2022-09-13 09:52:34

by Oliver Upton

[permalink] [raw]
Subject: [PATCH v3 4/7] KVM: arm64: Spin off helper for calling visibility hook

No functional change intended.

Reviewed-by: Reiji Watanabe <[email protected]>
Signed-off-by: Oliver Upton <[email protected]>
---
arch/arm64/kvm/sys_regs.h | 19 +++++++++++--------
1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/arch/arm64/kvm/sys_regs.h b/arch/arm64/kvm/sys_regs.h
index a8c4cc32eb9a..e78b51059622 100644
--- a/arch/arm64/kvm/sys_regs.h
+++ b/arch/arm64/kvm/sys_regs.h
@@ -136,22 +136,25 @@ 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 bool sysreg_hidden(const struct kvm_vcpu *vcpu,
- const struct sys_reg_desc *r)
+static inline unsigned int sysreg_visibility(const struct kvm_vcpu *vcpu,
+ const struct sys_reg_desc *r)
{
if (likely(!r->visibility))
- return false;
+ return 0;

- return r->visibility(vcpu, r) & REG_HIDDEN;
+ return r->visibility(vcpu, r);
+}
+
+static inline bool sysreg_hidden(const struct kvm_vcpu *vcpu,
+ const struct sys_reg_desc *r)
+{
+ return sysreg_visibility(vcpu, r) & REG_HIDDEN;
}

static inline bool sysreg_visible_as_raz(const struct kvm_vcpu *vcpu,
const struct sys_reg_desc *r)
{
- if (likely(!r->visibility))
- return false;
-
- return r->visibility(vcpu, r) & REG_RAZ;
+ return sysreg_visibility(vcpu, r) & REG_RAZ;
}

static inline int cmp_sys_reg(const struct sys_reg_desc *i1,
--
2.37.2.789.g6183377224-goog