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Date: Wed, 11 Apr 2012 16:55:41 -0700
From: "H. Peter Anvin" <hpa@zytor.com>
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To: Greg Kroah-Hartman <gregkh@linux-foundation.org>
CC: Kay Sievers <kay@vrfy.org>, "Ted Ts'o" <tytso@mit.edu>,
        Alan Cox <alan@lxorguk.ukuu.org.uk>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Al Viro <viro@zeniv.linux.org.uk>,
        Konstantin Khlebnikov <khlebnikov@openvz.org>,
        Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Subject: Re: RFC: deprecating/removing the legacy mode of devpts
References: <4F80892A.7050104@zytor.com> <20120407202056.472d8ad9@pyramind.ukuu.org.uk> <da8cd76d-6116-44a9-a7b3-7a501cb3a8a9@email.android.com> <20120407212705.GD11295@thunk.org> <4F80B9AC.2010103@zytor.com> <CAPXgP12Zp7aHev8Sh=3W0zHA-vZoR9TpTW8c7ep9vTQQQScBPg@mail.gmail.com> <4F81D254.9090000@zytor.com> <CAPXgP10-_kS7VtdWonBhOxKJD2KatB9SznZ_xUUaxBz7-boT2A@mail.gmail.com> <20120411235311.GA11310@kroah.com>
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On 04/11/2012 04:53 PM, Greg Kroah-Hartman wrote:
> 
> That all seems pretty simple.
> 
>>   - get rid of the (rather broken) idea of 'legacy' vs 'non-legacy mode'
>>     mount options in the default setup; I don't think userspace should
>>     ever be required to fiddle with such stuff
> 
> Hm, but if we get rid of them, what about tools that expect them to be
> there?  Just silently ignore them?
> 

Drop the newinstance mount option on the floor; keep recognizing the
ptmxmode mount option but change the default.

	-hpa