4/5/2023 0 Comments Mount loopback device![]() To un-mount the loopback file system, type umount /mnt/vfs follow with losetup -d /dev/loop0 to effectively remove the loopback file system and release loopback device subsequently. 3: Make a mount point mkdir /mnt/test 4: Mount the new file mount -t ext4 /tmp/test /mnt/test.For example, you can type df -h to confirm its “disk usage”, type tune2fs -l /dev/loop0 to print its file system settings, create / remove files or directories, etc. Type mount -t ext3 /dev/loop0 /mnt/vfs to mount the loopback device (regular disk file) to /mnt/vfs as a “regular” Linux EXT3 file system! Now, all the Linux file system-related commands can be act on this unusual Linux file system. LKML Archive on help / color / mirror / Atom feed Linux v4.2 workqueue: llvmlinux: acpid: BUG: sleeping function called from invalid context at kernel/workqueue.Type mkdir /mnt/vfs to create a directory (as mount point) in /mnt.Hence, we are creating a file system within file system, or creating a file system (mkfs) without using a disk partition directly Type mkfs -t ext3 -m 1 -v /dev/loop0 to create a Linux EXT3 file system with 1% reserved block count on the loopback device that’s currently associated with a regular disk file.Alternative, type losetup /dev/loop0 to confirm Type echo $? to confirm the previous step is completed successfully without error – a zero will be returned to indicate success. ![]() So losetup -a gives you overview about the used loop devices and attached files.
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