ubifs: switch to ->write_iter()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 7 insertions, 12 deletions

diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index ab721529c57c..6bc4e8efbccf 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1363,17 +1363,17 @@ static inline int mctime_update_needed(const struct inode *inode,
 
 /**
  * update_ctime - update mtime and ctime of an inode.
- * @c: UBIFS file-system description object
  * @inode: inode to update
  *
  * This function updates mtime and ctime of the inode if it is not equivalent to
  * current time. Returns zero in case of success and a negative error code in
  * case of failure.
  */
-static int update_mctime(struct ubifs_info *c, struct inode *inode)
+static int update_mctime(struct inode *inode)
 {
         struct timespec now = ubifs_current_time(inode);
         struct ubifs_inode *ui = ubifs_inode(inode);
+        struct ubifs_info *c = inode->i_sb->s_fs_info;
 
         if (mctime_update_needed(inode, &now)) {
                 int err, release;
@@ -1396,18 +1396,13 @@ static int update_mctime(struct ubifs_info *c, struct inode *inode)
         return 0;
 }
 
-static ssize_t ubifs_aio_write(struct kiocb *iocb, const struct iovec *iov,
-                               unsigned long nr_segs, loff_t pos)
+static ssize_t ubifs_write_iter(struct kiocb *iocb, struct iov_iter *from)
 {
-        int err;
-        struct inode *inode = iocb->ki_filp->f_mapping->host;
-        struct ubifs_info *c = inode->i_sb->s_fs_info;
-
-        err = update_mctime(c, inode);
+        int err = update_mctime(file_inode(iocb->ki_filp));
         if (err)
                 return err;
 
-        return generic_file_aio_write(iocb, iov, nr_segs, pos);
+        return generic_file_write_iter(iocb, from);
 }
 
 static int ubifs_set_page_dirty(struct page *page)
@@ -1583,9 +1578,9 @@ const struct inode_operations ubifs_symlink_inode_operations = {
 const struct file_operations ubifs_file_operations = {
         .llseek         = generic_file_llseek,
         .read           = new_sync_read,
-        .write          = do_sync_write,
+        .write          = new_sync_write,
         .read_iter      = generic_file_read_iter,
-        .aio_write      = ubifs_aio_write,
+        .write_iter     = ubifs_write_iter,
         .mmap           = ubifs_file_mmap,
         .fsync          = ubifs_fsync,
         .unlocked_ioctl = ubifs_ioctl,