arm: KVM: Do not use stack-protector to compile HYP code

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commit 501ad27c67 upstream.

We like living dangerously. Nothing explicitely forbids stack-protector
to be used in the HYP code, while distributions routinely compile their
kernel with it. We're just lucky that no code actually triggers the
instrumentation.

Let's not try our luck for much longer, and disable stack-protector
for code living at HYP.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Christoffer Dall <cdall@linaro.org>
Signed-off-by: Christoffer Dall <cdall@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Marc Zyngier 2017-05-02 14:30:38 +01:00 • committed by Greg Kroah-Hartman

parent d0fb4b7d00

commit 0ba7e8e341

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arch/arm/kvm/hyp/Makefile

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