KVM: ppc: enable KVM_TRACE building for powerpc

This patch enables KVM_TRACE to build for PowerPC arch. This means just
adding sections to Kconfig and Makefile.

Signed-off-by: Jerone Young <jyoung5@us.ibm.com>
Signed-off-by: Christian Ehrhardt <ehrhardt@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>

1 files changed, 11 insertions, 0 deletions

diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig
index 6b076010213b..53aaa66b25e5 100644
--- a/arch/powerpc/kvm/Kconfig
+++ b/arch/powerpc/kvm/Kconfig
@@ -37,6 +37,17 @@ config KVM_BOOKE_HOST
           Provides host support for KVM on Book E PowerPC processors. Currently
           this works on 440 processors only.
 
+config KVM_TRACE
+        bool "KVM trace support"
+        depends on KVM && MARKERS && SYSFS
+        select RELAY
+        select DEBUG_FS
+        default n
+        ---help---
+          This option allows reading a trace of kvm-related events through
+          relayfs.  Note the ABI is not considered stable and will be
+          modified in future updates.
+
 source drivers/virtio/Kconfig
 
 endif # VIRTUALIZATION