Re: Minutes from Feb 21 LSE Call

John Bradford
2003-02-23T21:03:37Z

> >If I didn't know this mattered I wouldn't bother with the barfbags.
> >I just wouldn't deal with it.
>
> Why?
>
> The x86 is a hell of a lot nicer than the ppc32, for example. On the
> x86, you get good performance and you can ignore the design mistakes (ie
> segmentation) by just basically turning them off.

I could be wrong, but I always thought that Sparc, and a lot of other
architectures could mark arbitrary areas of memory, (such as the
stack), as non-executable, whereas x86 only lets you have one
non-executable segment.

John.