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SubjectRe: RFC: deprecating/removing the legacy mode of devpts
On 04/11/2012 08:04 PM, Al Viro wrote:
> On Wed, Apr 11, 2012 at 07:48:44PM -0700, H. Peter Anvin wrote:
>> The symlink support is at least 3 years old, probably more.
>
> DEVPTS_MULTIPLE_INSTANCES wasn't anywhere near mandatory all that time...
> Kernel upgrade procedure that starts with "build the old kernel with
> that option enabled, boot it, replace /dev/ptmx with a symlink, then
> never try to boot earlier kernel images. Now you can safely upgrade
> to current kernel" is the recipe for massive self-LARTs (and resulting
> pitchfork crowds).

Sounds like the first thing we need to do is to remove the
CONFIG_DEVPTS_MULTIPLE_INSTANCES=n code.

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.



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