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| author | Mike Christie <mchristi@redhat.com> | 2016-08-18 18:38:44 +0200 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2016-08-24 23:49:17 +0200 |
| commit | 92a58671549f365a962517cc7cccb624dea8581e (patch) | |
| tree | 12dc735f12c6e253209d0b69d6a78ea2b743f391 /Documentation/ABI | |
| parent | 267fb90b8344eeb6f835734e356b422f78617088 (diff) | |
| download | blackbird-obmc-linux-92a58671549f365a962517cc7cccb624dea8581e.tar.gz blackbird-obmc-linux-92a58671549f365a962517cc7cccb624dea8581e.zip | |
rbd: add 'snap_id' sysfs rbd device attribute
Export snap id in sysfs, so tools like multipathd can use it in a uuid.
Signed-off-by: Mike Christie <mchristi@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-rbd | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-rbd b/Documentation/ABI/testing/sysfs-bus-rbd index 9a655f3f4386..7bf8d4fa6f63 100644 --- a/Documentation/ABI/testing/sysfs-bus-rbd +++ b/Documentation/ABI/testing/sysfs-bus-rbd @@ -102,6 +102,10 @@ current_snap The current snapshot for which the device is mapped. +snap_id + + The current snapshot's id. (August 2016, since 4.9.) + parent Information identifying the chain of parent images in a layered rbd |
