Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Changyuan Lyu <> | Subject | [PATCH v1] docs: kvm: x86: document EAGAIN in KVM_RUN | Date | Tue, 2 Jan 2024 13:50:53 -0800 |
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The EAGAIN errno is returned when an application processor was blocked because of an uninitialized MP state [1].
[1] commit c5ec153402b6 ("KVM: enable in-kernel APIC INIT/SIPI handling")
Signed-off-by: Changyuan Lyu <changyuan.lv@gmail.com> --- Documentation/virt/kvm/api.rst | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst index 7025b3751027..fccdbb366770 100644 --- a/Documentation/virt/kvm/api.rst +++ b/Documentation/virt/kvm/api.rst @@ -370,6 +370,8 @@ Errors: ======= ============================================================== EINTR an unmasked signal is pending + EAGAIN the vcpu is an application processor (AP) and had not received + an INIT signal [x86] ENOEXEC the vcpu hasn't been initialized or the guest tried to execute instructions from device memory (arm64) ENOSYS data abort outside memslots with no syndrome info and -- 2.43.0.472.g3155946c3a-goog
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