Merge remote-tracking branches 'regulator/fix/88pm800', 'regulator/fix/max8973',...

[karo-tx-linux.git] / Documentation / device-mapper / thin-provisioning.txt

diff --git a/Documentation/device-mapper/thin-provisioning.txt b/Documentation/device-mapper/thin-provisioning.txt
index 4f67578b295483bcc14d48f069c6ded3581e3f94..1699a55b7b709adddd18b97cd769cb8946662e48 100644 (file)
--- a/Documentation/device-mapper/thin-provisioning.txt
+++ b/Documentation/device-mapper/thin-provisioning.txt
@@ -296,7 +296,7 @@ ii) Status
        underlying device.  When this is enabled when loading the table,
        it can get disabled if the underlying device doesn't support it.
 
-    ro|rw
+    ro|rw|out_of_data_space
        If the pool encounters certain types of device failures it will
        drop into a read-only metadata mode in which no changes to
        the pool metadata (like allocating new blocks) are permitted.
@@ -314,6 +314,13 @@ ii) Status
        module parameter can be used to change this timeout -- it
        defaults to 60 seconds but may be disabled using a value of 0.
 
+    needs_check
+       A metadata operation has failed, resulting in the needs_check
+       flag being set in the metadata's superblock.  The metadata
+       device must be deactivated and checked/repaired before the
+       thin-pool can be made fully operational again.  '-' indicates
+       needs_check is not set.
+
 iii) Messages
 
     create_thin <dev id>