Re: [PATCH] Gerd Hoffman's move-vsyscall-into-user-address-rangepatch
From: Linus Torvalds
Date: Mon May 22 2006 - 13:46:07 EST
On Mon, 22 May 2006, Ingo Molnar wrote:
> very much so. Especially for security it's really bad if a feature is
> default-off. I'm quite strongly against such an approach.
It's not bad at all.
It's default-off FOR THE KERNEL.
Make Fedora updates (and RHEL) just turn it on in the rc scripts. So that
it's default ON for those, WHEN IT WORKS.
> is it really a big problem to add "vdso=0" to the long list of
> requirements you need to run a 2.6 kernel on an old distribution (or to
> disable CONFIG_VDSO)? FC1 wasnt even 2.6-ready, it used a 2.4 kernel!
Backwards compatibility is absolutely paramount. Much more important than
just about anything else.
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