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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2014-03-04 22:38:00 -0500 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-05-06 17:32:45 -0400 |
| commit | a6cbcd4a4a85e2fdb0b3344b88df2e8b3d526b9e (patch) | |
| tree | c0f054759a0b9c26881109968ad018fe759af458 /fs/ext4 | |
| parent | ext4: switch the guts of ->direct_IO() to iov_iter (diff) | |
| download | linux-dev-a6cbcd4a4a85e2fdb0b3344b88df2e8b3d526b9e.tar.xz linux-dev-a6cbcd4a4a85e2fdb0b3344b88df2e8b3d526b9e.zip | |
get rid of pointless iov_length() in ->direct_IO()
all callers have iov_length(iter->iov, iter->nr_segs) == iov_iter_count(iter)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/indirect.c | 2 | ||||
| -rw-r--r-- | fs/ext4/inode.c | 8 |
2 files changed, 5 insertions, 5 deletions
diff --git a/fs/ext4/indirect.c b/fs/ext4/indirect.c index eb5ae16902d0..123898a6af05 100644 --- a/fs/ext4/indirect.c +++ b/fs/ext4/indirect.c @@ -647,7 +647,7 @@ ssize_t ext4_ind_direct_IO(int rw, struct kiocb *iocb, handle_t *handle; ssize_t ret; int orphan = 0; - size_t count = iov_length(iter->iov, iter->nr_segs); + size_t count = iov_iter_count(iter); int retries = 0; if (rw == WRITE) { diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 29996c1b673e..2b993579a968 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -3090,7 +3090,7 @@ static ssize_t ext4_ext_direct_IO(int rw, struct kiocb *iocb, struct file *file = iocb->ki_filp; struct inode *inode = file->f_mapping->host; ssize_t ret; - size_t count = iov_length(iter->iov, iter->nr_segs); + size_t count = iov_iter_count(iter); int overwrite = 0; get_block_t *get_block_func = NULL; int dio_flags = 0; @@ -3225,6 +3225,7 @@ static ssize_t ext4_direct_IO(int rw, struct kiocb *iocb, { struct file *file = iocb->ki_filp; struct inode *inode = file->f_mapping->host; + size_t count = iov_iter_count(iter); ssize_t ret; /* @@ -3237,13 +3238,12 @@ static ssize_t ext4_direct_IO(int rw, struct kiocb *iocb, if (ext4_has_inline_data(inode)) return 0; - trace_ext4_direct_IO_enter(inode, offset, iov_length(iter->iov, iter->nr_segs), rw); + trace_ext4_direct_IO_enter(inode, offset, count, rw); if (ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) ret = ext4_ext_direct_IO(rw, iocb, iter, offset); else ret = ext4_ind_direct_IO(rw, iocb, iter, offset); - trace_ext4_direct_IO_exit(inode, offset, - iov_length(iter->iov, iter->nr_segs), rw, ret); + trace_ext4_direct_IO_exit(inode, offset, count, rw, ret); return ret; } |