[Info-vax] Continued development of PDP-10 architecture [was Re: Hard links

[Arne Vajhøj]

On 8/3/2023 4:13 PM, John Dallman wrote:
> In article <uagvj1$b7r$1 at news.misty.com>, bqt at softjar.se (Johnny
> Billquist) wrote:
>> On 2023-08-03 14:10, Simon Clubley wrote:
>>> I still wish Prism had become a thing. That would have changed a
>>> lot of things and (IMHO) for the better, both at hardware and
>>> especially software level.
>>
>> Weren't bits of Prism reused in Alpha? Or am I mixing it up with
>> something else now?
> 
> Bits of the hardware design, yes. The OS design was abandoned by DEC; the
> concept re-appeared in Windows NT's subsystem architecture, but over time,
> only the Windows subsystem has survived.

The POSIX sub system / SFU / WSL 1 is no more.

The OS/2 subsystem is long gone.

But what about the security subsystem?

Arne