Re: SCO: "thread creation is about a thousand times faster than on

From: Kai Henningsen (kaih@khms.westfalen.de)
Date: Thu Aug 31 2000 - 17:43:00 EST


torvalds@transmeta.com (Linus Torvalds) wrote on 27.08.00 in <Pine.LNX.4.10.10008272054590.11428-100000@penguin.transmeta.com>:

> On Sun, 27 Aug 2000, Alexander Viro wrote:
> >
> > Linus, there is no need in new mask for execve().
>
> What you're saying is "there are other ways to accomplish this". And I
> kind of agree. I still think the dynamic mask is the preferable option.
>
> > We have two actions:
> > 1. create a VM set up according to the contents of binary
>
> Sure. Another ELF marker, whatever. It would work, and probably cover the
> needs. Especially as "the needs" aren't that big, as this has actually
> never come up except as a theoretical discussion ;).

Just don't forget that some of this unsharing may be necessary for
security reasons. Specifically, when you execve() a suid program, you
probably should automatically unshare everything.

MfG Kai
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