btrfs: remove unused page_to_inode and page_to_fs_info macros

This macro is no longer used after the "btrfs: Cleaned up folio->page
conversion" series patch [1] was applied, so remove it.

[1]: https://patchwork.kernel.org/project/linux-btrfs/cover/20240828182908.3735344-1-lizetao1@huawei.com/

Reviewed-by: Neal Gompa <neal@gompa.dev>
Signed-off-by: Youling Tang <tangyouling@kylinos.cn>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/fs.h b/fs/btrfs/fs.h
index 785ec15c1b849b7ad135fb35401e8692b3026bef..85e6a644aff251d5e9a2e537d6dd7bfa63ef12bb 100644 (file)
--- a/fs/btrfs/fs.h
+++ b/fs/btrfs/fs.h
@@ -878,12 +878,9 @@ struct btrfs_fs_info {
 #endif
 };
 
-#define page_to_inode(_page)   (BTRFS_I(_Generic((_page),                      \
-                                         struct page *: (_page))->mapping->host))
 #define folio_to_inode(_folio) (BTRFS_I(_Generic((_folio),                     \
                                          struct folio *: (_folio))->mapping->host))
 
-#define page_to_fs_info(_page)  (page_to_inode(_page)->root->fs_info)
 #define folio_to_fs_info(_folio) (folio_to_inode(_folio)->root->fs_info)
 
 #define inode_to_fs_info(_inode) (BTRFS_I(_Generic((_inode),                   \