}
NOKPROBE_SYMBOL(__deactivate_traps);
+/*
+ * Disable IRQs in {activate,deactivate}_traps_vhe_{load,put}() to
+ * prevent a race condition between context switching of PMUSERENR_EL0
+ * in __{activate,deactivate}_traps_common() and IPIs that attempts to
+ * update PMUSERENR_EL0. See also kvm_set_pmuserenr().
+ */
void activate_traps_vhe_load(struct kvm_vcpu *vcpu)
{
+ unsigned long flags;
+
+ local_irq_save(flags);
__activate_traps_common(vcpu);
+ local_irq_restore(flags);
}
void deactivate_traps_vhe_put(struct kvm_vcpu *vcpu)
{
+ unsigned long flags;
+
+ local_irq_save(flags);
__deactivate_traps_common(vcpu);
+ local_irq_restore(flags);
}
static const exit_handler_fn hyp_exit_handlers[] = {
[ESR_ELx_EC_FP_ASIMD] = kvm_hyp_handle_fpsimd,
[ESR_ELx_EC_IABT_LOW] = kvm_hyp_handle_iabt_low,
[ESR_ELx_EC_DABT_LOW] = kvm_hyp_handle_dabt_low,
+ [ESR_ELx_EC_WATCHPT_LOW] = kvm_hyp_handle_watchpt_low,
[ESR_ELx_EC_PAC] = kvm_hyp_handle_ptrauth,
};