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| author | Mike Snitzer <snitzer@redhat.com> | 2015-07-15 11:40:24 -0400 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2015-07-16 10:23:50 -0400 |
| commit | e4c78e210daea17f82f12037005df225e22189b9 (patch) | |
| tree | 14ad14aa5ba061cd7ed8bc57ce4937c105001b01 /Documentation | |
| parent | bcc696fac11fe13e59dda5aaec6322a25b7c9a3a (diff) | |
| download | linux-e4c78e210daea17f82f12037005df225e22189b9.tar.bz2 | |
dm thin: display 'needs_check' in status if it is set
There is currently no way to see that the needs_check flag has been set
in the metadata. Display 'needs_check' in the thin-pool status if it is
set in the thinp metadata.
Also, update thinp documentation.
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/device-mapper/thin-provisioning.txt | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/Documentation/device-mapper/thin-provisioning.txt b/Documentation/device-mapper/thin-provisioning.txt index 4f67578b2954..1699a55b7b70 100644 --- 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> |