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Diffstat (limited to 'Documentation/btrfs-device.asciidoc')
| -rw-r--r-- | Documentation/btrfs-device.asciidoc | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Documentation/btrfs-device.asciidoc b/Documentation/btrfs-device.asciidoc index 5e5aed61..88822ece 100644 --- a/Documentation/btrfs-device.asciidoc +++ b/Documentation/btrfs-device.asciidoc @@ -80,8 +80,11 @@ lowest device id. Alias of remove kept for backward compatibility *ready* <device>:: -Wait until all devices of a multiple-device filesystem are scanned and registered -within the kernel module. +Wait until all devices of a multiple-device filesystem are scanned and +registered within the kernel module. This is to provide a way for automatic +filesystem mounting tools to wait before the mount can start. The device scan +is only one of the preconditions and the mount can fail for other reasons. +Normal users usually do not need this command and may safely ignore it. *scan* [(--all-devices|-d)|<device> [<device>...]]:: Scan devices for a btrfs filesystem and register them with the kernel module. |