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[v3,13/24] KVM: arm64: Add PIR{,E0}_EL2 to the sysreg arrays

Message ID 20240911135151.401193-14-maz@kernel.org (mailing list archive)
State New, archived
Headers show
Series KVM: arm64: Add EL2 support to FEAT_S1PIE | expand

Commit Message

Marc Zyngier Sept. 11, 2024, 1:51 p.m. UTC 
Add the FEAT_S1PIE EL2 registers to the per-vcpu sysreg register
array.

Signed-off-by: Marc Zyngier <maz@kernel.org>
---
 arch/arm64/include/asm/kvm_host.h | 2 ++
 arch/arm64/kvm/sys_regs.c         | 2 ++
 2 files changed, 4 insertions(+)
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Patch

diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index fac6c458afc79..34318842bd2da 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -465,6 +465,8 @@  enum vcpu_sysreg {
 	TTBR0_EL2,	/* Translation Table Base Register 0 (EL2) */
 	TTBR1_EL2,	/* Translation Table Base Register 1 (EL2) */
 	TCR_EL2,	/* Translation Control Register (EL2) */
+	PIRE0_EL2,	/* Permission Indirection Register 0 (EL2) */
+	PIR_EL2,	/* Permission Indirection Register 1 (EL2) */
 	SPSR_EL2,	/* EL2 saved program status register */
 	ELR_EL2,	/* EL2 exception link register */
 	AFSR0_EL2,	/* Auxiliary Fault Status Register 0 (EL2) */
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index 886ff9557d14c..c109f9c8c5c64 100644
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -127,6 +127,8 @@  static bool get_el2_to_el1_mapping(unsigned int reg,
 		MAPPED_EL2_SYSREG(FAR_EL2,     FAR_EL1,     NULL	     );
 		MAPPED_EL2_SYSREG(MAIR_EL2,    MAIR_EL1,    NULL	     );
 		MAPPED_EL2_SYSREG(TCR2_EL2,    TCR2_EL1,    NULL	     );
+		MAPPED_EL2_SYSREG(PIR_EL2,     PIR_EL1,     NULL	     );
+		MAPPED_EL2_SYSREG(PIRE0_EL2,   PIRE0_EL1,   NULL	     );
 		MAPPED_EL2_SYSREG(AMAIR_EL2,   AMAIR_EL1,   NULL	     );
 		MAPPED_EL2_SYSREG(ELR_EL2,     ELR_EL1,	    NULL	     );
 		MAPPED_EL2_SYSREG(SPSR_EL2,    SPSR_EL1,    NULL	     );