diff options
| author |   Dominik Dingel <dingel@linux.vnet.ibm.com> | 2014-04-09 13:13:00 +0200 |
|---|---|---|
| committer |   Christian Borntraeger <borntraeger@de.ibm.com> | 2014-04-22 13:24:32 +0200 |
| commit | 4f718eab262868aeab83774ec4ce25e6a9906657 (patch) | |
| tree | e5913e863cea1909a1cac6b9f1cafcf4f57ef446 /arch/s390/include/uapi/asm/kvm.h | |
| parent | KVM: s390: make cmma usage conditionally (diff) | |
| download | linux-dev-4f718eab262868aeab83774ec4ce25e6a9906657.tar.xz linux-dev-4f718eab262868aeab83774ec4ce25e6a9906657.zip | |
KVM: s390: Exploiting generic userspace interface for cmma
To enable CMMA and to reset its state we use the vm kvm_device ioctls,
encapsulating attributes within the KVM_S390_VM_MEM_CTRL group.
Signed-off-by: Dominik Dingel <dingel@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/include/uapi/asm/kvm.h')
| -rw-r--r-- | arch/s390/include/uapi/asm/kvm.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/s390/include/uapi/asm/kvm.h b/arch/s390/include/uapi/asm/kvm.h index c003c6a73b1e..e35c79821d29 100644 --- a/arch/s390/include/uapi/asm/kvm.h +++ b/arch/s390/include/uapi/asm/kvm.h @@ -54,6 +54,13 @@ struct kvm_s390_io_adapter_req { __u64 addr; }; +/* kvm attr_group on vm fd */ +#define KVM_S390_VM_MEM_CTRL 0 + +/* kvm attributes for mem_ctrl */ +#define KVM_S390_VM_MEM_ENABLE_CMMA 0 +#define KVM_S390_VM_MEM_CLR_CMMA 1 + /* for KVM_GET_REGS and KVM_SET_REGS */ struct kvm_regs { /* general purpose regs for s390 */ |