2022年5月7日 · Introducing support for AMD x2APIC virtualization. This feature is indicated by the CPUID Fn8000_000A EDX[14], and it can be activated by setting bit 31 (enable AVIC) and bit …

Regards, Suravee Suthikulpanit Changes from V1 (https://lkml.org/lkml/2021/11/10/243) : * Refactor AVIC hardware setup code into a helper function to simplify logic for enabling AVIC. …

However, newer AMD systems can have physical APIC ID larger than 255, and AVIC hardware has been extended to support upto 12-bit host physical APIC ID. This series introduces a …

2021年9月12日 · Previously the SynIC autoEOI processing would force-disable APICv/AVIC permanently, with this patch KVM will dynamically inhibit it only when AutoEOI is actually used …

2022年4月5日 · With x2AVIC, guest can run in x2APIC mode. This feature is indicated by the CPUID Fn8000_000A EDX[14], and it can be activated by setting bit 31 (enable AVIC) and bit …

2022年4月6日 · Those patches have now been refined beyond the RFC state and sent out today as a patch series for further review on the Linux kernel mailing list. With AMD's Advanced …

2016年8月18日 · In addition to the SVM AVIC, AMD IOMMU also extends the AVIC capability to allow I/O interrupts injection directly into the virtualized guest local APIC without the need for …

Patch 2 addresses the fact that AVIC appears to be disabled in CPUID on several Milan systems I am tesing on. This adds a workaround (with a big warning and a kernel taint) to enable it …

Patches Bundles About this project Login; Register; Mail settings; 12752978 diff mbox series [RFC,04/13] KVM: SVM: Only call vcpu_(un)blocking when AVIC is enabled. Message ID: …

During AVIC temporary deactivation, guest could update APIC ID, DFR and LDR registers, which would not be trapped by avic_unaccelerated_ccess_interception(). In this case, we need to …