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-rw-r--r--arch/arm64/kvm/sys_regs.c9
-rw-r--r--arch/arm64/kvm/sys_regs.h18
2 files changed, 9 insertions, 18 deletions
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index d343c0febdd6..20f90c01af33 100644
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -55,6 +55,15 @@
* 64bit interface.
*/
+static bool read_from_write_only(struct kvm_vcpu *vcpu,
+ const struct sys_reg_params *params)
+{
+ WARN_ONCE(1, "Unexpected sys_reg read to write-only register\n");
+ print_sys_reg_instr(params);
+ kvm_inject_undefined(vcpu);
+ return false;
+}
+
/* 3 bits per cache level, as per CLIDR, but non-existent caches always 0 */
static u32 cache_levels;
diff --git a/arch/arm64/kvm/sys_regs.h b/arch/arm64/kvm/sys_regs.h
index 9c6ffd0f0196..638f724e45af 100644
--- a/arch/arm64/kvm/sys_regs.h
+++ b/arch/arm64/kvm/sys_regs.h
@@ -83,24 +83,6 @@ static inline bool read_zero(struct kvm_vcpu *vcpu,
return true;
}
-static inline bool write_to_read_only(struct kvm_vcpu *vcpu,
- const struct sys_reg_params *params)
-{
- kvm_debug("sys_reg write to read-only register at: %lx\n",
- *vcpu_pc(vcpu));
- print_sys_reg_instr(params);
- return false;
-}
-
-static inline bool read_from_write_only(struct kvm_vcpu *vcpu,
- const struct sys_reg_params *params)
-{
- kvm_debug("sys_reg read to write-only register at: %lx\n",
- *vcpu_pc(vcpu));
- print_sys_reg_instr(params);
- return false;
-}
-
/* Reset functions */
static inline void reset_unknown(struct kvm_vcpu *vcpu,
const struct sys_reg_desc *r)