From: Russell King <rmk+kernel@armlinux.org.uk>
Date: Wed, 7 Nov 2018 16:43:51 +0000 (-0500)
Subject: ARM: spectre-v2: KVM: invalidate icache on guest exit for Brahma B15
X-Git-Tag: v4.9.139~12
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=10c7b397cf5d35bdaf8a99a0e0dc4f02fdd05118;p=platform%2Fkernel%2Flinux-amlogic.git

ARM: spectre-v2: KVM: invalidate icache on guest exit for Brahma B15

Commit 3c908e16396d130608e831b7fac4b167a2ede6ba upstream.

Include Brahma B15 in the Spectre v2 KVM workarounds.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Boot-tested-by: Tony Lindgren <tony@atomide.com>
Reviewed-by: Tony Lindgren <tony@atomide.com>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: David A. Long <dave.long@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/arch/arm/include/asm/kvm_mmu.h b/arch/arm/include/asm/kvm_mmu.h
index 3ad2c44f4137..d26395754b56 100644
--- a/arch/arm/include/asm/kvm_mmu.h
+++ b/arch/arm/include/asm/kvm_mmu.h
@@ -257,6 +257,7 @@ static inline void *kvm_get_hyp_vector(void)
 		return kvm_ksym_ref(__kvm_hyp_vector_bp_inv);
 	}
 
+	case ARM_CPU_PART_BRAHMA_B15:
 	case ARM_CPU_PART_CORTEX_A15:
 	{
 		extern char __kvm_hyp_vector_ic_inv[];