ext3: kill 2 useless magic numbers

dx_root_limit() will never return 20, and I can't figure out what 20
stands for.  This function has never changed since htree directory
indexing was merged.

Similar for dx_node_limit() and the magic 22.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Andreas Dilger <adilger@sun.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Li Zefan 2008-07-25 01:46:29 -07:00 committed by Linus Torvalds
parent fc80c44277
commit 8ef2720397

View File

@ -240,13 +240,13 @@ static inline unsigned dx_root_limit (struct inode *dir, unsigned infosize)
{
unsigned entry_space = dir->i_sb->s_blocksize - EXT3_DIR_REC_LEN(1) -
EXT3_DIR_REC_LEN(2) - infosize;
return 0? 20: entry_space / sizeof(struct dx_entry);
return entry_space / sizeof(struct dx_entry);
}
static inline unsigned dx_node_limit (struct inode *dir)
{
unsigned entry_space = dir->i_sb->s_blocksize - EXT3_DIR_REC_LEN(0);
return 0? 22: entry_space / sizeof(struct dx_entry);
return entry_space / sizeof(struct dx_entry);
}
/*