As promised, let's move SPSR_EL1 to the VNCR page. Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx> --- arch/arm64/include/asm/kvm_emulate.h | 4 ++-- arch/arm64/include/asm/kvm_host.h | 2 +- arch/arm64/kvm/guest.c | 2 +- arch/arm64/kvm/hyp/sysreg-sr.c | 4 ++-- arch/arm64/kvm/regmap.c | 4 ++-- arch/arm64/kvm/sys_regs.c | 4 ++-- 6 files changed, 10 insertions(+), 10 deletions(-) diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h index eed8bd48e60c..6df684e1790e 100644 --- a/arch/arm64/include/asm/kvm_emulate.h +++ b/arch/arm64/include/asm/kvm_emulate.h @@ -327,7 +327,7 @@ static inline unsigned long vcpu_read_spsr(const struct kvm_vcpu *vcpu) if (vcpu->arch.sysregs_loaded_on_cpu) return read_sysreg_el1(SYS_SPSR); else - return vcpu->arch.ctxt.spsr_el1; + return __vcpu_sys_reg(vcpu, SPSR_EL1); } static inline void vcpu_write_spsr(struct kvm_vcpu *vcpu, unsigned long v) @@ -345,7 +345,7 @@ static inline void vcpu_write_spsr(struct kvm_vcpu *vcpu, unsigned long v) if (vcpu->arch.sysregs_loaded_on_cpu) write_sysreg_el1(v, SYS_SPSR); else - vcpu->arch.ctxt.spsr_el1 = v; + __vcpu_sys_reg(vcpu, SPSR_EL1) = v; } /* diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 111597123c17..657c2c5d1a39 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -266,6 +266,7 @@ enum vcpu_sysreg { VNCR(MDSCR_EL1),/* Monitor Debug System Control Register */ VNCR(ELR_EL1), VNCR(SP_EL1), + VNCR(SPSR_EL1), VNCR(VPIDR_EL2),/* Virtualization Processor ID Register */ VNCR(VMPIDR_EL2),/* Virtualization Multiprocessor ID Register */ VNCR(HCR_EL2), /* Hypervisor Configuration Register */ @@ -336,7 +337,6 @@ enum vcpu_sysreg { struct kvm_cpu_context { struct user_pt_regs regs; /* sp = sp_el0 */ - u64 spsr_el1; /* aka spsr_svc */ u64 spsr_abt; u64 spsr_und; u64 spsr_irq; diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c index 9710fe55c5dd..e295368a13f2 100644 --- a/arch/arm64/kvm/guest.c +++ b/arch/arm64/kvm/guest.c @@ -131,7 +131,7 @@ static void *core_reg_addr(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) return __vcpu_elr_el1(vcpu); case KVM_REG_ARM_CORE_REG(spsr[KVM_SPSR_EL1]): - return &vcpu->arch.ctxt.spsr_el1; + return __ctxt_sys_reg(&vcpu->arch.ctxt, SPSR_EL1); case KVM_REG_ARM_CORE_REG(spsr[KVM_SPSR_ABT]): return &vcpu->arch.ctxt.spsr_abt; diff --git a/arch/arm64/kvm/hyp/sysreg-sr.c b/arch/arm64/kvm/hyp/sysreg-sr.c index b009afd87322..eaf78e9b3238 100644 --- a/arch/arm64/kvm/hyp/sysreg-sr.c +++ b/arch/arm64/kvm/hyp/sysreg-sr.c @@ -60,7 +60,7 @@ static void __hyp_text __sysreg_save_vel1_state(struct kvm_cpu_context *ctxt) ctxt_sys_reg(ctxt, SP_EL1) = read_sysreg(sp_el1); ctxt_sys_reg(ctxt, ELR_EL1) = read_sysreg_el1(SYS_ELR); - ctxt->spsr_el1 = read_sysreg_el1(SYS_SPSR); + ctxt_sys_reg(ctxt, SPSR_EL1) = read_sysreg_el1(SYS_SPSR); } static void __sysreg_save_vel2_state(struct kvm_cpu_context *ctxt) @@ -325,7 +325,7 @@ static void __hyp_text __sysreg_restore_vel1_state(struct kvm_cpu_context *ctxt) write_sysreg(ctxt_sys_reg(ctxt, SP_EL1), sp_el1); write_sysreg_el1(ctxt_sys_reg(ctxt, ELR_EL1), SYS_ELR); - write_sysreg_el1(ctxt->spsr_el1, SYS_SPSR); + write_sysreg_el1(ctxt_sys_reg(ctxt, SPSR_EL1), SYS_SPSR); } static void __hyp_text __sysreg_restore_el1_state(struct kvm_cpu_context *ctxt) diff --git a/arch/arm64/kvm/regmap.c b/arch/arm64/kvm/regmap.c index 97c110810527..accc1d5fba61 100644 --- a/arch/arm64/kvm/regmap.c +++ b/arch/arm64/kvm/regmap.c @@ -150,7 +150,7 @@ unsigned long vcpu_read_spsr32(const struct kvm_vcpu *vcpu) if (!vcpu->arch.sysregs_loaded_on_cpu) { switch (spsr_idx) { case KVM_SPSR_SVC: - return vcpu->arch.ctxt.spsr_el1; + return __vcpu_sys_reg(vcpu, SPSR_EL1); case KVM_SPSR_ABT: return vcpu->arch.ctxt.spsr_abt; case KVM_SPSR_UND: @@ -185,7 +185,7 @@ void vcpu_write_spsr32(struct kvm_vcpu *vcpu, unsigned long v) if (!vcpu->arch.sysregs_loaded_on_cpu) { switch (spsr_idx) { case KVM_SPSR_SVC: - vcpu->arch.ctxt.spsr_el1 = v; + __vcpu_sys_reg(vcpu, SPSR_EL1) = v; break; case KVM_SPSR_ABT: vcpu->arch.ctxt.spsr_abt = v; diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 0d3500a11c50..f20f5975633f 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -1850,9 +1850,9 @@ static bool access_spsr(struct kvm_vcpu *vcpu, return false; if (p->is_write) - vcpu->arch.ctxt.spsr_el1 = p->regval; + __vcpu_sys_reg(vcpu, SPSR_EL1) = p->regval; else - p->regval = vcpu->arch.ctxt.spsr_el1; + p->regval = __vcpu_sys_reg(vcpu, SPSR_EL1); return true; } -- 2.20.1 _______________________________________________ kvmarm mailing list kvmarm@xxxxxxxxxxxxxxxxxxxxx https://lists.cs.columbia.edu/mailman/listinfo/kvmarm