btrfs: pass a btrfs_inode to is_data_inode()

Pass a struct btrfs_inode to is_data_inode() as it's an
internal interface, allowing to remove some use of BTRFS_I.
Reviewed-by: Boris Burkov <boris@bur.io>
Signed-off-by: David Sterba <dsterba@suse.com>

fs/btrfs/bio.c

@@ -29,7 +29,7 @@ struct btrfs_failed_bio {
 /* Is this a data path I/O that needs storage layer checksum and repair? */
 static inline bool is_data_bbio(struct btrfs_bio *bbio)
 {
-	return bbio->inode && is_data_inode(&bbio->inode->vfs_inode);
+	return bbio->inode && is_data_inode(bbio->inode);
 }
 
 static bool bbio_has_ordered_extent(struct btrfs_bio *bbio)

fs/btrfs/btrfs_inode.h

@@ -418,9 +418,9 @@ static inline bool btrfs_is_free_space_inode(const struct btrfs_inode *inode)
 	return test_bit(BTRFS_INODE_FREE_SPACE_INODE, &inode->runtime_flags);
 }
 
-static inline bool is_data_inode(const struct inode *inode)
+static inline bool is_data_inode(const struct btrfs_inode *inode)
 {
-	return btrfs_ino(BTRFS_I(inode)) != BTRFS_BTREE_INODE_OBJECTID;
+	return btrfs_ino(inode) != BTRFS_BTREE_INODE_OBJECTID;
 }
 
 static inline void btrfs_mod_outstanding_extents(struct btrfs_inode *inode,

fs/btrfs/extent_io.c

@@ -860,7 +860,7 @@ static void submit_extent_page(struct btrfs_bio_ctrl *bio_ctrl,
 		/* Cap to the current ordered extent boundary if there is one. */
 		if (len > bio_ctrl->len_to_oe_boundary) {
 			ASSERT(bio_ctrl->compress_type == BTRFS_COMPRESS_NONE);
-			ASSERT(is_data_inode(&inode->vfs_inode));
+			ASSERT(is_data_inode(inode));
 			len = bio_ctrl->len_to_oe_boundary;
 		}
 

fs/btrfs/subpage.c

@@ -74,7 +74,7 @@ bool btrfs_is_subpage(const struct btrfs_fs_info *fs_info, struct address_space
 	 * mapping. And if page->mapping->host is data inode, it's subpage.
 	 * As we have ruled our sectorsize >= PAGE_SIZE case already.
 	 */
-	if (!mapping || !mapping->host || is_data_inode(mapping->host))
+	if (!mapping || !mapping->host || is_data_inode(BTRFS_I(mapping->host)))
 		return true;
 
 	/*
@@ -283,7 +283,7 @@ void btrfs_subpage_end_reader(const struct btrfs_fs_info *fs_info,
 	bool last;
 
 	btrfs_subpage_assert(fs_info, folio, start, len);
-	is_data = is_data_inode(folio->mapping->host);
+	is_data = is_data_inode(BTRFS_I(folio->mapping->host));
 
 	spin_lock_irqsave(&subpage->lock, flags);
 

fs/btrfs/zoned.c

@@ -1723,7 +1723,7 @@ bool btrfs_use_zone_append(struct btrfs_bio *bbio)
 	if (!btrfs_is_zoned(fs_info))
 		return false;
 
-	if (!inode || !is_data_inode(&inode->vfs_inode))
+	if (!inode || !is_data_inode(inode))
 		return false;
 
 	if (btrfs_op(&bbio->bio) != BTRFS_MAP_WRITE)