Re: [PATCH] x86: make SMP locks handling interact properly with CONFIG_DEBUG_RODATA (2nd try)

From: Andi Kleen
Date: Wed Jul 04 2007 - 12:16:17 EST


On Wednesday 04 July 2007 17:41:39 Jeremy Fitzhardinge wrote:
> Jan Beulich wrote:
> > Instead of suppressing the change of .text to become readonly, make
> > the SMP locks patching code properly adjust/restore the page access
> > rights.
> >
>
> I guess we'll need to do the same thing for paravirt_ops patching?

Not if the patching happens early enough at boot. That's true for Xen
and lguest, but I'm not sure about VMI

-Andi

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