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authorPaolo Bonzini <pbonzini@redhat.com>2022-02-24 08:49:56 -0500
committerPaolo Bonzini <pbonzini@redhat.com>2022-02-24 08:49:56 -0500
commit4dfc4ec2b7f5a3a27d166ac42cf8a583fa2d3284 (patch)
treebb946e646c0ddb8dd56d9d7d2198746452e80c4b /Documentation/virt
parent0828824158b1cb8108bb2b1f5eeab5826e6017e7 (diff)
parent93b71801a8274cd9511557faf04365a5de487197 (diff)
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Merge branch 'kvm-ppc-cap-210' into kvm-next-5.18
Diffstat (limited to 'Documentation/virt')
-rw-r--r--Documentation/virt/kvm/api.rst14
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst
index 622667cc87ef..c3e68c1531f0 100644
--- a/Documentation/virt/kvm/api.rst
+++ b/Documentation/virt/kvm/api.rst
@@ -7065,6 +7065,20 @@ indicated by the fd to the VM this is called on.
This is intended to support intra-host migration of VMs between userspace VMMs,
upgrading the VMM process without interrupting the guest.
+7.30 KVM_CAP_PPC_AIL_MODE_3
+-------------------------------
+
+:Capability: KVM_CAP_PPC_AIL_MODE_3
+:Architectures: ppc
+:Type: vm
+
+This capability indicates that the kernel supports the mode 3 setting for the
+"Address Translation Mode on Interrupt" aka "Alternate Interrupt Location"
+resource that is controlled with the H_SET_MODE hypercall.
+
+This capability allows a guest kernel to use a better-performance mode for
+handling interrupts and system calls.
+
8. Other capabilities.
======================