btrfs: sparse copy of a directory tree on btrfs

Tests file clone functionality of btrfs ("reflinks") on directory trees.
   - Create directory and subdirectory, each having one file
   - Create 2 recursive reflinked copies of the tree
   - Modify the original files
   - Modify one of the copies

[sandeen: mostly cosmetic changes]

Signed-off-by: Koen De Wit <koen.de.wit@oracle.com>
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Koen De Wit
2014-01-20 13:56:36 +11:00
committed by Dave Chinner
parent c8d9f19638
commit 890bc11974
3 changed files with 133 additions and 0 deletions
+1
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@@ -29,3 +29,4 @@
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