f2fs: add largest/cached stat in extent cache
authorChao Yu <chao2.yu@samsung.com>
Wed, 19 Aug 2015 11:12:20 +0000 (19:12 +0800)
committerJaegeuk Kim <jaegeuk@kernel.org>
Sat, 22 Aug 2015 05:45:15 +0000 (22:45 -0700)
commit91c481fff92c705dd382f1f53c01e6b6b88507d0
tree5a4192bcf89ce525bd9992cf879c16f886acf035
parente2b4e2bc8865e03eecd49caa9713a2402a96bba9
f2fs: add largest/cached stat in extent cache

This patch adds to stat the hit count of largest/cached node for showing
in debugfs.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
fs/f2fs/debug.c
fs/f2fs/extent_cache.c
fs/f2fs/f2fs.h