sysv: convert to new aops

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, 19 insertions, 4 deletions

diff --git a/fs/sysv/itree.c b/fs/sysv/itree.c
index f2bcccd1d6fc..f042eec464c2 100644
--- a/fs/sysv/itree.c
+++ b/fs/sysv/itree.c
@@ -453,23 +453,38 @@ static int sysv_writepage(struct page *page, struct writeback_control *wbc)
 {
 	return block_write_full_page(page,get_block,wbc);
 }
+
 static int sysv_readpage(struct file *file, struct page *page)
 {
 	return block_read_full_page(page,get_block);
 }
-static int sysv_prepare_write(struct file *file, struct page *page, unsigned from, unsigned to)
+
+int __sysv_write_begin(struct file *file, struct address_space *mapping,
+			loff_t pos, unsigned len, unsigned flags,
+			struct page **pagep, void **fsdata)
 {
-	return block_prepare_write(page,from,to,get_block);
+	return block_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
+				get_block);
 }
+
+static int sysv_write_begin(struct file *file, struct address_space *mapping,
+			loff_t pos, unsigned len, unsigned flags,
+			struct page **pagep, void **fsdata)
+{
+	*pagep = NULL;
+	return __sysv_write_begin(file, mapping, pos, len, flags, pagep, fsdata);
+}
+
 static sector_t sysv_bmap(struct address_space *mapping, sector_t block)
 {
 	return generic_block_bmap(mapping,block,get_block);
 }
+
 const struct address_space_operations sysv_aops = {
 	.readpage = sysv_readpage,
 	.writepage = sysv_writepage,
 	.sync_page = block_sync_page,
-	.prepare_write = sysv_prepare_write,
-	.commit_write = generic_commit_write,
+	.write_begin = sysv_write_begin,
+	.write_end = generic_write_end,
 	.bmap = sysv_bmap
 };