[Gd-chatter] [Bug 6998] correctness of callback functions on OSX

[bugzilla-daemon at gwydiondylan.org]

http://www.gwydiondylan.org/cgi-bin/bugzilla/show_bug.cgi?id=6998





------- Comment #9 from gd-bugs at chris-page.org  2007-01-09 05:05 -------
(In reply to comment #5)
> MakeDataExecutable() does more than just flush the cache, it marks the page(s)
> executable, which I assume is still necessary even with Intel hardware.

I could be wrong. I can't find documentation covering this detail. It may only
flush caches and the OS may instead allow most (non-stack) pages to be
executable by default.

(In reply to comment #7)
> My understanding is that Windows XP SP 2 already does this on capable (recent)
> hardware.  I'm surprised Mac OS X doesn't...

You know that it doesn't, or are you saying you *would be* surprised if it
didn't?


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