Test :: eoan
$ lsb_release -cs eoan
$ uname -rv 5.3.0-26-generic #28-Ubuntu SMP Wed Dec 18 05:37:46 UTC 2019
$ dpkg -s bcache-tools xfsprogs | grep -i version Version: 1.0.8-3 Version: 5.0.0-1ubuntu1
$ sudo hexdump -C $BACKING_DEV | grep -m2 -e XFSB -e 'fe ed ba be' 00002000 58 46 53 42 00 00 10 00 00 00 00 00 00 03 f0 00 |XFSB............| 00007000 fe ed ba be 00 00 00 01 00 00 00 02 00 00 02 00 |................|
Before:
$ dpkg -s libblkid1 | grep -i version Version: 2.34-0.1ubuntu2.1
$ sudo blkid -o udev -p $BACKING_DEV ID_FS_AMBIVALENT=other:bcache other:xfs_external_log
After:
$ dpkg -s libblkid1 | grep -i version Version: 2.34-0.1ubuntu2.2
$ sudo blkid -o udev -p $BACKING_DEV ID_FS_UUID=b42bee00-cc30-4966-8f09-6cddf2ebddf8 ID_FS_UUID_ENC=b42bee00-cc30-4966-8f09-6cddf2ebddf8 ID_FS_TYPE=bcache ID_FS_USAGE=other
Test :: eoan
$ lsb_release -cs
eoan
$ uname -rv
5.3.0-26-generic #28-Ubuntu SMP Wed Dec 18 05:37:46 UTC 2019
$ dpkg -s bcache-tools xfsprogs | grep -i version
Version: 1.0.8-3
Version: 5.0.0-1ubuntu1
$ sudo hexdump -C $BACKING_DEV | grep -m2 -e XFSB -e 'fe ed ba be'
00002000 58 46 53 42 00 00 10 00 00 00 00 00 00 03 f0 00 |XFSB............|
00007000 fe ed ba be 00 00 00 01 00 00 00 02 00 00 02 00 |................|
Before:
$ dpkg -s libblkid1 | grep -i version
Version: 2.34-0.1ubuntu2.1
$ sudo blkid -o udev -p $BACKING_DEV T=other: bcache other:xfs_ external_ log
ID_FS_AMBIVALEN
After:
$ dpkg -s libblkid1 | grep -i version
Version: 2.34-0.1ubuntu2.2
$ sudo blkid -o udev -p $BACKING_DEV b42bee00- cc30-4966- 8f09-6cddf2ebdd f8 ENC=b42bee00- cc30-4966- 8f09-6cddf2ebdd f8
ID_FS_UUID=
ID_FS_UUID_
ID_FS_TYPE=bcache
ID_FS_USAGE=other