Subject: Real vfork() (was: third results)
To: Chris G. Demetriou <cgd@pa.dec.com>
From: None <jiho@postal.c-zone.net>
List: tech-kern
Date: 04/04/1998 19:59:48
On 04-Apr-98 Chris G. Demetriou wrote:

>> But I don't see anything about it in CHANGES for -current (as of yesterday).
>
> CHANGES says about vfork():
>
>        new vfork(2) implementation that has old 3BSD semantics, i.e.
>                address space is shared _and_ parent is blocked.  This
>                results in a fairly noticeable performance improvement
>                in some situations.  [thorpej 980103]
>
> That's all it needs to say.

Well, I meant there was nothing about related user program changes.

> CHANGES isn't a list of every single change to the system.  It's a
> summary of "significant changes."

I think it's generally significant if there are programs that needed revision
to work right with a revised system call.

> If you want a list of every single change to the system, read the
> source-changes mailing list.

I have now searched through the archive -- back to October 1, 1997 -- and have
a complete list of changes, including (a very few) important user programs.


--Jim Howard  <jiho@mail.c-zone.net>


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Date: 04-Apr-98
Time: 19:59:49

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