btrfs: sink parameter len to alloc_extent_buffer

[deliverable/linux.git] / fs / btrfs / extent_io.c

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index dc424e32545a9fbded0d378616fbb46f618b97d7..c4ca90ab687e05494d0735aa15ef50be6505adf3 100644 (file)
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -4775,7 +4775,7 @@ struct extent_buffer *find_extent_buffer(struct btrfs_fs_info *fs_info,
 
 #ifdef CONFIG_BTRFS_FS_RUN_SANITY_TESTS
 struct extent_buffer *alloc_test_extent_buffer(struct btrfs_fs_info *fs_info,
-                                              u64 start, unsigned long len)
+                                              u64 start)
 {
        struct extent_buffer *eb, *exists = NULL;
        int ret;
@@ -4821,8 +4821,9 @@ free_eb:
 #endif
 
 struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info,
-                                         u64 start, unsigned long len)
+                                         u64 start)
 {
+       unsigned long len = fs_info->tree_root->nodesize;
        unsigned long num_pages = num_extent_pages(start, len);
        unsigned long i;
        unsigned long index = start >> PAGE_CACHE_SHIFT;