[Bug 1866458] Re: drbd not working after kernel upgrade 5.0.x -> 5.3.x

[Rafael David Tinoco]

Fix works in kernel 5.0 as well:

(k)rafaeldtinoco at drbdfix:~$ sudo dd if=/dev/zero of=/.loop bs=1M count=1024
1024+0 records in
1024+0 records out
1073741824 bytes (1.1 GB, 1.0 GiB) copied, 1.71956 s, 624 MB/s
(k)rafaeldtinoco at drbdfix:~$ sudo losetup --find --show /.loop
/dev/loop0
(k)rafaeldtinoco at drbdfix:~$  sudo modprobe drbd
(k)rafaeldtinoco at drbdfix:~$ sudo drbdadm create-md r0
initializing activity log
NOT initializing bitmap
Writing meta data...
New drbd meta data block successfully created.
(k)rafaeldtinoco at drbdfix:~$ sudo drbdadm -v up r0
drbdsetup-84 new-resource r0
drbdsetup-84 new-minor r0 0 0
drbdmeta 0 v08 /dev/loop0 internal apply-al
drbdsetup-84 attach 0 /dev/loop0 /dev/loop0 internal
drbdsetup-84 connect r0 ipv4:10.250.99.202:7788 ipv4:192.168.0.2:7788 --protocol=C --cram-hmac-alg=sha1 --shared-secret=secret
(k)rafaeldtinoco at drbdfix:~$ uname -a
Linux drbdfix 5.0.0-43-generic #47~18.04.1-Ubuntu SMP Mon Mar 2 04:28:21 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux

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Title:
  drbd  not working after kernel upgrade 5.0.x -> 5.3.x

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