f2fs: avoid lock debugging overhead
If CONFIG_F2FS_CHECK_FS is unset, we don't need to add any debugging overhead.
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 72718ef..417280a 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -22,8 +22,10 @@
#ifdef CONFIG_F2FS_CHECK_FS
#define f2fs_bug_on(condition) BUG_ON(condition)
+#define f2fs_down_write(x, y) down_write_nest_lock(x, y)
#else
#define f2fs_bug_on(condition)
+#define f2fs_down_write(x, y) down_write(x)
#endif
/*
@@ -556,7 +558,7 @@
static inline void f2fs_lock_all(struct f2fs_sb_info *sbi)
{
- down_write_nest_lock(&sbi->cp_rwsem, &sbi->cp_mutex);
+ f2fs_down_write(&sbi->cp_rwsem, &sbi->cp_mutex);
}
static inline void f2fs_unlock_all(struct f2fs_sb_info *sbi)