Merge ~kissiel/checkbox-support:hostfs-detection-fix into checkbox-support:master

[Maciej Kisielewski]

add hostfs as a proper root partitions in udevadm parser

[Sylvain Pineau (sylvain-pineau)]

+1000

review: Approve

diff --git a/checkbox_support/parsers/udevadm.py b/checkbox_support/parsers/udevadm.py
index 2c6181a..518894b 100644
--- a/checkbox_support/parsers/udevadm.py
+++ b/checkbox_support/parsers/udevadm.py
@@ -117,7 +117,7 @@ def find_pkname_is_root_mountpoint(devname, lsblk=None):
             ):
                 return True
             if (
-                re.search('MOUNTPOINT=.*/writable', line) and
+                re.search('MOUNTPOINT=.*/(writable|hostfs)', line) and
                 line.startswith('KNAME="{}'.format(devname))
             ):
                 return True