Linus Torvalds <torvalds@linux-foundation.org> - 2015-11-20 04:10 +0100
        Re: [RFC] readlink()-related oddities Linus Torvalds <torvalds@linux-foundation.org> - 2015-11-20 04:20 +0100
          Re: [RFC] readlink()-related oddities Al Viro <viro@ZenIV.linux.org.uk> - 2015-11-20 04:30 +0100
      Re: [RFC] readlink()-related oddities David Howells <dhowells@redhat.com> - 2015-11-20 11:10 +0100
  Re: [RFC] readlink()-related oddities David Howells <dhowells@redhat.com> - 2015-11-20 11:00 +0100
    Re: [RFC] readlink()-related oddities Al Viro <viro@ZenIV.linux.org.uk> - 2015-11-20 17:10 +0100
      Re: [RFC] readlink()-related oddities David Howells <dhowells@redhat.com> - 2015-11-20 17:30 +0100
    Re: [RFC] readlink()-related oddities Al Viro <viro@ZenIV.linux.org.uk> - 2015-11-20 23:40 +0100

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