Add a note to warn potential breakage of 'disable-port -m' option
when using an older CXL CLI with a newer kernel.
Signed-off-by: Dave Jiang <dave.ji...@intel.com>
---
Documentation/cxl/cxl-enable-port.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/cxl/cxl-enable-port.txt
b/Documentation/cxl/cxl-enable-port.txt
index 00c40509f09e..5d918f8658e5 100644
--- a/Documentation/cxl/cxl-enable-port.txt
+++ b/Documentation/cxl/cxl-enable-port.txt
@@ -33,6 +33,12 @@ OPTIONS
memdev is only enabled after all CXL ports in its device topology
ancestry are enabled.
+ Note: release before v83 will not work starting with kernel v6.18 for
+ the '-m' option. However v83 or later will work with all previous
+ kernels. The kernel starting with v6.18 enumerates the CXL ports
+ and dports differently and the CXL ports hierachy is not established
+ until the memdev is probed by the kernel.
+
include::debug-option.txt[]
include::../copyright.txt[]
base-commit: b4caae2ed720d2ba51eabf449fd1e1105bd07dd1
--
2.50.1
