QA output created by 304
Format and mount
Create the original files
Dedupe large single byte file
dedupe: Invalid argument
Dedupe large empty file
dedupe: Invalid argument
Dedupe past maximum file size in dest file (should fail)
dedupe: Invalid argument
Dedupe high offset to low offset
dedupe: Invalid argument
Dedupe past source file EOF (should fail)
dedupe: Invalid argument
Dedupe max size at nonzero offset (should fail)
dedupe: Invalid argument
Dedupe with huge off/len (should fail)
XFS_IOC_FILE_EXTENT_SAME: Invalid argument
Check file creation
file3
7ffffffffffffffe:  61  a
file4
file6
