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| author |   Al Viro <viro@zeniv.linux.org.uk> | 2014-04-03 14:25:22 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-05-06 17:39:40 -0400 |
| commit | 3ef045c3d8ae8550abbfd44074efce6ff642cc86 (patch) | |
| tree | 046fd518ecb00555730da0c7f57cce57091beafb /fs/ocfs2 | |
| parent | xfs: switch to ->write_iter() (diff) | |
| download | linux-dev-3ef045c3d8ae8550abbfd44074efce6ff642cc86.tar.xz linux-dev-3ef045c3d8ae8550abbfd44074efce6ff642cc86.zip | |
ocfs2: switch to ->write_iter()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/ocfs2')
| -rw-r--r-- | fs/ocfs2/file.c | 30 |
1 files changed, 12 insertions, 18 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index bfaaba5373b9..64909ac2be43 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2233,15 +2233,13 @@ out: return ret; } -static ssize_t ocfs2_file_aio_write(struct kiocb *iocb, - const struct iovec *iov, - unsigned long nr_segs, - loff_t pos) +static ssize_t ocfs2_file_write_iter(struct kiocb *iocb, + struct iov_iter *from) { int ret, direct_io, appending, rw_level, have_alloc_sem = 0; int can_do_direct, has_refcount = 0; ssize_t written = 0; - size_t count; /* after file limit checks */ + size_t count = iov_iter_count(from); loff_t old_size, *ppos = &iocb->ki_pos; u32 old_clusters; struct file *file = iocb->ki_filp; @@ -2250,16 +2248,12 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb, int full_coherency = !(osb->s_mount_opt & OCFS2_MOUNT_COHERENCY_BUFFERED); int unaligned_dio = 0; - struct iov_iter from; - - count = iov_length(iov, nr_segs); - iov_iter_init(&from, WRITE, iov, nr_segs, count); trace_ocfs2_file_aio_write(inode, file, file->f_path.dentry, (unsigned long long)OCFS2_I(inode)->ip_blkno, file->f_path.dentry->d_name.len, file->f_path.dentry->d_name.name, - (unsigned int)nr_segs); + (unsigned int)from->nr_segs); /* GRRRRR */ if (iocb->ki_nbytes == 0) return 0; @@ -2362,16 +2356,16 @@ relock: if (ret) goto out_dio; - iov_iter_truncate(&from, count); + iov_iter_truncate(from, count); if (direct_io) { - written = generic_file_direct_write(iocb, &from, *ppos); + written = generic_file_direct_write(iocb, from, *ppos); if (written < 0) { ret = written; goto out_dio; } } else { current->backing_dev_info = file->f_mapping->backing_dev_info; - written = generic_perform_write(file, &from, *ppos); + written = generic_perform_write(file, from, *ppos); if (likely(written >= 0)) iocb->ki_pos = *ppos + written; current->backing_dev_info = NULL; @@ -2606,7 +2600,7 @@ static ssize_t ocfs2_file_read_iter(struct kiocb *iocb, /* buffered aio wouldn't have proper lock coverage today */ BUG_ON(ret == -EIOCBQUEUED && !(filp->f_flags & O_DIRECT)); - /* see ocfs2_file_aio_write */ + /* see ocfs2_file_write_iter */ if (ret == -EIOCBQUEUED || !ocfs2_iocb_is_rw_locked(iocb)) { rw_level = -1; have_alloc_sem = 0; @@ -2700,13 +2694,13 @@ const struct inode_operations ocfs2_special_file_iops = { const struct file_operations ocfs2_fops = { .llseek = ocfs2_file_llseek, .read = new_sync_read, - .write = do_sync_write, + .write = new_sync_write, .mmap = ocfs2_mmap, .fsync = ocfs2_sync_file, .release = ocfs2_file_release, .open = ocfs2_file_open, .read_iter = ocfs2_file_read_iter, - .aio_write = ocfs2_file_aio_write, + .write_iter = ocfs2_file_write_iter, .unlocked_ioctl = ocfs2_ioctl, #ifdef CONFIG_COMPAT .compat_ioctl = ocfs2_compat_ioctl, @@ -2748,13 +2742,13 @@ const struct file_operations ocfs2_dops = { const struct file_operations ocfs2_fops_no_plocks = { .llseek = ocfs2_file_llseek, .read = new_sync_read, - .write = do_sync_write, + .write = new_sync_write, .mmap = ocfs2_mmap, .fsync = ocfs2_sync_file, .release = ocfs2_file_release, .open = ocfs2_file_open, .read_iter = ocfs2_file_read_iter, - .aio_write = ocfs2_file_aio_write, + .write_iter = ocfs2_file_write_iter, .unlocked_ioctl = ocfs2_ioctl, #ifdef CONFIG_COMPAT .compat_ioctl = ocfs2_compat_ioctl, |