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-rw-r--r--Documentation/admin-guide/device-mapper/writecache.rst1
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/admin-guide/device-mapper/writecache.rst b/Documentation/admin-guide/device-mapper/writecache.rst
index 6bf78b0446ac..2104812f0281 100644
--- a/Documentation/admin-guide/device-mapper/writecache.rst
+++ b/Documentation/admin-guide/device-mapper/writecache.rst
@@ -75,6 +75,7 @@ Constructor parameters:
the origin volume in the last n milliseconds
Status:
+
1. error indicator - 0 if there was no error, otherwise error number
2. the number of blocks
3. the number of free blocks