btrfs: sink parameter len to alloc_extent_buffer

Because we're using globally known nodesize. Do the same for the sanity
test function variant.

Signed-off-by: David Sterba <dsterba@suse.cz>

4 files changed, 8 insertions, 8 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 548cb540e516..9c204533fd22 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1128,9 +1128,8 @@ struct extent_buffer *btrfs_find_create_tree_block(struct btrfs_root *root,
                                                  u64 bytenr)
 {
         if (btrfs_test_is_dummy_root(root))
-                return alloc_test_extent_buffer(root->fs_info, bytenr,
-                                                root->nodesize);
-        return alloc_extent_buffer(root->fs_info, bytenr, root->nodesize);
+                return alloc_test_extent_buffer(root->fs_info, bytenr);
+        return alloc_extent_buffer(root->fs_info, bytenr);
 }
 
 
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index dc424e32545a..c4ca90ab687e 100644
--- 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;
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index e6553e3d35c8..71268e508b7a 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -262,7 +262,7 @@ int get_state_private(struct extent_io_tree *tree, u64 start, u64 *private);
 void set_page_extent_mapped(struct page *page);
 
 struct extent_buffer *alloc_extent_buffer(struct btrfs_fs_info *fs_info,
-                                          u64 start, unsigned long len);
+                                          u64 start);
 struct extent_buffer *alloc_dummy_extent_buffer(struct btrfs_fs_info *fs_info,
                 u64 start);
 struct extent_buffer *btrfs_clone_extent_buffer(struct extent_buffer *src);
@@ -378,5 +378,5 @@ noinline u64 find_lock_delalloc_range(struct inode *inode,
                                       u64 *end, u64 max_bytes);
 #endif
 struct extent_buffer *alloc_test_extent_buffer(struct btrfs_fs_info *fs_info,
-                                               u64 start, unsigned long len);
+                                               u64 start);
 #endif
diff --git a/fs/btrfs/tests/qgroup-tests.c b/fs/btrfs/tests/qgroup-tests.c
index 7336b1c09cd8..73f299ebdabb 100644
--- a/fs/btrfs/tests/qgroup-tests.c
+++ b/fs/btrfs/tests/qgroup-tests.c
@@ -419,7 +419,7 @@ int btrfs_test_qgroups(void)
          * Can't use bytenr 0, some things freak out
          * *cough*backref walking code*cough*
          */
-        root->node = alloc_test_extent_buffer(root->fs_info, 4096, 4096);
+        root->node = alloc_test_extent_buffer(root->fs_info, 4096);
         if (!root->node) {
                 test_msg("Couldn't allocate dummy buffer\n");
                 ret = -ENOMEM;