/linux/tools/virtio/ringtest/ |
A D | virtio_ring_0_9.c | 41 struct guest { struct 52 } guest; argument 78 guest.avail_idx = 0; in alloc_ring() 83 guest.free_head = 0; in alloc_ring() 107 if (!guest.num_free) in add_inbuf() 113 head = guest.free_head; in add_inbuf() 115 guest.num_free--; in add_inbuf() 192 guest.num_free++; in get_buf() 193 guest.last_used_idx++; in get_buf() 234 guest.avail_idx, in kick_available() [all …]
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A D | ring.c | 59 struct guest { struct 65 } guest; variable 92 guest.avail_idx = 0; in alloc_ring() 94 guest.last_used_idx = 0; in alloc_ring() 103 guest.num_free = ring_size; in alloc_ring() 116 if (!guest.num_free) in add_inbuf() 119 guest.num_free--; in add_inbuf() 159 guest.num_free++; in get_buf() 160 guest.last_used_idx++; in get_buf() 195 guest.avail_idx, in kick_available() [all …]
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/linux/drivers/misc/cxl/ |
A D | of.c | 88 afu->guest->handle = addr; in read_phys_addr() 91 afu->guest->p2n_phys += addr; in read_phys_addr() 92 afu->guest->p2n_size = size; in read_phys_addr() 191 afu->irqs_max = afu->guest->max_ints; in cxl_of_read_afu_properties() 271 afu->guest->p2n_phys, afu->guest->p2n_size); in cxl_of_read_afu_properties() 331 kfree(adapter->guest->irq_avail); in read_adapter_irq_config() 332 adapter->guest->irq_avail = NULL; in read_adapter_irq_config() 403 if (adapter->guest->status == NULL) in cxl_of_read_adapter_properties() 409 adapter->guest->vendor = val; in cxl_of_read_adapter_properties() 413 adapter->guest->device = val; in cxl_of_read_adapter_properties() [all …]
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A D | guest.c | 668 kfree(afu->guest); in guest_release_afu() 811 if (!(afu->p2n_mmio = ioremap(afu->guest->p2n_phys, afu->guest->p2n_size))) { in guest_map_slice_regs() 995 afu->guest->parent = afu; in cxl_guest_init_afu() 996 afu->guest->handle_err = true; in cxl_guest_init_afu() 1015 kfree(afu->guest); in cxl_guest_init_afu() 1027 afu->guest->handle_err = false; in cxl_guest_remove_afu() 1050 if (adapter->guest) { in free_adapter() 1058 kfree(adapter->guest->status); in free_adapter() 1059 kfree(adapter->guest); in free_adapter() 1114 adapter->guest->pdev = pdev; in cxl_guest_init_adapter() [all …]
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A D | flash.c | 190 unwa->unit_address = cpu_to_be64(adapter->guest->handle); in update_devicetree() 244 header->vendor = cpu_to_be16(adapter->guest->vendor); in handle_image() 245 header->device = cpu_to_be16(adapter->guest->device); in handle_image() 311 rc = fct(adapter->guest->handle, virt_to_phys(le), entries, in handle_image() 334 cxl_h_reset_adapter(adapter->guest->handle); in transfer_image() 343 cxl_h_reset_adapter(adapter->guest->handle); in transfer_image() 352 cxl_h_reset_adapter(adapter->guest->handle); in transfer_image() 500 cxl_h_reset_adapter(adapter->guest->handle); in device_close() 517 cdev_del(&adapter->guest->cdev); in cxl_guest_remove_chardev() 526 cdev_init(&adapter->guest->cdev, &fops); in cxl_guest_add_chardev() [all …]
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/linux/arch/mips/include/asm/ |
A D | cpu-features.h | 649 #define cpu_guest_has_conf1 (cpu_data[0].guest.conf & (1 << 1)) 652 #define cpu_guest_has_conf2 (cpu_data[0].guest.conf & (1 << 2)) 655 #define cpu_guest_has_conf3 (cpu_data[0].guest.conf & (1 << 3)) 658 #define cpu_guest_has_conf4 (cpu_data[0].guest.conf & (1 << 4)) 661 #define cpu_guest_has_conf5 (cpu_data[0].guest.conf & (1 << 5)) 664 #define cpu_guest_has_conf6 (cpu_data[0].guest.conf & (1 << 6)) 667 #define cpu_guest_has_conf7 (cpu_data[0].guest.conf & (1 << 7)) 670 #define cpu_guest_has_fpu (cpu_data[0].guest.options & MIPS_CPU_FPU) 688 #define cpu_guest_has_htw (cpu_data[0].guest.options & MIPS_CPU_HTW) 694 #define cpu_guest_has_mvh (cpu_data[0].guest.options & MIPS_CPU_MVH) [all …]
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/linux/Documentation/arm64/ |
A D | perf.rst | 31 For the guest this attribute will exclude EL1. Please note that EL2 is 32 never counted within a guest. 45 guest/host transitions. 47 For the guest this attribute has no effect. Please note that EL2 is 48 never counted within a guest. 54 These attributes exclude the KVM host and guest, respectively. 59 The KVM guest may run at EL0 (userspace) and EL1 (kernel). 76 non-VHE guest however please note that EL2 is never counted within a guest. 84 enabling/disabling the counters and entering/exiting the guest. We are 86 entry/exit when counting guest events by filtering out EL2 for [all …]
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/linux/Documentation/virt/kvm/ |
A D | running-nested-guests.rst | 5 A nested guest is the ability to run a guest inside another guest (it 7 example is a KVM guest that in turn runs on a KVM guest (the rest of 31 - L1 – level-1 guest; a VM running on L0; also called the "guest 34 - L2 – level-2 guest; a VM running on L1, this is the "nested guest" 44 (guest hypervisor), L3 (nested guest). 142 Starting a nested guest (x86) 185 Migrating an L1 guest, with a *live* nested guest in it, to another 189 On AMD systems, once an L1 guest has started an L2 guest, the L1 guest 192 or save-and-load an L1 guest while an L2 guest is running will result in 203 - Migrating a nested guest (L2) to another L1 guest on the *same* bare [all …]
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A D | mmu.rst | 8 for presenting a standard x86 mmu to the guest, while translating guest 47 gfn guest frame number 76 - when guest paging is disabled, we translate guest physical addresses to 78 - when guest paging is enabled, we translate guest virtual addresses, to 80 - when the guest launches a guest of its own, we translate nested guest 81 virtual addresses, to nested guest physical addresses, to guest physical 274 guest's cr3. This is expensive, so we keep all guest page tables write 280 protection from the guest page, and allowing the guest to modify it freely. 284 random guest data. 297 - a true guest fault (the guest translation won't allow the access) (*) [all …]
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A D | amd-memory-encryption.rst | 105 __u32 policy; /* guest's policy */ 147 measurement. Since the guest owner knows the initial contents of the guest at 171 issued to make the guest ready for the execution. 179 SEV-enabled guest. 188 __u32 handle; /* guest handle */ 189 __u32 policy; /* guest policy */ 193 SEV guest state: 275 used by the guest owner with the KVM_SEV_LAUNCH_MEASURE. 297 outgoing guest encryption context. 385 __u32 policy; /* guest's policy */ [all …]
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A D | cpuid.rst | 9 A guest running on a kvm host, can check some of its features using 12 a guest. 65 KVM_FEATURE_PV_UNHALT 7 guest checks this feature bit 69 KVM_FEATURE_PV_TLB_FLUSH 9 guest checks this feature bit 77 KVM_FEATURE_PV_SEND_IPI 11 guest checks this feature bit 85 KVM_FEATURE_PV_SCHED_YIELD 13 guest checks this feature bit 89 KVM_FEATURE_ASYNC_PF_INT 14 guest checks this feature bit 95 KVM_FEATURE_MSI_EXT_DEST_ID 15 guest checks this feature bit 99 KVM_FEATURE_HC_MAP_GPA_RANGE 16 guest checks this feature bit before 106 KVM_FEATURE_CLOCKSOURCE_STABLE_BIT 24 host will warn if no guest-side [all …]
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A D | s390-pv.rst | 10 access VM state like guest memory or guest registers. Instead, the 15 Each guest starts in non-protected mode and then may make a request to 16 transition into protected mode. On transition, KVM registers the guest 20 The Ultravisor will secure and decrypt the guest's boot memory 22 starts/stops and injected interrupts while the guest is running. 24 As access to the guest's state, such as the SIE state description, is 29 reduce exposed guest state. 50 access to the guest memory. 84 instruction text, in order not to leak guest instruction text. 92 this instruction to be moved to the guest via the two data areas [all …]
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A D | hypercalls.rst | 54 :Purpose: Trigger guest exit so that the host can check for pending 83 The guest can map this shared page to access its supervisor register 93 A vcpu of a paravirtualized guest that is busywaiting in guest 107 :Purpose: Hypercall used to synchronize host and guest clocks. 111 a0: guest physical address where host copies 130 * tsc: guest TSC value used to calculate sec/nsec pair 133 The hypercall lets a guest compute a precise timestamp across 134 host and guest. The guest can use the returned TSC value to 152 The hypercall lets a guest send multicast IPIs, with at most 128 179 a0: the guest physical address of the start page [all …]
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A D | msr.rst | 40 guest has to check version before and after grabbing 87 guest has to check version before and after grabbing 127 coordinated between the guest and the hypervisor. Availability 139 | | | guest vcpu has been paused by | 287 a sequence counter. In other words, guest has to check 321 EOI by clearing the bit in guest memory - this location will 335 guest and clear the least significant bit in the memory area 336 in the window between guest testing it to detect 337 whether it can skip EOI apic write and between guest 387 When a guest is started, bit 0 will be 0 if the guest has encrypted [all …]
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/linux/tools/perf/Documentation/ |
A D | perf-kvm.txt | 6 perf-kvm - Tool to trace/measure kvm guest os 11 'perf kvm' [--host] [--guest] [--guestmount=<path> 23 a performance counter profile of guest os in realtime 28 default behavior of perf kvm as --guest, so if neither --host nor --guest 33 Default('') -> perf.data.guest 35 --guest -> perf.data.guest 36 --host --guest -> perf.data.kvm 37 --host --no-guest -> perf.data.host 78 --guest:: 79 Collect guest side performance profile. [all …]
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/linux/tools/testing/vsock/ |
A D | README | 3 These tests exercise net/vmw_vsock/ host<->guest sockets for VMware, KVM, and 16 3. Install the kernel and tests inside the guest. 17 4. Boot the guest and ensure that the AF_VSOCK transport is enabled. 21 # host=server, guest=client 25 (guest)# $TEST_BINARY --mode=client \ 30 # host=client, guest=server 31 (guest)# $TEST_BINARY --mode=server \
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/linux/Documentation/ABI/testing/ |
A D | sysfs-hypervisor-xen | 6 Type of guest: 7 "Xen": standard guest type on arm 8 "HVM": fully virtualized guest (x86) 9 "PV": paravirtualized guest (x86) 10 "PVH": fully virtualized guest without legacy emulation (x86) 22 "self" The guest can profile itself 23 "hv" The guest can profile itself and, if it is 25 "all" The guest can profile itself, the hypervisor
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A D | sysfs-driver-pciback | 7 the format of DDDD:BB:DD.F-REG:SIZE:MASK will allow the guest 14 will allow the guest to read and write to the configuration 23 MSI, MSI-X) set by a connected guest. It is meant to be set 24 only when the guest is a stubdomain hosting device model (qemu) 27 to a PV guest. The device is automatically removed from this
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/linux/drivers/staging/unisys/Documentation/ |
A D | overview.txt | 10 allow guest partitions on the same server to share devices that would 20 driver set are commonly referred to as "guest drivers" or "client drivers". 32 Each virtual device requires exactly 1 dedicated channel, which the guest 45 guest, the already-existing efifb Linux driver is used to provide guest 261 guest by proxying buffer information between the guest and the service 263 between the guest and the service partition. The connectivity of this 264 interface with the shared interface and possibly other guest 266 service partition; the guest driver handles communication and link 322 visorbus is required for every Linux guest running under s-Par. 333 configurations where the Linux guest is provided with an SR-IOV NIC [all …]
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/linux/arch/x86/xen/ |
A D | Kconfig | 7 bool "Xen guest support" 19 bool "Xen PV guest support" 27 Support running as a Xen PV guest. 59 bool "Xen PVHVM guest support" 63 Support running as a Xen PVHVM guest. 79 bool "Xen PVH guest support" 84 Support for running as a Xen PVH guest. 93 Support running as a Xen Dom0 guest.
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/linux/Documentation/virt/kvm/arm/ |
A D | psci.rst | 9 and power-off to the guest. 15 This means that a guest booted on two different versions of KVM can 17 a given guest is tied to a particular PSCI revision (unlikely), or if 19 blue to an unsuspecting guest. 40 offered by KVM to the guest via a HVC call. The workaround is described 48 guest is unknown. 51 available to the guest and required for the mitigation. 54 is available to the guest, but it is not needed on this VCPU. 58 offered by KVM to the guest via a HVC call. The workaround is described
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/linux/Documentation/ABI/stable/ |
A D | sysfs-hypervisor-xen | 33 Space separated list of supported guest system types. Each type 40 <major>: major guest interface version 41 <minor>: minor guest interface version 43 "x86_32": 32 bit x86 guest without PAE 44 "x86_32p": 32 bit x86 guest with PAE 45 "x86_64": 64 bit x86 guest 46 "armv7l": 32 bit arm guest 47 "aarch64": 64 bit arm guest 64 Features the Xen hypervisor supports for the guest as defined 96 UUID of the guest as known to the Xen hypervisor.
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/linux/tools/virtio/virtio-trace/ |
A D | README | 4 Trace agent is a user tool for sending trace data of a guest to a Host in low 48 For example, if a guest use three CPUs, the names are 83 example, if a guest use three CPUs, chardev names should be trace-path-cpu0, 86 3) Boot the guest 87 You can find some chardev in /dev/virtio-ports/ in the guest. 93 0) Build trace agent in a guest 96 1) Enable ftrace in the guest 100 2) Run trace agent in the guest 104 option, trace data are output via stdout in the guest. 113 A host injects read start order to the guest via virtio-serial. [all …]
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/linux/drivers/staging/unisys/Documentation/ABI/ |
A D | sysfs-platform-visorchipset | 29 the previous guest boot) has no effect. 37 this guest. Setting the flag will cause the guest to boot from 48 action to perform on the next guest boot-up. The meaning of the 50 commission the guest. 58 guest, and triggered by a udev event. The support script is 60 PF device is being recovered in another guest. 77 guest, and triggered by a udev event. The support script is 79 PF device is being recovered in another guest.
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/linux/Documentation/filesystems/ |
A D | virtiofs.rst | 6 virtiofs: virtio-fs host<->guest shared file system 14 VIRTIO "virtio-fs" device for guest<->host file system sharing. It allows a 15 guest to mount a directory that has been exported on the host. 24 expose the storage network to the guest. The virtio-fs device was designed to 28 guest and host to increase performance and provide semantics that are not 37 guest# mount -t virtiofs myfs /mnt 60 client. The guest acts as the FUSE client while the host acts as the FUSE 65 response portion of the buffer is filled in by the host and the guest handles
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