KVM: s390: change help text of guest Kconfig

The current help text for CONFIG_S390_GUEST is not very helpful.
Lets add more text.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 4c03049..bc581d8 100644 (file)
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -565,13 +565,16 @@ config ZFCPDUMP
          Refer to <file:Documentation/s390/zfcpdump.txt> for more details on this.
 
 config S390_GUEST
-bool "s390 guest support (EXPERIMENTAL)"
+bool "s390 guest support for KVM (EXPERIMENTAL)"
        depends on 64BIT && EXPERIMENTAL
        select VIRTIO
        select VIRTIO_RING
        select VIRTIO_CONSOLE
        help
-         Select this option if you want to run the kernel under s390 linux
+         Select this option if you want to run the kernel as a guest under
+         the KVM hypervisor. This will add detection for KVM as well  as a
+         virtio transport. If KVM is detected, the virtio console will be
+         the default console.
 endmenu
 
 source "net/Kconfig"