From mboxrd@z Thu Jan  1 00:00:00 1970
From: "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: "Use bind instead of nfs if host is localhost" feature
 is broken? removed?
Date: Tue, 15 Mar 2011 16:27:14 -0700
Message-ID: <4D7FF5D2.3080107@zytor.com>
References: <20110310235943.GA19588@mrv.com> <1299979935.2906.5.camel@perseus>
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To: Ian Kent <raven@themaw.net>
Cc: Nye Liu <nyet@mrv.com>, autofs@linux.kernel.org

On 03/12/2011 05:32 PM, Ian Kent wrote:
> On Thu, 2011-03-10 at 15:59 -0800, Nye Liu wrote:
>> I have been relying on the behavior that
>>
>> foo	host:/export/foo
>>
>> uses 'bind' if host is localhost, and 'nfs' otherwise...
>>
>> i.e. if i am on the machine "host", /export/foo is mounted on /mnt/foo using
>> bind, but if i am not on "host", host:/export/foo is mounted on /mnt/foo
>> using nfs.
>>
>> But the latest version of autofs no longer does that.
> 
> What latest version?
> 

I believe this is related to a change in the network layer in Linux,
which breaks the localhost test not just for autofs but for almost any
application which uses the same, portable technique for determining the
localness of a host address.

	-hpa