if (vcpu->kvm->mm != current->mm)
return -EIO;
-#if defined(CONFIG_S390) || defined(CONFIG_PPC)
+#if defined(CONFIG_S390) || defined(CONFIG_PPC) || defined(CONFIG_MIPS)
/*
* Special cases: vcpu ioctls that are asynchronous to vcpu execution,
* so vcpu_load() would break it.
int r;
int cpu;
- r = kvm_irqfd_init();
- if (r)
- goto out_irqfd;
r = kvm_arch_init(opaque);
if (r)
goto out_fail;
+ /*
+ * kvm_arch_init makes sure there's at most one caller
+ * for architectures that support multiple implementations,
+ * like intel and amd on x86.
+ * kvm_arch_init must be called before kvm_irqfd_init to avoid creating
+ * conflicts in case kvm is already setup for another implementation.
+ */
+ r = kvm_irqfd_init();
+ if (r)
+ goto out_irqfd;
+
if (!zalloc_cpumask_var(&cpus_hardware_enabled, GFP_KERNEL)) {
r = -ENOMEM;
goto out_free_0;
out_free_0a:
free_cpumask_var(cpus_hardware_enabled);
out_free_0:
- kvm_arch_exit();
- out_fail:
kvm_irqfd_exit();
out_irqfd:
+ kvm_arch_exit();
+ out_fail:
return r;
}
EXPORT_SYMBOL_GPL(kvm_init);