->splice_write() via ->write_iter()

[pandora-kernel.git] / fs / ubifs / file.c

diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 4f34dba..0888502 100644 (file)
--- 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)
@@ -1582,15 +1577,15 @@ const struct inode_operations ubifs_symlink_inode_operations = {
 
 const struct file_operations ubifs_file_operations = {
        .llseek         = generic_file_llseek,
-       .read           = do_sync_read,
-       .write          = do_sync_write,
-       .aio_read       = generic_file_aio_read,
-       .aio_write      = ubifs_aio_write,
+       .read           = new_sync_read,
+       .write          = new_sync_write,
+       .read_iter      = generic_file_read_iter,
+       .write_iter     = ubifs_write_iter,
        .mmap           = ubifs_file_mmap,
        .fsync          = ubifs_fsync,
        .unlocked_ioctl = ubifs_ioctl,
        .splice_read    = generic_file_splice_read,
-       .splice_write   = generic_file_splice_write,
+       .splice_write   = iter_file_splice_write,
 #ifdef CONFIG_COMPAT
        .compat_ioctl   = ubifs_compat_ioctl,
 #endif