pass iov_iter to ->direct_IO()

unmodified, for now

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

1 files changed, 7 insertions, 6 deletions

diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index b3361fe2bcb5..d5237a199055 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -185,8 +185,8 @@ static int fat_write_end(struct file *file, struct address_space *mapping,
 }
 
 static ssize_t fat_direct_IO(int rw, struct kiocb *iocb,
-                             const struct iovec *iov,
-                             loff_t offset, unsigned long nr_segs)
+                             struct iov_iter *iter,
+                             loff_t offset)
 {
         struct file *file = iocb->ki_filp;
         struct address_space *mapping = file->f_mapping;
@@ -203,7 +203,7 @@ static ssize_t fat_direct_IO(int rw, struct kiocb *iocb,
                  *
                  * Return 0, and fallback to normal buffered write.
                  */
-                loff_t size = offset + iov_length(iov, nr_segs);
+                loff_t size = offset + iov_length(iter->iov, iter->nr_segs);
                 if (MSDOS_I(inode)->mmu_private < size)
                         return 0;
         }
@@ -212,10 +212,11 @@ static ssize_t fat_direct_IO(int rw, struct kiocb *iocb,
          * FAT need to use the DIO_LOCKING for avoiding the race
          * condition of fat_get_block() and ->truncate().
          */
-        ret = blockdev_direct_IO(rw, iocb, inode, iov, offset, nr_segs,
-                                 fat_get_block);
+        ret = blockdev_direct_IO(rw, iocb, inode, iter->iov, offset,
+                                 iter->nr_segs, fat_get_block);
         if (ret < 0 && (rw & WRITE))
-                fat_write_failed(mapping, offset + iov_length(iov, nr_segs));
+                fat_write_failed(mapping, offset +
+                                 iov_length(iter->iov, iter->nr_segs));
 
         return ret;
 }