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| author |   Fabian Frederick <fabf@skynet.be> | 2016-09-15 11:55:01 -0400 |
|---|---|---|
| committer |   Theodore Ts'o <tytso@mit.edu> | 2016-09-15 11:55:01 -0400 |
| commit | 518eaa6387df796d54e065e04502e800cae1df80 (patch) | |
| tree | 9b7ce844047f58763185a4a66cb7cd1f80666f51 /fs/ext4/file.c | |
| parent | ext4: remove unneeded test in ext4_alloc_file_blocks() (diff) | |
| download | linux-dev-518eaa6387df796d54e065e04502e800cae1df80.tar.xz linux-dev-518eaa6387df796d54e065e04502e800cae1df80.zip | |
ext4: create EXT4_MAX_BLOCKS() macro
Create a macro to calculate length + offset -> maximum blocks
This adds more readability.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/file.c')
| -rw-r--r-- | fs/ext4/file.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/ext4/file.c b/fs/ext4/file.c index 261ac3734c58..34acda78ce25 100644 --- a/fs/ext4/file.c +++ b/fs/ext4/file.c @@ -144,8 +144,7 @@ ext4_file_write_iter(struct kiocb *iocb, struct iov_iter *from) int err, len; map.m_lblk = pos >> blkbits; - map.m_len = (EXT4_BLOCK_ALIGN(pos + length, blkbits) >> blkbits) - - map.m_lblk; + map.m_len = EXT4_MAX_BLOCKS(length, pos, blkbits); len = map.m_len; err = ext4_map_blocks(NULL, inode, &map, 0); |