fs: remove prepare_write/commit_write

Nothing uses prepare_write or commit_write. Remove them from the tree
completely.

[akpm@linux-foundation.org: schedule simple_prepare_write() for unexporting]
Signed-off-by: Nick Piggin <npiggin@suse.de>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 7 deletions

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 5b248d61430c..0dcdd9458f4b 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -489,13 +489,6 @@ struct address_space_operations {
         int (*readpages)(struct file *filp, struct address_space *mapping,
                         struct list_head *pages, unsigned nr_pages);
 
-        /*
-         * ext3 requires that a successful prepare_write() call be followed
-         * by a commit_write() call - they must be balanced
-         */
-        int (*prepare_write)(struct file *, struct page *, unsigned, unsigned);
-        int (*commit_write)(struct file *, struct page *, unsigned, unsigned);
-
         int (*write_begin)(struct file *, struct address_space *mapping,
                                 loff_t pos, unsigned len, unsigned flags,
                                 struct page **pagep, void **fsdata);