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Diffstat (limited to 'Documentation/virtual/kvm/api.txt')
| -rw-r--r-- | Documentation/virtual/kvm/api.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt index 6e53ff51422f..5ebf47d99e56 100644 --- a/Documentation/virtual/kvm/api.txt +++ b/Documentation/virtual/kvm/api.txt @@ -218,6 +218,11 @@ allocation of vcpu ids. For example, if userspace wants single-threaded guest vcpus, it should make all vcpu ids be a multiple of the number of vcpus per vcore. +For virtual cpus that have been created with S390 user controlled virtual +machines, the resulting vcpu fd can be memory mapped at page offset +KVM_S390_SIE_PAGE_OFFSET in order to obtain a memory map of the virtual +cpu's hardware control block. + 4.8 KVM_GET_DIRTY_LOG (vm ioctl) Capability: basic |
