On 2020-11-05 22:50, Will Deacon wrote:
On Tue, Nov 03, 2020 at 05:14:44PM +0000, Marc Zyngier wrote:
The only thing that access_amu() does is to inject an UNDEF exception,
so let's rename it to the clearer undef_access(). We'll reuse that
for some other system registers.
Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx>
---
arch/arm64/kvm/sys_regs.c | 28 ++++++++++++++--------------
1 file changed, 14 insertions(+), 14 deletions(-)
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index 61789027b92b..fafaa81bf1f6 100644
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -1038,8 +1038,8 @@ static bool access_pmuserenr(struct kvm_vcpu
*vcpu, struct sys_reg_params *p,
{ SYS_DESC(SYS_PMEVTYPERn_EL0(n)), \
access_pmu_evtyper, reset_unknown, (PMEVTYPER0_EL0 + n), }
-static bool access_amu(struct kvm_vcpu *vcpu, struct sys_reg_params
*p,
- const struct sys_reg_desc *r)
+static bool undef_access(struct kvm_vcpu *vcpu, struct sys_reg_params
*p,
+ const struct sys_reg_desc *r)
{
kvm_inject_undefined(vcpu);
This seems to be identical to trap_ptrauth(). Shall we give it the same
treatment?
Yes. MTE is also doing the same thing, so let's grind them all.
M.
--
Jazz is not dead. It just smells funny...
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