/usr/lib/dracut/modules.d/90btrfs
NameSizeModeActions
80-btrfs.rules2700644editdlrm
btrfs_device_ready.sh4670755editdlrm
btrfs_finished.sh5970755editdlrm
btrfs_timeout.sh1420755editdlrm
module-setup.sh12380755editdlrm
Edit: /usr/lib/dracut/modules.d/90btrfs/btrfs_timeout.sh (142B)
#!/bin/sh type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh info "Scanning for all btrfs devices" /sbin/btrfs device scan >/dev/null 2>&1