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-rw-r--r--Documentation/ABI/testing/sysfs-bus-cxl13
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-cxl b/Documentation/ABI/testing/sysfs-bus-cxl
index c80a1b5a03db..16a9b3d2e2c0 100644
--- a/Documentation/ABI/testing/sysfs-bus-cxl
+++ b/Documentation/ABI/testing/sysfs-bus-cxl
@@ -508,6 +508,19 @@ Description:
(RO) The size of extended linear cache, if there is an extended
linear cache. Otherwise the attribute will not be visible.
+
+What: /sys/bus/cxl/devices/regionZ/locked
+Date: Mar, 2026
+KernelVersion: v7.1
+Contact: linux-cxl@vger.kernel.org
+Description:
+ (RO) The CXL driver has the capability to lock a region based on
+ a BIOS or platform dependent configuration. Regions created as
+ locked are never permitted to be destroyed. Resets to participating
+ decoders will not result in a region destroy and will not free the
+ decoder resources.
+
+
What: /sys/bus/cxl/devices/regionZ/mode
Date: January, 2023
KernelVersion: v6.3