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[174.165.208.10]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3acc49c263asm8349666a91.17.2026.10.17.09.08.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 17 Oct 2026 09:08:52 -0700 (PDT) From: Michael Kelley X-Google-Original-From: Michael Kelley To: haiyangz@microsoft.com, wei.liu@kernel.org, decui@microsoft.com, corbet@lwn.net, skhan@linuxfoundation.org, rdunlap@infradead.org, linux-kernel@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-doc@vger.kernel.org Subject: [PATCH 1/1] Documentation: hyperv: Update information on guest CPU offlining Date: Sat, 17 Oct 2026 09:08:48 -0700 Message-Id: <20261017160848.14730-1-mhklinux@outlook.com> X-Mailer: git-send-email 2.25.1 Reply-To: mhklinux@outlook.com Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit In Hyper-V Overview documentation, remove the out-of-date reference to explicitly reassigning VMBus channel interrupts before taking a guest CPU offline. Instead, reference the VMBus documentation, which is already up-to-date on this topic. Signed-off-by: Michael Kelley --- Documentation/virt/hyperv/overview.rst | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/Documentation/virt/hyperv/overview.rst b/Documentation/virt/hyperv/overview.rst index 77408a89d1a4..63489f73a299 100644 --- a/Documentation/virt/hyperv/overview.rst +++ b/Documentation/virt/hyperv/overview.rst @@ -132,11 +132,11 @@ Starting in Windows Server 2022 Hyper-V, the ACPI tables reflect only the CPUs actually present in the VM, so Linux does not report any hot-add CPUs. -A Linux guest CPU may be taken offline using the normal Linux -mechanisms, provided no VMBus channel interrupts are assigned to -the CPU. See the section on VMBus Interrupts for more details -on how VMBus channel interrupts can be re-assigned to permit -taking a CPU offline. +A Linux guest CPU may be taken offline, and subsequently brought +back online, using the normal Linux mechanisms. See the "VMBus +Interrupts" section of Documentation/virt/hyperv/vmbus.rst +documentation for how VMBus channel interrupts are automatically +re-assigned if necessary when taking a CPU offline. 32-bit and 64-bit ----------------- -- 2.25.1