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[173.48.42.254]) by smtp.gmail.com with ESMTPSA id p56sm9315165qtp.81.2019.09.30.20.25.18 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 30 Sep 2019 20:25:19 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (1.0) From: Clem cole X-Mailer: iPhone Mail (16G102) In-Reply-To: Date: Mon, 30 Sep 2019 23:25:14 -0400 Content-Transfer-Encoding: quoted-printable Message-Id: <7D53B9FD-7368-420F-979D-06F841A1D5D6@ccc.com> References: To: reed@reedmedia.net Subject: Re: [TUHS] Leaked patches... v6 to v6.5 X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: The Eunuchs Hysterical Society Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" Right. That=E2=80=99s the V6 diff tape. I=E2=80=99m not sure where the sto= ry of it coming from Lou comes from (I=E2=80=99ve never heard that before to= be honest). But the source for many of us was Kens trip to CA and the sto= p to see Chesson at U of I. =20 I don=E2=80=99t remember who gave it to us at CMU at the time but like copie= s of the Lions book there was an active underground in those days. =20 Sent from my PDP-7 Running UNIX V0 expect things to be almost but not quite.= =20 > On Sep 30, 2019, at 10:54 PM, reed@reedmedia.net wrote: >=20 >> On Mon, 30 Sep 2019, Warner Losh wrote: >>=20 >> Ok. I know there was never a v6.5... officially. But there are several >> references to that in different bits of the early user group news letters= . >> This refers to v6 plus all the patches that "leaked" out of bell Labs via= >> udel and Lou Katz. >> My question?is,? have they survived? The story sure has, but I didn't fin= d them >> in the archive..? >=20 > I think these are the same as what went other places too. >=20 > See=20 > Archive/Applications/Spencer_Tapes/unsw3.tar.gz > unsw3/usr/sys/v6unix/ directory. > has annotated changes and a diff >=20 > (following from my writings...) >=20 > In preparation to his year sabbatical, Thompson put together a Unix=20 > system to take. ``Since it was almost a release, I made a `diff' with=20 > V6. On the way to Berkeley, I stopped by Urbana-Champaign ... I left the=20= > `diff' tape there and ... [said] I wouldn't mind it if it got=20 > around.''\cite{salus2008} >=20 > At the University of Illinois at Chicago Circle, research assistant Mike=20= > O'Brien got a copy of the single-file diff (from Thompson directly). Its=20= > main purpose was to keep the Bell Labs systems from crashing. O'Brien=20 > went through it, diff by diff, and annotated it so others would have=20 > some idea of what it was what and whether they were=20 > useful.\cite{mikeobrien1} >=20 > ... >=20 > By the end of the summer, Haley and Joy began to explore the kernel=20 > internals. With Schriebman's observance, they installed the fixes=20 > and improvements provided on the ``fifty changes'' tape from Bell Labs. =20= > As they learned to maneuver through the kernel code, they suggested=20 > several small enhancements to streamline certain=20 > bottlenecks.\cite{mckusick85} >=20