diff options
| author | Ritesh Harjani <riteshh@linux.ibm.com> | 2020-05-10 11:54:51 +0530 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2020-06-03 23:16:52 -0400 |
| commit | 6db074618969dc6fac4978e8043945fd440b310a (patch) | |
| tree | 341e1afd3334164ae8b368da12b266ea63be5b3c | |
| parent | 9bee5779ee26d6debc84e0f1e4e54daa93f13ebc (diff) | |
ext4: use BIT() macro for BH_** state bits
Simply use BIT() macro for all BH_** state bits instead of open
coding it.
There should be no functionality change in this patch.
Signed-off-by: Ritesh Harjani <riteshh@linux.ibm.com>
Link: https://lore.kernel.org/r/57667689f51a3f9dba2fcef7d3425187fa3ba69f.1589086800.git.riteshh@linux.ibm.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
| -rw-r--r-- | fs/ext4/ext4.h | 8 | ||||
| -rw-r--r-- | fs/ext4/inode.c | 4 |
2 files changed, 6 insertions, 6 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 5d901bf92ce9..89cac4e32018 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -171,10 +171,10 @@ struct ext4_allocation_request { * well as to store the information returned by ext4_map_blocks(). It * takes less room on the stack than a struct buffer_head. */ -#define EXT4_MAP_NEW (1 << BH_New) -#define EXT4_MAP_MAPPED (1 << BH_Mapped) -#define EXT4_MAP_UNWRITTEN (1 << BH_Unwritten) -#define EXT4_MAP_BOUNDARY (1 << BH_Boundary) +#define EXT4_MAP_NEW BIT(BH_New) +#define EXT4_MAP_MAPPED BIT(BH_Mapped) +#define EXT4_MAP_UNWRITTEN BIT(BH_Unwritten) +#define EXT4_MAP_BOUNDARY BIT(BH_Boundary) #define EXT4_MAP_FLAGS (EXT4_MAP_NEW | EXT4_MAP_MAPPED |\ EXT4_MAP_UNWRITTEN | EXT4_MAP_BOUNDARY) diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 456e8a6b4809..043ee7efce5f 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -2084,7 +2084,7 @@ static int mpage_submit_page(struct mpage_da_data *mpd, struct page *page) return err; } -#define BH_FLAGS ((1 << BH_Unwritten) | (1 << BH_Delay)) +#define BH_FLAGS (BIT(BH_Unwritten) | BIT(BH_Delay)) /* * mballoc gives us at most this number of blocks... @@ -2364,7 +2364,7 @@ static int mpage_map_one_extent(handle_t *handle, struct mpage_da_data *mpd) dioread_nolock = ext4_should_dioread_nolock(inode); if (dioread_nolock) get_blocks_flags |= EXT4_GET_BLOCKS_IO_CREATE_EXT; - if (map->m_flags & (1 << BH_Delay)) + if (map->m_flags & BIT(BH_Delay)) get_blocks_flags |= EXT4_GET_BLOCKS_DELALLOC_RESERVE; err = ext4_map_blocks(handle, inode, map, get_blocks_flags); |