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qemu-kvm/kvm-docs-Add-mshv-to-documentation.patch
Miroslav Rezanina ca65b33041 * Tue Dec 09 2025 Miroslav Rezanina <mrezanin@redhat.com> - 10.1.0-8 
- kvm-block-backend-Fix-race-when-resuming-queued-requests.patch [RHEL-129540]
- kvm-file-posix-Handle-suspended-dm-multipath-better-for-.patch [RHEL-121543]
- kvm-accel-Add-Meson-and-config-support-for-MSHV-accelera.patch [RHEL-134212]
- kvm-target-i386-emulate-Allow-instruction-decoding-from-.patch [RHEL-134212]
- kvm-target-i386-mshv-Add-x86-decoder-emu-implementation.patch [RHEL-134212]
- kvm-hw-intc-Generalize-APIC-helper-names-from-kvm_-to-ac.patch [RHEL-134212]
- kvm-include-hw-hyperv-Add-MSHV-ABI-header-definitions.patch [RHEL-134212]
- kvm-linux-headers-linux-Add-mshv.h-headers.patch [RHEL-134212]
- kvm-accel-mshv-Add-accelerator-skeleton.patch [RHEL-134212]
- kvm-accel-mshv-Register-memory-region-listeners.patch [RHEL-134212]
- kvm-accel-mshv-Initialize-VM-partition.patch [RHEL-134212]
- kvm-treewide-rename-qemu_wait_io_event-qemu_wait_io_even.patch [RHEL-134212]
- kvm-accel-mshv-Add-vCPU-creation-and-execution-loop.patch [RHEL-134212]
- kvm-accel-mshv-Add-vCPU-signal-handling.patch [RHEL-134212]
- kvm-target-i386-mshv-Add-CPU-create-and-remove-logic.patch [RHEL-134212]
- kvm-target-i386-mshv-Implement-mshv_store_regs.patch [RHEL-134212]
- kvm-target-i386-mshv-Implement-mshv_get_standard_regs.patch [RHEL-134212]
- kvm-target-i386-mshv-Implement-mshv_get_special_regs.patch [RHEL-134212]
- kvm-target-i386-mshv-Implement-mshv_arch_put_registers.patch [RHEL-134212]
- kvm-target-i386-mshv-Set-local-interrupt-controller-stat.patch [RHEL-134212]
- kvm-target-i386-mshv-Register-CPUID-entries-with-MSHV.patch [RHEL-134212]
- kvm-target-i386-mshv-Register-MSRs-with-MSHV.patch [RHEL-134212]
- kvm-target-i386-mshv-Integrate-x86-instruction-decoder-e.patch [RHEL-134212]
- kvm-target-i386-mshv-Write-MSRs-to-the-hypervisor.patch [RHEL-134212]
- kvm-target-i386-mshv-Implement-mshv_vcpu_run.patch [RHEL-134212]
- kvm-accel-mshv-Handle-overlapping-mem-mappings.patch [RHEL-134212]
- kvm-qapi-accel-Allow-to-query-mshv-capabilities.patch [RHEL-134212]
- kvm-target-i386-mshv-Use-preallocated-page-for-hvcall.patch [RHEL-134212]
- kvm-docs-Add-mshv-to-documentation.patch [RHEL-134212]
- kvm-MAINTAINERS-Add-maintainers-for-mshv-accelerator.patch [RHEL-134212]
- kvm-accel-mshv-initialize-thread-name.patch [RHEL-134212]
- kvm-accel-mshv-use-return-value-of-handle_pio_str_read.patch [RHEL-134212]
- Resolves: RHEL-129540
  (Assertion failure on drain with iothread and I/O load)
- Resolves: RHEL-121543
  (The VM hit io error when do S3-PR integration on the pass-through  failover multipath device)
- Resolves: RHEL-134212
  ([RHEL10.2] L1VH qemu downstream initial merge RHEL10.2)
2025-12-09 11:43:14 +01:00

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From a42a299252fd1c53600387a81924adee6fa761f6 Mon Sep 17 00:00:00 2001
From: Magnus Kulke <magnuskulke@linux.microsoft.com>
Date: Tue, 16 Sep 2025 18:48:46 +0200
Subject: [PATCH 29/32] docs: Add mshv to documentation
RH-Author: Igor Mammedov <imammedo@redhat.com>
RH-MergeRequest: 437: el10: x86: enablement for Azure L1VH OCP readiness
RH-Jira: RHEL-134212
RH-Acked-by: Vitaly Kuznetsov <vkuznets@redhat.com>
RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
RH-Commit: [27/30] 6450fc04dede6796c6a6383904792da34fb11de1
Added mshv to the list of accelerators in doc text.
Signed-off-by: Magnus Kulke <magnuskulke@linux.microsoft.com>
Link: https://lore.kernel.org/r/20250916164847.77883-27-magnuskulke@linux.microsoft.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit 3af71a1a6a7a497df7d3026239d6136b56e3d5ab)
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
---
docs/about/build-platforms.rst | 2 +-
docs/devel/codebase.rst | 2 +-
docs/glossary.rst | 7 +++----
docs/system/introduction.rst | 3 +++
qemu-options.hx | 16 ++++++++--------
5 files changed, 16 insertions(+), 14 deletions(-)
diff --git a/docs/about/build-platforms.rst b/docs/about/build-platforms.rst
index 8671c3be9c..06ba0ddc9a 100644
--- a/docs/about/build-platforms.rst
+++ b/docs/about/build-platforms.rst
@@ -55,7 +55,7 @@ Those hosts are officially supported, with various accelerators:
* - SPARC
- tcg
* - x86
- - hvf (64 bit only), kvm, nvmm, tcg, whpx (64 bit only), xen
+ - hvf (64 bit only), mshv (64 bit only), kvm, nvmm, tcg, whpx (64 bit only), xen
Other host architectures are not supported. It is possible to build QEMU system
emulation on an unsupported host architecture using the configure
diff --git a/docs/devel/codebase.rst b/docs/devel/codebase.rst
index 2a3143787a..69d8827117 100644
--- a/docs/devel/codebase.rst
+++ b/docs/devel/codebase.rst
@@ -48,7 +48,7 @@ yet, so sometimes the source code is all you have.
* `accel <https://gitlab.com/qemu-project/qemu/-/tree/master/accel>`_:
Infrastructure and architecture agnostic code related to the various
`accelerators <Accelerators>` supported by QEMU
- (TCG, KVM, hvf, whpx, xen, nvmm).
+ (TCG, KVM, hvf, whpx, xen, nvmm, mshv).
Contains interfaces for operations that will be implemented per
`target <https://gitlab.com/qemu-project/qemu/-/tree/master/target>`_.
* `audio <https://gitlab.com/qemu-project/qemu/-/tree/master/audio>`_:
diff --git a/docs/glossary.rst b/docs/glossary.rst
index 4fa044bfb6..2857731bc4 100644
--- a/docs/glossary.rst
+++ b/docs/glossary.rst
@@ -12,7 +12,7 @@ Accelerator
A specific API used to accelerate execution of guest instructions. It can be
hardware-based, through a virtualization API provided by the host OS (kvm, hvf,
-whpx, ...), or software-based (tcg). See this description of `supported
+whpx, mshv, ...), or software-based (tcg). See this description of `supported
accelerators<Accelerators>`.
Board
@@ -101,9 +101,8 @@ manage a virtual machine. QEMU is a virtualizer, that interacts with various
hypervisors.
In the context of QEMU, an hypervisor is an API, provided by the Host OS,
-allowing to execute virtual machines. Linux implementation is KVM (and supports
-Xen as well). For MacOS, it's HVF. Windows defines WHPX. And NetBSD provides
-NVMM.
+allowing to execute virtual machines. Linux provides a choice of KVM, Xen
+or MSHV; MacOS provides HVF; Windows provides WHPX; NetBSD provides NVMM.
.. _machine:
diff --git a/docs/system/introduction.rst b/docs/system/introduction.rst
index 4cd46b5b8f..9c57523b6c 100644
--- a/docs/system/introduction.rst
+++ b/docs/system/introduction.rst
@@ -23,6 +23,9 @@ Tiny Code Generator (TCG) capable of emulating many CPUs.
* - Xen
- Linux (as dom0)
- Arm, x86
+ * - MSHV
+ - Linux (as dom0)
+ - x86
* - Hypervisor Framework (hvf)
- MacOS
- x86 (64 bit only), Arm (64 bit only)
diff --git a/qemu-options.hx b/qemu-options.hx
index 5f146c1860..8eca7faa94 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -28,7 +28,7 @@ DEF("machine", HAS_ARG, QEMU_OPTION_machine, \
"-machine [type=]name[,prop[=value][,...]]\n"
" selects emulated machine ('-machine help' for list)\n"
" property accel=accel1[:accel2[:...]] selects accelerator\n"
- " supported accelerators are kvm, xen, hvf, nvmm, whpx or tcg (default: tcg)\n"
+ " supported accelerators are kvm, xen, hvf, nvmm, whpx, mshv or tcg (default: tcg)\n"
" vmport=on|off|auto controls emulation of vmport (default: auto)\n"
" dump-guest-core=on|off include guest memory in a core dump (default=on)\n"
" mem-merge=on|off controls memory merge support (default: on)\n"
@@ -66,10 +66,10 @@ SRST
``accel=accels1[:accels2[:...]]``
This is used to enable an accelerator. Depending on the target
- architecture, kvm, xen, hvf, nvmm, whpx or tcg can be available.
- By default, tcg is used. If there is more than one accelerator
- specified, the next one is used if the previous one fails to
- initialize.
+ architecture, kvm, xen, hvf, nvmm, whpx, mshv or tcg can be
+ available. By default, tcg is used. If there is more than one
+ accelerator specified, the next one is used if the previous one
+ fails to initialize.
``vmport=on|off|auto``
Enables emulation of VMWare IO port, for vmmouse etc. auto says
@@ -226,7 +226,7 @@ ERST
DEF("accel", HAS_ARG, QEMU_OPTION_accel,
"-accel [accel=]accelerator[,prop[=value][,...]]\n"
- " select accelerator (kvm, xen, hvf, nvmm, whpx or tcg; use 'help' for a list)\n"
+ " select accelerator (kvm, xen, hvf, nvmm, whpx, mshv or tcg; use 'help' for a list)\n"
" igd-passthru=on|off (enable Xen integrated Intel graphics passthrough, default=off)\n"
" kernel-irqchip=on|off|split controls accelerated irqchip support (default=on)\n"
" kvm-shadow-mem=size of KVM shadow MMU in bytes\n"
@@ -241,8 +241,8 @@ DEF("accel", HAS_ARG, QEMU_OPTION_accel,
SRST
``-accel name[,prop=value[,...]]``
This is used to enable an accelerator. Depending on the target
- architecture, kvm, xen, hvf, nvmm, whpx or tcg can be available. By
- default, tcg is used. If there is more than one accelerator
+ architecture, kvm, xen, hvf, nvmm, whpx, mshv or tcg can be available.
+ By default, tcg is used. If there is more than one accelerator
specified, the next one is used if the previous one fails to
initialize.
--
2.47.3
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