tree 984e7ceae8a02605c0626375f26abab96126c440
parent d5e8f6c9800c382cc55d8df801775d51311f8f21
author Chao Yu <chao2.yu@samsung.com> 1436952589 +0800
committer Jaegeuk Kim <jaegeuk@kernel.org> 1438787286 -0700

f2fs: use atomic_t to record hit ratio info of extent cache

Variables for recording extent cache ratio info were updated without
protection, this patch tries to alter them to atomic_t type for more
accurate stat.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>