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2ba510dc75
Test btrfs file range cloning with the same file as a source and destination. This tests a specific scenario where the extent layout of the file confused the clone ioctl implementation making it return -EEXIST to userspace. This issue was fixed by the following linux kernel patch: Btrfs: fix range cloning when same inode used as source and destination Signed-off-by: Filipe Manana <fdmanana@suse.com> Reviewed-by: Josef Bacik <jbacik@fb.com> Reviewed-by: David Sterba <dsterba@suse.cz> Signed-off-by: Dave Chinner <david@fromorbit.com>