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[4.9,13/24] ARM: spectre-v2: KVM: invalidate icache on guest exit for Brahma B15

Message ID 20181031135713.2873-14-dave.long@linaro.org
State Superseded
Headers show
Series V4.9 backport of 32-bit arm spectre patches | expand

Commit Message

David Long Oct. 31, 2018, 1:57 p.m. UTC 
From: Russell King <rmk+kernel@armlinux.org.uk>


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>

---
 arch/arm/include/asm/kvm_mmu.h | 1 +
 1 file changed, 1 insertion(+)

-- 
2.17.1
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Patch

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[];