[PATCH v2 15/22] KVM: ARM64: Add a helper for CP15 registers reset to specified value
From: Shannon Zhao <hidden>
Date: 2015-09-11 08:55:08
Also in:
kvm, kvmarm
Subsystem:
arm64 port (aarch64 architecture), kernel virtual machine for arm64 (kvm/arm64), the rest · Maintainers:
Catalin Marinas, Will Deacon, Marc Zyngier, Oliver Upton, Linus Torvalds
From: Shannon Zhao <redacted> Signed-off-by: Shannon Zhao <redacted> --- arch/arm64/kvm/sys_regs.h | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/arch/arm64/kvm/sys_regs.h b/arch/arm64/kvm/sys_regs.h
index a0b3811..a476b1b 100644
--- a/arch/arm64/kvm/sys_regs.h
+++ b/arch/arm64/kvm/sys_regs.h@@ -119,6 +119,14 @@ static inline void reset_val(struct kvm_vcpu *vcpu, const struct sys_reg_desc *r vcpu_sys_reg(vcpu, r->reg) = r->val; } +static inline void reset_val_cp15(struct kvm_vcpu *vcpu, + const struct sys_reg_desc *r) +{ + BUG_ON(!r->reg); + BUG_ON(r->reg >= NR_SYS_REGS); + vcpu_cp15(vcpu, r->reg) = r->val; +} + static inline int cmp_sys_reg(const struct sys_reg_desc *i1, const struct sys_reg_desc *i2) {
--
2.0.4