diff mbox series

wic: support rootdev identified by partition label

Message ID 20211123083329.2903686-1-adriaan.schmidt@siemens.com
State Accepted, archived
Commit 2fb247c5ecf057bb96649a3c0234794b4991c050
Headers show
Series wic: support rootdev identified by partition label | expand

Commit Message

Adriaan Schmidt Nov. 23, 2021, 8:33 a.m. UTC 
We already support specifying the rootfs by PARTUUID. This adds general
support for letting the kernel find the rootfs by PARTLABEL.

Signed-off-by: Adriaan Schmidt <adriaan.schmidt@siemens.com>
---
 scripts/lib/wic/plugins/imager/direct.py | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/scripts/lib/wic/plugins/imager/direct.py b/scripts/lib/wic/plugins/imager/direct.py
index c7bc2469ab..35fff7c102 100644
--- a/scripts/lib/wic/plugins/imager/direct.py
+++ b/scripts/lib/wic/plugins/imager/direct.py
@@ -259,6 +259,8 @@  class DirectPlugin(ImagerPlugin):
             if part.mountpoint == "/":
                 if part.uuid:
                     return "PARTUUID=%s" % part.uuid
+                elif part.label:
+                    return "PARTLABEL=%s" % part.label
                 else:
                     suffix = 'p' if part.disk.startswith('mmcblk') else ''
                     return "/dev/%s%s%-d" % (part.disk, suffix, part.realnum)