diff options
Diffstat (limited to 'storage/devicelibs')
| -rw-r--r-- | storage/devicelibs/dm.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/storage/devicelibs/dm.py b/storage/devicelibs/dm.py index 74d8228de..29df1266e 100644 --- a/storage/devicelibs/dm.py +++ b/storage/devicelibs/dm.py @@ -22,6 +22,7 @@ import os +import block import iutil from ..errors import * @@ -32,6 +33,10 @@ import logging log = logging.getLogger("storage") def name_from_dm_node(dm_node): + name = block.getNameFromDmNode(dm_node) + if name is not None: + return name + st = os.stat("/dev/%s" % dm_node) major = os.major(st.st_rdev) minor = os.minor(st.st_rdev) @@ -44,6 +49,10 @@ def name_from_dm_node(dm_node): return name.strip() def dm_node_from_name(map_name): + dm_node = block.getDmNodeFromName(map_name) + if dm_node is not None: + return dm_node + devnum = iutil.execWithCapture("dmsetup", ["info", "--columns", "--noheadings", |