Add vCPU hard pinning

client/v3/v3_structs.go

@@ -286,6 +286,9 @@ type VMResources struct {
 	// Indicates whether to passthrough the host’s CPU features to the guest. Enabling this will disable live migration of the VM.
 	EnableCPUPassthrough *bool `json:"enable_cpu_passthrough,omitempty" mapstructure:"enable_cpu_passthrough,omitempty"`
 
+	// Indicates whether a VMs cores are getting pinned on either CPU1, CPU2, CPU3 or CPU4. By default, the Linux Scheduler in AHV will pin all cores wherever they are best available.
+	EnableCPUPinning *bool `json:"is_vcpu_hard_pinned,omitempty" mapstructure:"is_vcpu_hard_pinned,omitempty"`
+
 	// Information regarding vNUMA configuration.
 	VMVnumaConfig *VMVnumaConfig `json:"vnuma_config,omitempty" mapstructure:"vnuma_config,omitempty"`
 
@@ -516,6 +519,9 @@ type VMResourcesDefStatus struct {
 	// Indicates whether to passthrough the host’s CPU features to the guest. Enabling this will disable live migration of the VM.
 	EnableCPUPassthrough *bool `json:"enable_cpu_passthrough,omitempty" mapstructure:"enable_cpu_passthrough,omitempty"`
 
+	// Indicates whether a VMs cores are getting pinned on either CPU1, CPU2, CPU3 or CPU4. By default, the Linux Scheduler in AHV will pin all cores wherever they are best available.
+	EnableCPUPinning *bool `json:"is_vcpu_hard_pinned,omitempty" mapstructure:"is_vcpu_hard_pinned,omitempty"`
+
 	// Information regarding vNUMA configuration.
 	VnumaConfig *VMVnumaConfig `json:"vnuma_config,omitempty" mapstructure:"vnuma_config,omitempty"`
 

nutanix/data_source_nutanix_virtual_machine.go

@@ -198,6 +198,10 @@ func dataSourceNutanixVirtualMachine() *schema.Resource {
 				Type:     schema.TypeBool,
 				Computed: true,
 			},
+			"is_vcpu_hard_pinned": {
+				Type:     schema.TypeBool,
+				Computed: true,
+			},
 			"num_vnuma_nodes": {
 				Type:     schema.TypeInt,
 				Computed: true,
@@ -802,6 +806,7 @@ func dataSourceNutanixVirtualMachineRead(d *schema.ResourceData, meta interface{
 	d.Set("description", utils.StringValue(resp.Status.Description))
 	d.Set("state", utils.StringValue(resp.Status.State))
 	d.Set("enable_cpu_passthrough", utils.BoolValue(resp.Status.Resources.EnableCPUPassthrough))
+	d.Set("is_vcpu_hard_pinned", utils.BoolValue(resp.Status.Resources.EnableCPUPinning))
 	d.Set("num_vnuma_nodes", utils.Int64Value(resp.Status.Resources.VnumaConfig.NumVnumaNodes))
 	d.Set("guest_os_id", utils.StringValue(resp.Status.Resources.GuestOsID))
 	d.Set("power_state", utils.StringValue(resp.Status.Resources.PowerState))
@@ -1007,6 +1012,10 @@ func resourceNutanixDatasourceVirtualMachineInstanceResourceV0() *schema.Resourc
 				Type:     schema.TypeBool,
 				Computed: true,
 			},
+			"is_vcpu_hard_pinned": {
+				Type:     schema.TypeBool,
+				Computed: true,
+			},
 			"num_vnuma_nodes": {
 				Type:     schema.TypeInt,
 				Computed: true,

nutanix/resource_nutanix_virtual_machine.go

@@ -292,6 +292,11 @@ func resourceNutanixVirtualMachine() *schema.Resource {
 				Optional: true,
 				Default:  false,
 			},
+			"is_vcpu_hard_pinned": {
+				Type:     schema.TypeBool,
+				Optional: true,
+				Default:  false,
+			},
 			"use_hot_add": {
 				Type:     schema.TypeBool,
 				Optional: true,
@@ -1085,6 +1090,7 @@ func resourceNutanixVirtualMachineRead(d *schema.ResourceData, meta interface{})
 	}
 
 	d.Set("enable_cpu_passthrough", resp.Status.Resources.EnableCPUPassthrough)
+	d.Set("is_vcpu_hard_pinned", resp.Status.Resources.EnableCPUPinning)
 	d.Set("guest_customization_cloud_init_user_data", cloudInitUser)
 	d.Set("guest_customization_cloud_init_meta_data", cloudInitMeta)
 	d.Set("hardware_clock_timezone", utils.StringValue(resp.Status.Resources.HardwareClockTimezone))
@@ -1197,6 +1203,11 @@ func resourceNutanixVirtualMachineUpdate(d *schema.ResourceData, meta interface{
 		// TODO: Is this correct?
 		hotPlugChange = false
 	}
+	if d.HasChange("is_vcpu_hard_pinned") {
+		_, n := d.GetChange("is_vcpu_hard_pinned")
+		res.EnableCPUPinning = utils.BoolPtr(n.(bool))
+		hotPlugChange = false
+	}
 	if d.HasChange("num_vnuma_nodes") {
 		_, n := d.GetChange("num_vnuma_nodes")
 		res.VMVnumaConfig = &v3.VMVnumaConfig{
@@ -1646,6 +1657,9 @@ func getVMResources(d *schema.ResourceData, vm *v3.VMResources) error {
 	if v, ok := d.GetOk("enable_cpu_passthrough"); ok {
 		vm.EnableCPUPassthrough = utils.BoolPtr(v.(bool))
 	}
+	if v, ok := d.GetOk("is_vcpu_hard_pinned"); ok {
+		vm.EnableCPUPinning = utils.BoolPtr(v.(bool))
+	}
 	if v, ok := d.GetOk("num_sockets"); ok {
 		vm.NumSockets = utils.Int64Ptr(int64(v.(int)))
 	}
@@ -2485,6 +2499,11 @@ func resourceNutanixVirtualMachineInstanceResourceV0() *schema.Resource {
 				Optional: true,
 				Default:  false,
 			},
+			"is_vcpu_hard_pinned": {
+				Type:     schema.TypeBool,
+				Optional: true,
+				Default:  false,
+			},
 			"num_vnuma_nodes": {
 				Type:     schema.TypeInt,
 				Optional: true,

website/docs/r/virtual_machine.html.markdown

@@ -100,6 +100,7 @@ The following arguments are supported:
 * `use_hot_add`: - (Optional) Use Hot Add when modifying VM resources. Passing value false will result in VM reboots. Default value is `true`.
 * `num_threads_per_core`: - (Optional) Number of threads per core.
 * `enable_cpu_passthrough`: - (Optional) Add true to enable CPU passthrough.
+* `is_vcpu_hard_pinned`: - (Optional) Add true to enable CPU pinning.
 
 ### Disk List