[PATCH 9/9] btrfs: sink parameter len to alloc_extent_buffer

[David Sterba]

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

Signed-off-by: David Sterba <dste...@suse.cz>
---
 fs/btrfs/disk-io.c            | 5 ++---
 fs/btrfs/extent_io.c          | 5 +++--
 fs/btrfs/extent_io.h          | 4 ++--
 fs/btrfs/tests/qgroup-tests.c | 2 +-
 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;
-- 
2.1.3

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