Add tracepoints to debug the various page write operation
like data pages, meta pages.
Signed-off-by: NNamjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: NPankaj Kumar <pankaj.km@samsung.com>
Acked-by: NSteven Rostedt <rostedt@goodmis.org>
[Jaegeuk: remove unnecessary tracepoints]
Signed-off-by: NJaegeuk Kim <jaegeuk.kim@samsung.com>