Subject: [PATCH 15/26] KVM: arm64: sve: Use __vcpu_sys_reg() instead of raw sys_regs access

From: Marc Zyngier <[email-masked]>
Date: Wed, 22 Apr 2020 13:00:39 +0100

Now that we have a wrapper for the sysreg accesses, let's use that
consistently.

Signed-off-by: Marc Zyngier <[email-masked]>
---
 arch/arm64/kvm/fpsimd.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/arm64/kvm/fpsimd.c b/arch/arm64/kvm/fpsimd.c
index e329a36b2bee5..e503caff14d1e 100644
--- a/arch/arm64/kvm/fpsimd.c
+++ b/arch/arm64/kvm/fpsimd.c
@@ -109,12 +109,10 @@ void kvm_arch_vcpu_put_fp(struct kvm_vcpu *vcpu)
 	local_irq_save(flags);
 
 	if (vcpu->arch.flags & KVM_ARM64_FP_ENABLED) {
-		u64 *guest_zcr = &vcpu->arch.ctxt.sys_regs[ZCR_EL1];
-
 		fpsimd_save_and_flush_cpu_state();
 
 		if (guest_has_sve)
-			*guest_zcr = read_sysreg_s(SYS_ZCR_EL12);
+			__vcpu_sys_reg(vcpu, ZCR_EL1) = read_sysreg_s(SYS_ZCR_EL12);
 	} else if (host_has_sve) {
 		/*
 		 * The FPSIMD/SVE state in the CPU has not been touched, and we
-- 
2.26.1

_______________________________________________
linux-arm-kernel mailing list
[email-masked]
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel