Re: serious performance regression due to NX patch

From: David Mosberger
Date: Fri Jul 16 2004 - 23:38:26 EST


>>>>> On Fri, 16 Jul 2004 18:39:40 -0700 (PDT), Linus Torvalds <torvalds@xxxxxxxx> said:

Linus> No. Using "def_flags" was a mistake for the whole VM_EXEC
Linus> thing. It's not designed for that, and it doesn't work that
Linus> way. I applied the paper-over fix that gets it
Linus> almost-working, but I'm waiting for Ingo to rewrite it by
Linus> just saving the "executable_stack" information at exec time,
Linus> and not playing with def_flags at all.

I'm very happy to hear that.

Thanks,

--david
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