summaryrefslogtreecommitdiff
path: root/Documentation/virt
diff options
context:
space:
mode:
authorArnaldo Carvalho de Melo <acme@redhat.com>2022-03-14 19:15:16 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-03-14 19:15:16 -0300
commit65eab2bc7dab326ee892ec5a4c749470b368b51a (patch)
tree341189a55a3d021db7f1c8a8e5b4772b6c782c25 /Documentation/virt
parentf693dac4794fae99c04f75a3a1a5c4018bb33144 (diff)
parent09688c0166e76ce2fb85e86b9d99be8b0084cdf9 (diff)
downloadlinux-65eab2bc7dab326ee892ec5a4c749470b368b51a.tar.gz
linux-65eab2bc7dab326ee892ec5a4c749470b368b51a.tar.bz2
linux-65eab2bc7dab326ee892ec5a4c749470b368b51a.zip
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes that went thru perf/urgent. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'Documentation/virt')
-rw-r--r--Documentation/virt/kvm/api.rst16
1 files changed, 15 insertions, 1 deletions
diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst
index a4267104db50..9f3172376ec3 100644
--- a/Documentation/virt/kvm/api.rst
+++ b/Documentation/virt/kvm/api.rst
@@ -1394,7 +1394,7 @@ documentation when it pops into existence).
-------------------
:Capability: KVM_CAP_ENABLE_CAP
-:Architectures: mips, ppc, s390
+:Architectures: mips, ppc, s390, x86
:Type: vcpu ioctl
:Parameters: struct kvm_enable_cap (in)
:Returns: 0 on success; -1 on error
@@ -6997,6 +6997,20 @@ 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.
======================