Re: [RFC PATCH v11 12/29] KVM: Add KVM_CREATE_GUEST_MEMFD ioctl() for guest-specific backing memory

From: Xiaoyao Li
Date: Fri Jul 21 2023 - 11:06:32 EST


On 7/19/2023 7:44 AM, Sean Christopherson wrote:
@@ -6255,12 +6298,17 @@ int kvm_init(unsigned vcpu_size, unsigned vcpu_align, struct module *module)
if (r)
goto err_async_pf;
+ r = kvm_gmem_init();
+ if (r)
+ goto err_gmem;
+
kvm_chardev_ops.owner = module;
kvm_preempt_ops.sched_in = kvm_sched_in;
kvm_preempt_ops.sched_out = kvm_sched_out;
kvm_init_debug();
+ kvm_gmem_init();

why kvm_gmem_init() needs to be called again? by mistake?