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Diffstat (limited to 'fs/ext2/inode.c')
-rw-r--r--fs/ext2/inode.c20
1 files changed, 18 insertions, 2 deletions
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 63ab02aa4c52..1b102a1ccebb 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -659,6 +659,20 @@ ext2_write_begin(struct file *file, struct address_space *mapping,
return __ext2_write_begin(file, mapping, pos, len, flags, pagep,fsdata);
}
+static int
+ext2_nobh_write_begin(struct file *file, struct address_space *mapping,
+ loff_t pos, unsigned len, unsigned flags,
+ struct page **pagep, void **fsdata)
+{
+ /*
+ * Dir-in-pagecache still uses ext2_write_begin. Would have to rework
+ * directory handling code to pass around offsets rather than struct
+ * pages in order to make this work easily.
+ */
+ return nobh_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
+ ext2_get_block);
+}
+
static int ext2_nobh_writepage(struct page *page,
struct writeback_control *wbc)
{
@@ -710,7 +724,8 @@ const struct address_space_operations ext2_nobh_aops = {
.readpages = ext2_readpages,
.writepage = ext2_nobh_writepage,
.sync_page = block_sync_page,
- /* XXX: todo */
+ .write_begin = ext2_nobh_write_begin,
+ .write_end = nobh_write_end,
.bmap = ext2_bmap,
.direct_IO = ext2_direct_IO,
.writepages = ext2_writepages,
@@ -927,7 +942,8 @@ void ext2_truncate (struct inode * inode)
if (mapping_is_xip(inode->i_mapping))
xip_truncate_page(inode->i_mapping, inode->i_size);
else if (test_opt(inode->i_sb, NOBH))
- nobh_truncate_page(inode->i_mapping, inode->i_size);
+ nobh_truncate_page(inode->i_mapping,
+ inode->i_size, ext2_get_block);
else
block_truncate_page(inode->i_mapping,
inode->i_size, ext2_get_block);