Commits
![Theodore Ts'o](https://secure.gravatar.com/avatar/fe4605d663cd4896cd8cc9dd778903dd.jpg?s=96&d=mm)
Theodore Ts'o committed bb5835edcdf
ext4: add new ioctl EXT4_IOC_GET_ES_CACHE For debugging reasons, it's useful to know the contents of the extent cache. Since the extent cache contains much of what is in the fiemap ioctl, use an fiemap-style interface to return this information. Signed-off-by: Theodore Ts'o <tytso@mit.edu>