Re: BUG-lockdep and freeze (was: Arrr! Linux 2.6.18)

From: Linus Torvalds
Date: Sat Sep 30 2006 - 18:55:41 EST

On Sun, 1 Oct 2006, Andi Kleen wrote:
> No, it's not. On x86-64 it can be three or more stacks nested in
> complicated ways (process stack, interrupt stack, exception stack)
> The exception stack can happen multiple times.

And you don't think that's true on x86?

Read the x86 code. Please. The one _before_ you added unwinding.

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