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Commit 35a3621b authored by Stefan Behrens's avatar Stefan Behrens Committed by Chris Mason
Browse files

Btrfs: get rid of sparse warnings 



make C=2 fs/btrfs/ CF=-D__CHECK_ENDIAN__

I tried to filter out the warnings for which patches have already
been sent to the mailing list, pending for inclusion in btrfs-next.

All these changes should be obviously safe.

Signed-off-by: default avatarStefan Behrens <sbehrens@giantdisaster.de>
Signed-off-by: default avatarJosef Bacik <jbacik@fusionio.com>
Signed-off-by: default avatarChris Mason <chris.mason@fusionio.com>
parent 18674c6c

fs/btrfs/backref.c

+1 −1
Original line number Diff line number Diff line
@@ -365,7 +365,7 @@ static int __resolve_indirect_refs(struct btrfs_fs_info *fs_info, 
		node = ulist_next(parents, &uiter);

		ref->parent = node ? node->val : 0;

		ref->inode_list = node ?

			(struct extent_inode_elem *)(uintptr_t)node->aux : 0;

			(struct extent_inode_elem *)(uintptr_t)node->aux : NULL;



		/* additional parents require new refs being added here */

		while ((node = ulist_next(parents, &uiter))) {

fs/btrfs/check-integrity.c

+1 −1
Original line number Diff line number Diff line
@@ -2441,7 +2441,7 @@ static int btrfsic_process_written_superblock( 
		int num_copies;

		int mirror_num;

		const char *additional_string = NULL;

		struct btrfs_disk_key tmp_disk_key;

		struct btrfs_disk_key tmp_disk_key = {0};



		btrfs_set_disk_key_objectid(&tmp_disk_key,

					    BTRFS_ROOT_ITEM_KEY);

fs/btrfs/ctree.c

+3 −3
Original line number Diff line number Diff line
@@ -1067,7 +1067,7 @@ __tree_mod_log_oldest_root(struct btrfs_fs_info *fs_info, 
	int looped = 0;



	if (!time_seq)

		return 0;

		return NULL;



	/*

	 * the very last operation that's logged for a root is the replacement
@@ -1078,7 +1078,7 @@ __tree_mod_log_oldest_root(struct btrfs_fs_info *fs_info, 
		tm = tree_mod_log_search_oldest(fs_info, root_logical,

						time_seq);

		if (!looped && !tm)

			return 0;

			return NULL;

		/*

		 * if there are no tree operation for the oldest root, we simply

		 * return it. this should only happen if that (old) root is at
@@ -4782,7 +4782,7 @@ int btrfs_del_items(struct btrfs_trans_handle *trans, struct btrfs_root *root, 
 * This may release the path, and so you may lose any locks held at the

 * time you call it.

 */

int btrfs_prev_leaf(struct btrfs_root *root, struct btrfs_path *path)

static int btrfs_prev_leaf(struct btrfs_root *root, struct btrfs_path *path)

{

	struct btrfs_key key;

	struct btrfs_disk_key found_key;

fs/btrfs/ctree.h

+3 −0
Original line number Diff line number Diff line
@@ -3706,6 +3706,9 @@ int btrfs_defrag_file(struct inode *inode, struct file *file, 
		      u64 newer_than, unsigned long max_pages);

void btrfs_get_block_group_info(struct list_head *groups_list,

				struct btrfs_ioctl_space_info *space);

void update_ioctl_balance_args(struct btrfs_fs_info *fs_info, int lock,

			       struct btrfs_ioctl_balance_args *bargs);





/* file.c */

int btrfs_auto_defrag_init(void);

fs/btrfs/delayed-ref.c

+1 −1
Original line number Diff line number Diff line
@@ -241,7 +241,7 @@ int btrfs_delayed_ref_lock(struct btrfs_trans_handle *trans, 
	return 0;

}



static void inline drop_delayed_ref(struct btrfs_trans_handle *trans,

static inline void drop_delayed_ref(struct btrfs_trans_handle *trans,

				    struct btrfs_delayed_ref_root *delayed_refs,

				    struct btrfs_delayed_ref_node *ref)

{