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authorPaolo Bonzini <pbonzini@redhat.com>2023-02-04 16:57:43 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2023-02-04 16:57:43 +0300
commit25b72cf7da9f0d66eef3979187ddfda98d4efcd0 (patch)
tree492767ede5690f54b0917b4a9a6d00b7810d571f /Documentation
parentc2c46b10d52624376322b01654095a84611c7e09 (diff)
parent08ddbbdf0b55839ca93a12677a30a1ef24634969 (diff)
downloadlinux-25b72cf7da9f0d66eef3979187ddfda98d4efcd0.tar.xz
Merge tag 'kvmarm-fixes-6.2-3' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 fixes for 6.2, take #3 - Yet another fix for non-CPU accesses to the memory backing the VGICv3 subsystem - A set of fixes for the setlftest checking for the S1PTW behaviour after the fix that went in ealier in the cycle
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/virt/kvm/api.rst10
1 files changed, 7 insertions, 3 deletions
diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst
index 9807b05a1b57..0a67cb738013 100644
--- a/Documentation/virt/kvm/api.rst
+++ b/Documentation/virt/kvm/api.rst
@@ -8070,9 +8070,13 @@ considering the state as complete. VMM needs to ensure that the dirty
state is final and avoid missing dirty pages from another ioctl ordered
after the bitmap collection.
-NOTE: One example of using the backup bitmap is saving arm64 vgic/its
-tables through KVM_DEV_ARM_{VGIC_GRP_CTRL, ITS_SAVE_TABLES} command on
-KVM device "kvm-arm-vgic-its" when dirty ring is enabled.
+NOTE: Multiple examples of using the backup bitmap: (1) save vgic/its
+tables through command KVM_DEV_ARM_{VGIC_GRP_CTRL, ITS_SAVE_TABLES} on
+KVM device "kvm-arm-vgic-its". (2) restore vgic/its tables through
+command KVM_DEV_ARM_{VGIC_GRP_CTRL, ITS_RESTORE_TABLES} on KVM device
+"kvm-arm-vgic-its". VGICv3 LPI pending status is restored. (3) save
+vgic3 pending table through KVM_DEV_ARM_VGIC_{GRP_CTRL, SAVE_PENDING_TABLES}
+command on KVM device "kvm-arm-vgic-v3".
8.30 KVM_CAP_XEN_HVM
--------------------