fat: convert to new aops

Signed-off-by: Nick Piggin <npiggin@suse.de>
Cc: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 16 insertions, 11 deletions

diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 4baa5f205368..46b8a67f55c6 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -141,19 +141,24 @@ static int fat_readpages(struct file *file, struct address_space *mapping,
         return mpage_readpages(mapping, pages, nr_pages, fat_get_block);
 }
 
-static int fat_prepare_write(struct file *file, struct page *page,
-                             unsigned from, unsigned to)
+static int fat_write_begin(struct file *file, struct address_space *mapping,
+                        loff_t pos, unsigned len, unsigned flags,
+                        struct page **pagep, void **fsdata)
 {
-        return cont_prepare_write(page, from, to, fat_get_block,
-                                  &MSDOS_I(page->mapping->host)->mmu_private);
+        *pagep = NULL;
+        return cont_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
+                                fat_get_block,
+                                &MSDOS_I(mapping->host)->mmu_private);
 }
 
-static int fat_commit_write(struct file *file, struct page *page,
-                            unsigned from, unsigned to)
+static int fat_write_end(struct file *file, struct address_space *mapping,
+                        loff_t pos, unsigned len, unsigned copied,
+                        struct page *pagep, void *fsdata)
 {
-        struct inode *inode = page->mapping->host;
-        int err = generic_commit_write(file, page, from, to);
-        if (!err && !(MSDOS_I(inode)->i_attrs & ATTR_ARCH)) {
+        struct inode *inode = mapping->host;
+        int err;
+        err = generic_write_end(file, mapping, pos, len, copied, pagep, fsdata);
+        if (!(err < 0) && !(MSDOS_I(inode)->i_attrs & ATTR_ARCH)) {
                 inode->i_mtime = inode->i_ctime = CURRENT_TIME_SEC;
                 MSDOS_I(inode)->i_attrs |= ATTR_ARCH;
                 mark_inode_dirty(inode);
@@ -202,8 +207,8 @@ static const struct address_space_operations fat_aops = {
         .writepage      = fat_writepage,
         .writepages     = fat_writepages,
         .sync_page      = block_sync_page,
-        .prepare_write  = fat_prepare_write,
-        .commit_write   = fat_commit_write,
+        .write_begin    = fat_write_begin,
+        .write_end      = fat_write_end,
         .direct_IO      = fat_direct_IO,
         .bmap           = _fat_bmap
 };