diff options
| author | Geert Uytterhoeven | 2019-06-20 16:42:08 +0200 |
|---|---|---|
| committer | Jaegeuk Kim | 2019-07-02 15:40:41 -0700 |
| commit | f91108b801ad7d7668c95841f4cb76494b2a9c8a (patch) | |
| tree | 54d815eab17ed49dc3d784c2da87f54a771b1115 | |
| parent | 2d821c12176bc1184701d548c987b2e2a39429ed (diff) | |
f2fs: Use DIV_ROUND_UP() instead of open-coding
Replace the open-coded divisions with round-up by calls to the
DIV_ROUND_UP() helper macro.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/f2fs.h | 4 | ||||
| -rw-r--r-- | fs/f2fs/file.c | 6 | ||||
| -rw-r--r-- | fs/f2fs/segment.h | 2 |
3 files changed, 6 insertions, 6 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 2be2b16573c3..8351fcfda309 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -480,8 +480,8 @@ static inline int get_inline_xattr_addrs(struct inode *inode); #define NR_INLINE_DENTRY(inode) (MAX_INLINE_DATA(inode) * BITS_PER_BYTE / \ ((SIZE_OF_DIR_ENTRY + F2FS_SLOT_LEN) * \ BITS_PER_BYTE + 1)) -#define INLINE_DENTRY_BITMAP_SIZE(inode) ((NR_INLINE_DENTRY(inode) + \ - BITS_PER_BYTE - 1) / BITS_PER_BYTE) +#define INLINE_DENTRY_BITMAP_SIZE(inode) \ + DIV_ROUND_UP(NR_INLINE_DENTRY(inode), BITS_PER_BYTE) #define INLINE_RESERVED_SIZE(inode) (MAX_INLINE_DATA(inode) - \ ((SIZE_OF_DIR_ENTRY + F2FS_SLOT_LEN) * \ NR_INLINE_DENTRY(inode) + \ diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 1331cae6b5c2..51de1bc6faea 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -1211,7 +1211,7 @@ roll_back: static int f2fs_do_collapse(struct inode *inode, loff_t offset, loff_t len) { struct f2fs_sb_info *sbi = F2FS_I_SB(inode); - pgoff_t nrpages = (i_size_read(inode) + PAGE_SIZE - 1) / PAGE_SIZE; + pgoff_t nrpages = DIV_ROUND_UP(i_size_read(inode), PAGE_SIZE); pgoff_t start = offset >> PAGE_SHIFT; pgoff_t end = (offset + len) >> PAGE_SHIFT; int ret; @@ -1464,7 +1464,7 @@ static int f2fs_insert_range(struct inode *inode, loff_t offset, loff_t len) pg_start = offset >> PAGE_SHIFT; pg_end = (offset + len) >> PAGE_SHIFT; delta = pg_end - pg_start; - idx = (i_size_read(inode) + PAGE_SIZE - 1) / PAGE_SIZE; + idx = DIV_ROUND_UP(i_size_read(inode), PAGE_SIZE); /* avoid gc operation during block exchange */ down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]); @@ -2362,7 +2362,7 @@ static int f2fs_defragment_range(struct f2fs_sb_info *sbi, if (!fragmented) goto out; - sec_num = (total + BLKS_PER_SEC(sbi) - 1) / BLKS_PER_SEC(sbi); + sec_num = DIV_ROUND_UP(total, BLKS_PER_SEC(sbi)); /* * make sure there are enough free section for LFS allocation, this can diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index 166ac0f07a4e..2ae6df03b998 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -109,7 +109,7 @@ #define START_SEGNO(segno) \ (SIT_BLOCK_OFFSET(segno) * SIT_ENTRY_PER_BLOCK) #define SIT_BLK_CNT(sbi) \ - ((MAIN_SEGS(sbi) + SIT_ENTRY_PER_BLOCK - 1) / SIT_ENTRY_PER_BLOCK) + DIV_ROUND_UP(MAIN_SEGS(sbi), SIT_ENTRY_PER_BLOCK) #define f2fs_bitmap_size(nr) \ (BITS_TO_LONGS(nr) * sizeof(unsigned long)) |