Btrfs: Fix PAGE_CACHE_SHIFT shifts on 32 bit machines

[linux-2.6-block.git] / fs / btrfs / transaction.c

diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index bdfe05cf26c679bddbc417d4524d938fabd645af..4af1c0dab7f8baa1c8c47f0d9588c57e4bc7aeb8 100644 (file)
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -169,7 +169,7 @@ int btrfs_write_and_wait_transaction(struct btrfs_trans_handle *trans,
                clear_extent_dirty(dirty_pages, start, end, GFP_NOFS);
                while(start <= end) {
                        index = start >> PAGE_CACHE_SHIFT;
-                       start = (index + 1) << PAGE_CACHE_SHIFT;
+                       start = (u64)(index + 1) << PAGE_CACHE_SHIFT;
                        page = find_lock_page(btree_inode->i_mapping, index);
                        if (!page)
                                continue;