tree 09cddea5e445f6d3be86314ef050c7287e9cbae1
parent 7de6738bd5e8b2bf58e8d356ebf448bb551fa38d
author Jaegeuk Kim <jaegeuk@google.com> 1547666159 -0800
committer Jaegeuk Kim <jaegeuk@kernel.org> 1549939006 -0800

f2fs_io: add read

f2fs_io read [chunk_size in 4kb] [offset in chunk_size] [count] [IO] [print_nbytes] [file_path]

Read data in file_path and print nbytes
IO can be
  buffered : buffered IO
  dio      : direct IO

Change-Id: I912adc4f443c3656ad067d29a1e2f581b79d28e6
Signed-off-by: Jaegeuk Kim <jaegeuk@google.com>