fs/bcachefs/bcachefs_ioctl.h

28  * filesystem:
33  * For BCH_IOCTL_READ_SUPER: get superblock of a specific device, not filesystem
59 /* filesystem ioctls: */
92 /* ioctl below act on a particular file, not the filesystem as a whole: */
97  * BCH_IOCTL_QUERY_UUID: get filesystem UUID
100  * the filesystem's sysfs directory may be found under /sys/fs/bcachefs with
115  * BCH_IOCTL_DISK_ADD: add a new device to an existing filesystem
118  * will be an online member of the filesystem just like any other member.
123  * not claim to be a member of any existing filesystem - UUIDs on it will be
128  * BCH_IOCTL_DISK_REMOVE: permanently remove a member device from a filesystem
131  * removed from its slot in the filesystem's list of member devices. The device
140  * BCH_IOCTL_DISK_ONLINE: given a disk that is already a member of a filesystem
144  * exactly as if @dev was present when the filesystem was first mounted
149  * block device, without removing it from the filesystem (so it can be brought
168  * BCH_IOCTL_DISK_SET_STATE: modify state of a member device of a filesystem
199  * BCH_IOCTL_DATA: operations that walk and manipulate filesystem data (e.g.
287  * BCH_IOCTL_FS_USAGE: query filesystem disk space usage
351  * BCH_IOCTL_READ_SUPER: read filesystem superblock
373  * BCH_IOCTL_DISK_GET_IDX: give a path to a block device, query filesystem to
383  * BCH_IOCTL_DISK_RESIZE: resize filesystem on a device
441  * BCH_IOCTL_QUERY_ACCOUNTING: query filesystem disk accounting