diff options
| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2016-08-02 14:05:28 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-08-02 19:35:21 -0400 |
| commit | 4ce5c3426cbe9193f82345fb103e17dc3335eb4f (patch) | |
| tree | 29ba0e8834b540907a3a85094b5a5ce4d44dcb63 /fs/nilfs2/nilfs.h | |
| parent | ad980c9ab77cc4e0edc5dd3361fd69daabeb99f9 (diff) | |
nilfs2: use BIT() macro
Replace bit shifts by BIT macro for clarity.
Link: http://lkml.kernel.org/r/1465825507-3407-3-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/nilfs2/nilfs.h')
| -rw-r--r-- | fs/nilfs2/nilfs.h | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/fs/nilfs2/nilfs.h b/fs/nilfs2/nilfs.h index 46fbd4e00315..2ba8a146af1f 100644 --- a/fs/nilfs2/nilfs.h +++ b/fs/nilfs2/nilfs.h @@ -119,20 +119,19 @@ enum { /* * Macros to check inode numbers */ -#define NILFS_MDT_INO_BITS \ - ((unsigned int)(1 << NILFS_DAT_INO | 1 << NILFS_CPFILE_INO | \ - 1 << NILFS_SUFILE_INO | 1 << NILFS_IFILE_INO | \ - 1 << NILFS_ATIME_INO | 1 << NILFS_SKETCH_INO)) +#define NILFS_MDT_INO_BITS \ + (BIT(NILFS_DAT_INO) | BIT(NILFS_CPFILE_INO) | \ + BIT(NILFS_SUFILE_INO) | BIT(NILFS_IFILE_INO) | \ + BIT(NILFS_ATIME_INO) | BIT(NILFS_SKETCH_INO)) -#define NILFS_SYS_INO_BITS \ - ((unsigned int)(1 << NILFS_ROOT_INO) | NILFS_MDT_INO_BITS) +#define NILFS_SYS_INO_BITS (BIT(NILFS_ROOT_INO) | NILFS_MDT_INO_BITS) #define NILFS_FIRST_INO(sb) (((struct the_nilfs *)sb->s_fs_info)->ns_first_ino) #define NILFS_MDT_INODE(sb, ino) \ - ((ino) < NILFS_FIRST_INO(sb) && (NILFS_MDT_INO_BITS & (1 << (ino)))) + ((ino) < NILFS_FIRST_INO(sb) && (NILFS_MDT_INO_BITS & BIT(ino))) #define NILFS_VALID_INODE(sb, ino) \ - ((ino) >= NILFS_FIRST_INO(sb) || (NILFS_SYS_INO_BITS & (1 << (ino)))) + ((ino) >= NILFS_FIRST_INO(sb) || (NILFS_SYS_INO_BITS & BIT(ino))) /** * struct nilfs_transaction_info: context information for synchronization |