KVM: arm64: pauth: Use ctxt_sys_reg() instead of raw sys_regs access
Now that we have a wrapper for the sysreg accesses, let's use that consistently. Signed-off-by: Marc Zyngier <maz@kernel.org>
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308472c692
Коммит
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@ -364,11 +364,14 @@ static inline bool esr_is_ptrauth_trap(u32 esr)
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return false;
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}
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#define __ptrauth_save_key(regs, key) \
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({ \
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regs[key ## KEYLO_EL1] = read_sysreg_s(SYS_ ## key ## KEYLO_EL1); \
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regs[key ## KEYHI_EL1] = read_sysreg_s(SYS_ ## key ## KEYHI_EL1); \
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})
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#define __ptrauth_save_key(ctxt, key) \
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do { \
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u64 __val; \
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__val = read_sysreg_s(SYS_ ## key ## KEYLO_EL1); \
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ctxt_sys_reg(ctxt, key ## KEYLO_EL1) = __val; \
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__val = read_sysreg_s(SYS_ ## key ## KEYHI_EL1); \
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ctxt_sys_reg(ctxt, key ## KEYHI_EL1) = __val; \
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} while(0)
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static inline bool __hyp_handle_ptrauth(struct kvm_vcpu *vcpu)
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{
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@ -380,11 +383,11 @@ static inline bool __hyp_handle_ptrauth(struct kvm_vcpu *vcpu)
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return false;
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ctxt = &__hyp_this_cpu_ptr(kvm_host_data)->host_ctxt;
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__ptrauth_save_key(ctxt->sys_regs, APIA);
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__ptrauth_save_key(ctxt->sys_regs, APIB);
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__ptrauth_save_key(ctxt->sys_regs, APDA);
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__ptrauth_save_key(ctxt->sys_regs, APDB);
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__ptrauth_save_key(ctxt->sys_regs, APGA);
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__ptrauth_save_key(ctxt, APIA);
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__ptrauth_save_key(ctxt, APIB);
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__ptrauth_save_key(ctxt, APDA);
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__ptrauth_save_key(ctxt, APDB);
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__ptrauth_save_key(ctxt, APGA);
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vcpu_ptrauth_enable(vcpu);
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