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Diffstat (limited to 'Documentation/btrfs-image.txt')
-rw-r--r-- | Documentation/btrfs-image.txt | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/Documentation/btrfs-image.txt b/Documentation/btrfs-image.txt index b7751f90..38265171 100644 --- a/Documentation/btrfs-image.txt +++ b/Documentation/btrfs-image.txt @@ -13,8 +13,13 @@ DESCRIPTION ----------- *btrfs-image* is used to create an image of a btrfs filesystem. All data will be zeroed, but metadata and the like is preserved. +Mainly used for debugging purposes. + +In the dump mode, source is the btrfs device/file and target is the output +file (use '-' for stdout). + +In the restore mode (option -r), source is the dumped image and target is the btrfs device/file. -Mainly used for debug purpose. OPTIONS ------- |