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author | David Hildenbrand <dahi@linux.vnet.ibm.com> | 2016-01-21 15:45:50 +0300 |
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committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2016-02-10 15:12:55 +0300 |
commit | eaf2b656cf14c2088b1b3193742c40a399b1df14 (patch) | |
tree | b4623780fe4ed6f4aac39c3ac00e142693ba734e /Documentation/virtual/kvm | |
parent | aad3c1d9603fe7b1796c5529630c961566cbb663 (diff) | |
download | linux-eaf2b656cf14c2088b1b3193742c40a399b1df14.tar.xz |
KVM: s390: add documentation of KVM_S390_VM_CRYPTO
Let's properly document KVM_S390_VM_CRYPTO and its attributes.
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'Documentation/virtual/kvm')
-rw-r--r-- | Documentation/virtual/kvm/devices/vm.txt | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/Documentation/virtual/kvm/devices/vm.txt b/Documentation/virtual/kvm/devices/vm.txt index 27c1a3bddad0..a9ea8774a45f 100644 --- a/Documentation/virtual/kvm/devices/vm.txt +++ b/Documentation/virtual/kvm/devices/vm.txt @@ -103,3 +103,36 @@ the POP (u64). Parameters: address of a buffer in user space to store the data (u64) to Returns: -EFAULT if the given address is not accessible from kernel space + +4. GROUP: KVM_S390_VM_CRYPTO +Architectures: s390 + +4.1. ATTRIBUTE: KVM_S390_VM_CRYPTO_ENABLE_AES_KW (w/o) + +Allows user space to enable aes key wrapping, including generating a new +wrapping key. + +Parameters: none +Returns: 0 + +4.2. ATTRIBUTE: KVM_S390_VM_CRYPTO_ENABLE_DEA_KW (w/o) + +Allows user space to enable dea key wrapping, including generating a new +wrapping key. + +Parameters: none +Returns: 0 + +4.3. ATTRIBUTE: KVM_S390_VM_CRYPTO_DISABLE_AES_KW (w/o) + +Allows user space to disable aes key wrapping, clearing the wrapping key. + +Parameters: none +Returns: 0 + +4.4. ATTRIBUTE: KVM_S390_VM_CRYPTO_DISABLE_DEA_KW (w/o) + +Allows user space to disable dea key wrapping, clearing the wrapping key. + +Parameters: none +Returns: 0 |