bury generic_file_aio_{read,write}

no callers left
Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>

include/linux/fs.h

@@ -2411,10 +2411,8 @@ extern int generic_file_readonly_mmap(struct file *, struct vm_area_struct *);
 extern int generic_file_remap_pages(struct vm_area_struct *, unsigned long addr,
 		unsigned long size, pgoff_t pgoff);
 int generic_write_checks(struct file *file, loff_t *pos, size_t *count, int isblk);
-extern ssize_t generic_file_aio_read(struct kiocb *, const struct iovec *, unsigned long, loff_t);
 extern ssize_t generic_file_read_iter(struct kiocb *, struct iov_iter *);
 extern ssize_t __generic_file_write_iter(struct kiocb *, struct iov_iter *);
-extern ssize_t generic_file_aio_write(struct kiocb *, const struct iovec *, unsigned long, loff_t);
 extern ssize_t generic_file_write_iter(struct kiocb *, struct iov_iter *);
 extern ssize_t generic_file_direct_write(struct kiocb *, struct iov_iter *, loff_t);
 extern ssize_t generic_perform_write(struct file *, struct iov_iter *, loff_t);

mm/filemap.c

@@ -1663,6 +1663,14 @@ static ssize_t do_generic_file_read(struct file *filp, loff_t *ppos,
 	return written ? written : error;
 }
 
+/**
+ * generic_file_read_iter - generic filesystem read routine
+ * @iocb:	kernel I/O control block
+ * @iter:	destination for the data read
+ *
+ * This is the "read_iter()" routine for all filesystems
+ * that can use the page cache directly.
+ */
 ssize_t
 generic_file_read_iter(struct kiocb *iocb, struct iov_iter *iter)
 {
@@ -1713,28 +1721,6 @@ generic_file_read_iter(struct kiocb *iocb, struct iov_iter *iter)
 }
 EXPORT_SYMBOL(generic_file_read_iter);
 
-/**
- * generic_file_aio_read - generic filesystem read routine
- * @iocb:	kernel I/O control block
- * @iov:	io vector request
- * @nr_segs:	number of segments in the iovec
- * @pos:	current file position
- *
- * This is the "read()" routine for all filesystems
- * that can use the page cache directly.
- */
-ssize_t
-generic_file_aio_read(struct kiocb *iocb, const struct iovec *iov,
-		unsigned long nr_segs, loff_t pos)
-{
-	size_t count = iov_length(iov, nr_segs);
-	struct iov_iter i;
-
-	iov_iter_init(&i, READ, iov, nr_segs, count);
-	return generic_file_read_iter(iocb, &i);
-}
-EXPORT_SYMBOL(generic_file_aio_read);
-
 #ifdef CONFIG_MMU
 /**
  * page_cache_read - adds requested page to the page cache if not already there
@@ -2675,19 +2661,6 @@ ssize_t generic_file_write_iter(struct kiocb *iocb, struct iov_iter *from)
 }
 EXPORT_SYMBOL(generic_file_write_iter);
 
-ssize_t generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
-		unsigned long nr_segs, loff_t pos)
-{
-	size_t count = iov_length(iov, nr_segs);
-	struct iov_iter from;
-
-	BUG_ON(iocb->ki_pos != pos);
-
-	iov_iter_init(&from, WRITE, iov, nr_segs, count);
-	return generic_file_write_iter(iocb, &from);
-}
-EXPORT_SYMBOL(generic_file_aio_write);
-
 /**
  * try_to_release_page() - release old fs-specific metadata on a page
  *