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ntfs: Use new syncing helpers and update comments

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Use new syncing helpers in .write and .aio_write functions. Also
remove superfluous syncing in ntfs_file_buffered_write() and update
comments about generic_osync_inode().

CC: Anton Altaparmakov <aia21@cantab.net>
CC: linux-ntfs-dev@lists.sourceforge.net
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2009-08-18 18:13:58 +02:00
parent 0d34ec62e1
commit ebbbf757c6
2 changed files with 10 additions and 19 deletions
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16
fs/ntfs/file.c
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@ -2076,14 +2076,6 @@ err_out:
*ppos = pos;
if (cached_page)
page_cache_release(cached_page);
/* For now, when the user asks for O_SYNC, we actually give O_DSYNC. */
if (likely(!status)) {
if (unlikely((file->f_flags & O_SYNC) || IS_SYNC(vi))) {
if (!mapping->a_ops->writepage || !is_sync_kiocb(iocb))
status = generic_osync_inode(vi, mapping,
OSYNC_METADATA|OSYNC_DATA);
}
}
pagevec_lru_add_file(&lru_pvec);
ntfs_debug("Done. Returning %s (written 0x%lx, status %li).",
written ? "written" : "status", (unsigned long)written,
@ -2145,8 +2137,8 @@ static ssize_t ntfs_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
mutex_lock(&inode->i_mutex);
ret = ntfs_file_aio_write_nolock(iocb, iov, nr_segs, &iocb->ki_pos);
mutex_unlock(&inode->i_mutex);
if (ret > 0 && ((file->f_flags & O_SYNC) || IS_SYNC(inode))) {
int err = sync_page_range(inode, mapping, pos, ret);
if (ret > 0) {
int err = generic_write_sync(file, pos, ret);
if (err < 0)
ret = err;
}
@ -2173,8 +2165,8 @@ static ssize_t ntfs_file_writev(struct file *file, const struct iovec *iov,
if (ret == -EIOCBQUEUED)
ret = wait_on_sync_kiocb(&kiocb);
mutex_unlock(&inode->i_mutex);
if (ret > 0 && ((file->f_flags & O_SYNC) || IS_SYNC(inode))) {
int err = sync_page_range(inode, mapping, *ppos - ret, ret);
if (ret > 0) {
int err = generic_write_sync(file, *ppos - ret, ret);
if (err < 0)
ret = err;
}