There is an incompatibility with the following function compared to 4.4A00.
Number | Item |
---|---|
1 | [RHEL8] Loop back mount disabled |
Note
When the OS after upgrading is RHEL8, an incompatibility of the number 1 occurs.
Incompatibility description
Operation when mounting an image file (such as iso) located on the GFS Shared File System as a loop device by mount(8) with the -o loop option has been changed.
Before change: Mount terminates normally.
After change: Mount terminates abnormally with the following message:
mount: mountpoint wrong fs type, bad option, bad superblock on /dev/loop0, missing codepage or helper program, or other error. |
Corrective action
Copy the image file to a file system other than the GFS Shared File System, and then mount the file.