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/Linux-v5.4/net/iucv/
DKconfig5 prompt "IUCV support (S390 - z/VM only)"
8 under VM or VIF. If you run on z/VM, say "Y" to enable a fast
9 communication link between VM guests.
14 prompt "AF_IUCV Socket support (S390 - z/VM and HiperSockets transport)"
17 based on z/VM inter-user communication vehicle or based on
/Linux-v5.4/drivers/s390/char/
DKconfig140 prompt "Support for the z/VM recording system services (VM only)"
144 by the z/VM recording system services, eg. from *LOGREC, *ACCOUNT or
150 prompt "Support for the z/VM CP interface"
155 program on z/VM
158 int "Memory in MiB reserved for z/VM CP interface"
162 Specify the default amount of memory in MiB reserved for the z/VM CP
169 prompt "API for reading z/VM monitor service records"
172 Character device driver for reading z/VM monitor service records
176 prompt "API for writing z/VM monitor service records"
179 Character device driver for writing z/VM monitor service records
[all …]
/Linux-v5.4/drivers/s390/net/
DKconfig23 It also supports virtual CTCs when running under VM.
32 prompt "IUCV network device support (VM only)"
36 vehicle networking under VM or VIF. It enables a fast communication
37 link between VM guests. Using ifconfig a point-to-point connection
39 running on the other VM guest. To compile as a module, choose M.
44 prompt "IUCV special message support (VM only)"
48 from other VM guest systems.
52 prompt "Deliver IUCV special messages as uevents (VM only)"
67 in QDIO mode (all media types), HiperSockets interfaces and z/VM
/Linux-v5.4/Documentation/virt/kvm/devices/
Dvfio.txt7 Only one VFIO instance may be created per VM. The created device
8 tracks VFIO groups in use by the VM and features of those groups
9 important to the correctness and acceleration of the VM. As groups
10 are enabled and disabled for use by the VM, KVM should be updated
Dxive.txt7 This device acts as a VM interrupt controller. It provides the KVM
8 interface to configure the interrupt sources of a VM in the underlying
20 guest in VMAs populated with a custom VM fault handler.
56 number being mapped and then lets the VM fault handler repopulate.
78 migrating the VM.
178 Saving the state of a VM using the XIVE native exploitation mode
179 should follow a specific sequence. When the VM is stopped :
Dvm.txt6 struct kvm_device_attr as other devices, but targets VM-wide settings
80 are not handled by KVM need to by imlemented in the VM driver code.
106 VM. Features that are not available cannot be enabled.
155 all VCPUs of a VM. This attribute will only be available if kernel and
259 -EINVAL if the state of the VM is invalid (e.g. no memory defined)
/Linux-v5.4/Documentation/vm/
Dpage_migration.rst163 To overclome the problem, VM supports non-LRU page migration which provides
172 What VM expects on isolate_page function of driver is to return *true*
173 if driver isolates page successfully. On returing true, VM marks the page
177 Once page is successfully isolated, VM uses page.lru fields so driver
183 After isolation, VM calls migratepage of driver with isolated page.
186 indicate to the VM the oldpage is no longer movable via __ClearPageMovable()
189 can return -EAGAIN. On -EAGAIN, VM will retry page migration in a short time
190 because VM interprets -EAGAIN as "temporal migration failure". On returning
191 any error except -EAGAIN, VM will give up the page migration without retrying
194 Driver shouldn't touch page.lru field VM using in the functions.
[all …]
/Linux-v5.4/Documentation/devicetree/bindings/reserved-memory/
Dxen,shared-memory.txt4 virtual machine. Typically, a region is configured at VM creation time
20 memory region used for the mapping in the borrower VM.
24 the VM config file
/Linux-v5.4/Documentation/ABI/testing/
Dsysfs-kernel-mm3 Contact: Nishanth Aravamudan <nacc@us.ibm.com>, VM maintainers
5 /sys/kernel/mm/ should contain any and all VM
/Linux-v5.4/Documentation/s390/
Dmonreader.rst2 Linux API for read access to z/VM Monitor Records
15 usable from user space and allows read access to the z/VM Monitor Records
16 collected by the `*MONITOR` System Service of z/VM.
21 The z/VM guest on which you want to access this API needs to be configured in
25 This item will use the IUCV device driver to access the z/VM services, so you
26 need a kernel with IUCV support. You also need z/VM version 4.4 or 5.1.
78 Refer to the "z/VM Performance" book (SC24-6109-00) on how to create a monitor
79 DCSS if your z/VM doesn't have one already, you need Class E privileges to
147 See "Appendix A: `*MONITOR`" in the "z/VM Performance" document for a description
149 be found here (z/VM 5.1): http://www.vm.ibm.com/pubs/mon510/index.html
[all …]
D3270.rst22 VM-ESA operating system, define a 3270 to your virtual machine by using
31 Your network connection from VM-ESA allows you to use x3270, tn3270, or
56 configuration file under /etc/modprobe.d/. If you are working on a VM
60 other, or neither. If you generate both, the console type under VM is
70 3. (If VM) define devices with DEF GRAF
74 To test that everything works, assuming VM and x3270,
155 The screen you should now see contains a VM logo with input
193 If so, you must issue the command "DEF GRAF 620" from your VM
/Linux-v5.4/Documentation/networking/
Dnet_failover.rst24 datapath. It also enables hypervisor controlled live migration of a VM with
58 Booting a VM with the above configuration will result in the following 3
59 netdevs created in the VM.
76 Live Migration of a VM with SR-IOV VF & virtio-net in STANDBY mode
/Linux-v5.4/arch/s390/
DKconfig891 handling under VM. If running native or in LPAR, this option
892 has no effect. If your VM does not support PFAULT, PAGEEX
894 Note that VM 4.2 supports PFAULT but has a bug in its
896 Everybody who wants to run Linux under VM != VM4.2 should select
906 makes sense for a system running under VM where the unused pages
907 will be reused by VM for other guest systems. The interface
909 Everybody who wants to run Linux under VM should select this
922 prompt "Linux - VM Monitor Stream, base infrastructure"
925 This provides a kernel interface for creating and updating z/VM APPLDATA
941 This provides memory management related data to the Linux - VM Monitor
[all …]
/Linux-v5.4/drivers/tty/hvc/
DKconfig46 bool "z/VM IUCV Hypervisor console support (VM only)"
53 a Linux (console) terminal via a z/VM IUCV communication path.
/Linux-v5.4/Documentation/powerpc/
Dultravisor.rst63 the VM it is returning to is secure.
152 * SVMs are created from normal VM using (open source) tooling supplied
158 * When the UV_ESM ultracall is made the Ultravisor copies the VM into
389 #. When a normal VM switches to secure mode, all its pages residing
497 #. If the value of the PATE for an existing partition (VM) changes,
502 the PATE entries for a normal VM and can change the PATE entry
665 * U_INVALID if VM is not secure.
703 * U_INVALID if the VM is not secure.
752 * U_INVALID if VM is not secure.
795 * U_INVAL if VM is not secure.
[all …]
/Linux-v5.4/Documentation/features/vm/huge-vmap/
Darch-support.txt4 # description: arch supports the ioremap_pud_enabled() and ioremap_pmd_enabled() VM APIs
/Linux-v5.4/Documentation/features/vm/pte_special/
Darch-support.txt4 # description: arch supports the pte_special()/pte_mkspecial() VM APIs
/Linux-v5.4/arch/arc/
DKconfig.debug10 on the VM subsystem for higher order allocations.
/Linux-v5.4/drivers/s390/block/
DKconfig65 Disks under VM. If you are not running under VM or unsure what it is,
/Linux-v5.4/Documentation/virt/kvm/
Damd-memory-encryption.rst12 the memory contents of a VM will be transparently encrypted with a key
13 unique to that VM.
36 When SEV support is available, it can be enabled in a specific VM by
43 SEV hardware uses ASIDs to associate a memory encryption key with a VM.
/Linux-v5.4/Documentation/arm/
Dmemory.rst18 certain regions of VM space for use for new facilities; therefore
19 this document may reserve more VM space over time.
/Linux-v5.4/tools/perf/trace/beauty/
Dclone.c24 P_FLAG(VM); in clone__scnprintf_flags()
/Linux-v5.4/Documentation/accounting/
Dtaskstats-struct.rst162 * Same as acct_rss_mem1 above except that we keep track of VM usage.
164 __u64 virtmem; /* accumulated VM usage in MB-usec */
169 /* High watermark of VM usage in duration of a task, in KBytes. */
/Linux-v5.4/drivers/firmware/tegra/
DKconfig8 IVC (Inter-VM Communication) protocol is part of the IPC
/Linux-v5.4/Documentation/networking/device_drivers/intel/
Diavf.rst79 from inside the VM in which you are running the VF::
234 Traffic Is Not Being Passed Between VM and Client
237 Virtual Machine (VM) running on a separate host if the Virtual Function
245 Do not unload port driver if VF with active VM is bound to it
248 Machine (VM) is bound to it. Doing so will cause the port to appear to hang.
249 Once the VM shuts down, or otherwise releases the VF, the command will complete.

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