[TUHS] PDP-11/70 SPL (was: Early non-Unix filesystems?)

Dave Horsfall dave at horsfall.org
Mon Mar 28 06:03:13 AEST 2016

On Sun, 27 Mar 2016, Noel Chiappa wrote:

>     > why SPL should work that way.
> So that when doing:
> 	SPL	0
> you don't lose by having the interrupt happen between the SPL and the WAIT?

That makes sense, and someone forgot to document it...

Dave Horsfall DTM (VK2KFU)  "Those who don't understand security will suffer."

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