On Tue, Sep 23, 2014 at 10:00:12AM +0200, Paolo Bonzini wrote: > Il 22/09/2014 21:43, Borislav Petkov ha scritto: > >> > On x86_64, kernel text mappings are mapped read-only with > >> > CONFIG_DEBUG_RODATA. > > Hmm, that depends on DEBUG_KERNEL. > > > > I think you're actually talking about distro kernels which enable > > CONFIG_DEBUG_RODATA, right? > > This is for guest kernels, so it's not necessarily distro kernels. > Anyone who compiles their kernel with CONFIG_DEBUG_RODATA + PV spinlocks > would not be able to run it on AMD.
I see. Yeah, so the patch makes sense to me: Acked-by: Borislav Petkov <b...@suse.de> Thanks. -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. -- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/