btrfs_lookup_bio_sums seems broken, go back to the readpage_io_hook for now

[safe/jmp/linux-2.6] / fs / btrfs / file-item.c

diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index 70af24a..51aba8c 100644 (file)
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -134,6 +134,7 @@ int btrfs_lookup_file_extent(struct btrfs_trans_handle *trans,
        return ret;
 }
 
+#if 0 /* broken */
 int btrfs_lookup_bio_sums(struct btrfs_root *root, struct inode *inode,
                          struct bio *bio)
 {
@@ -200,7 +201,7 @@ int btrfs_lookup_bio_sums(struct btrfs_root *root, struct inode *inode,
                diff = diff * BTRFS_CRC32_SIZE;
 
                read_extent_buffer(path->nodes[0], &sum,
-                                  (unsigned long)item + diff,
+                                  ((unsigned long)item) + diff,
                                   BTRFS_CRC32_SIZE);
 found:
                set_state_private(io_tree, offset, sum);
@@ -210,6 +211,7 @@ found:
        btrfs_free_path(path);
        return 0;
 }
+#endif
 
 int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
                       struct bio *bio)