From: Sascha Bischoff Date: Tue, 7 Oct 2025 15:48:54 +0000 (+0000) Subject: Documentation: KVM: Update GICv3 docs for GICv5 hosts X-Git-Tag: v6.18-rc2~13^2~1^2~16 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=164ecbf73c3ea61455e07eefdad8050a7b569558;p=thirdparty%2Flinux.git Documentation: KVM: Update GICv3 docs for GICv5 hosts GICv5 hosts optionally include FEAT_GCIE_LEGACY, which allows them to execute GICv3-based VMs on GICv5 hardware. Update the GICv3 documentation to reflect this now that GICv3 guests are supports on compatible GICv5 hosts. Signed-off-by: Sascha Bischoff Signed-off-by: Marc Zyngier --- diff --git a/Documentation/virt/kvm/devices/arm-vgic-v3.rst b/Documentation/virt/kvm/devices/arm-vgic-v3.rst index ff02102f71410..5395ee66fc324 100644 --- a/Documentation/virt/kvm/devices/arm-vgic-v3.rst +++ b/Documentation/virt/kvm/devices/arm-vgic-v3.rst @@ -13,7 +13,8 @@ will act as the VM interrupt controller, requiring emulated user-space devices to inject interrupts to the VGIC instead of directly to CPUs. It is not possible to create both a GICv3 and GICv2 on the same VM. -Creating a guest GICv3 device requires a host GICv3 as well. +Creating a guest GICv3 device requires a host GICv3 host, or a GICv5 host with +support for FEAT_GCIE_LEGACY. Groups: