diff options
| author | Christian Borntraeger <borntraeger@de.ibm.com> | 2008-03-25 18:47:36 +0100 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-04-27 12:00:47 +0300 |
| commit | 77b455f1bcfa0fddb31b8e6f9f2adc246acb4216 (patch) | |
| tree | f16f4479739b1de7752c12363efbf82034258a5b /arch/s390 | |
| parent | e28acfea5dd9dbc67c2594cbefc140129dbd0e3f (diff) | |
| download | linux-77b455f1bcfa0fddb31b8e6f9f2adc246acb4216.tar.bz2 | |
KVM: s390: add kvm to kconfig on s390
This patch adds the virtualization submenu and the kvm option to the kernel
config. It also defines HAVE_KVM for 64bit kernels.
Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/Kconfig | 3 | ||||
| -rw-r--r-- | arch/s390/kvm/Kconfig | 43 |
2 files changed, 46 insertions, 0 deletions
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 513a0589e81d..9a742ce9cc92 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -73,6 +73,7 @@ config S390 select HAVE_OPROFILE select HAVE_KPROBES select HAVE_KRETPROBES + select HAVE_KVM if 64BIT source "init/Kconfig" @@ -540,3 +541,5 @@ source "security/Kconfig" source "crypto/Kconfig" source "lib/Kconfig" + +source "arch/s390/kvm/Kconfig" diff --git a/arch/s390/kvm/Kconfig b/arch/s390/kvm/Kconfig new file mode 100644 index 000000000000..2489b341a00b --- /dev/null +++ b/arch/s390/kvm/Kconfig @@ -0,0 +1,43 @@ +# +# KVM configuration +# +config HAVE_KVM + bool + +menuconfig VIRTUALIZATION + bool "Virtualization" + default y + ---help--- + Say Y here to get to see options for using your Linux host to run other + operating systems inside virtual machines (guests). + This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. + +if VIRTUALIZATION + +config KVM + tristate "Kernel-based Virtual Machine (KVM) support" + depends on HAVE_KVM && EXPERIMENTAL + select PREEMPT_NOTIFIERS + select ANON_INODES + select S390_SWITCH_AMODE + select PREEMPT + ---help--- + Support hosting paravirtualized guest machines using the SIE + virtualization capability on the mainframe. This should work + on any 64bit machine. + + This module provides access to the hardware capabilities through + a character device node named /dev/kvm. + + To compile this as a module, choose M here: the module + will be called kvm. + + If unsure, say N. + +# OK, it's a little counter-intuitive to do this, but it puts it neatly under +# the virtualization menu. +source drivers/virtio/Kconfig + +endif # VIRTUALIZATION |