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-rw-r--r--Documentation/ABI/testing/sysfs-devices-system-cpu10
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu
index 5f7d7b14fa44..06d0931119cc 100644
--- a/Documentation/ABI/testing/sysfs-devices-system-cpu
+++ b/Documentation/ABI/testing/sysfs-devices-system-cpu
@@ -562,3 +562,13 @@ Description: Umwait control
or C0.2 state. The time is an unsigned 32-bit number.
Note that a value of zero means there is no limit.
Low order two bits must be zero.
+
+What: /sys/devices/system/cpu/svm
+Date: August 2019
+Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org>
+ Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org>
+Description: Secure Virtual Machine
+
+ If 1, it means the system is using the Protected Execution
+ Facility in POWER9 and newer processors. i.e., it is a Secure
+ Virtual Machine.