Merge tag 'folio-6.0' of git://git.infradead.org/users/willy/pagecache

Pull folio updates from Matthew Wilcox:

 - Fix an accounting bug that made NR_FILE_DIRTY grow without limit
   when running xfstests

 - Convert more of mpage to use folios

 - Remove add_to_page_cache() and add_to_page_cache_locked()

 - Convert find_get_pages_range() to filemap_get_folios()

 - Improvements to the read_cache_page() family of functions

 - Remove a few unnecessary checks of PageError

 - Some straightforward filesystem conversions to use folios

 - Split PageMovable users out from address_space_operations into
   their own movable_operations

 - Convert aops->migratepage to aops->migrate_folio

 - Remove nobh support (Christoph Hellwig)

* tag 'folio-6.0' of git://git.infradead.org/users/willy/pagecache: (78 commits)
  fs: remove the NULL get_block case in mpage_writepages
  fs: don't call ->writepage from __mpage_writepage
  fs: remove the nobh helpers
  jfs: stop using the nobh helper
  ext2: remove nobh support
  ntfs3: refactor ntfs_writepages
  mm/folio-compat: Remove migration compatibility functions
  fs: Remove aops->migratepage()
  secretmem: Convert to migrate_folio
  hugetlb: Convert to migrate_folio
  aio: Convert to migrate_folio
  f2fs: Convert to filemap_migrate_folio()
  ubifs: Convert to filemap_migrate_folio()
  btrfs: Convert btrfs_migratepage to migrate_folio
  mm/migrate: Add filemap_migrate_folio()
  mm/migrate: Convert migrate_page() to migrate_folio()
  nfs: Convert to migrate_folio
  btrfs: Convert btree_migratepage to migrate_folio
  mm/migrate: Convert expected_page_refs() to folio_expected_refs()
  mm/migrate: Convert buffer_migrate_page() to buffer_migrate_folio()
  ...

1 files changed, 11 insertions, 12 deletions

diff --git a/include/linux/netfs.h b/include/linux/netfs.h
index 1b18dfa52e48..f2402ddeafbf 100644
--- a/include/linux/netfs.h
+++ b/include/linux/netfs.h
@@ -276,19 +276,18 @@ struct netfs_cache_ops {
 };
 
 struct readahead_control;
-extern void netfs_readahead(struct readahead_control *);
+void netfs_readahead(struct readahead_control *);
 int netfs_read_folio(struct file *, struct folio *);
-extern int netfs_write_begin(struct netfs_inode *,
-			     struct file *, struct address_space *,
-			     loff_t, unsigned int, struct folio **,
-			     void **);
-
-extern void netfs_subreq_terminated(struct netfs_io_subrequest *, ssize_t, bool);
-extern void netfs_get_subrequest(struct netfs_io_subrequest *subreq,
-				 enum netfs_sreq_ref_trace what);
-extern void netfs_put_subrequest(struct netfs_io_subrequest *subreq,
-				 bool was_async, enum netfs_sreq_ref_trace what);
-extern void netfs_stats_show(struct seq_file *);
+int netfs_write_begin(struct netfs_inode *, struct file *,
+		struct address_space *, loff_t pos, unsigned int len,
+		struct folio **, void **fsdata);
+
+void netfs_subreq_terminated(struct netfs_io_subrequest *, ssize_t, bool);
+void netfs_get_subrequest(struct netfs_io_subrequest *subreq,
+			  enum netfs_sreq_ref_trace what);
+void netfs_put_subrequest(struct netfs_io_subrequest *subreq,
+			  bool was_async, enum netfs_sreq_ref_trace what);
+void netfs_stats_show(struct seq_file *);
 
 /**
  * netfs_inode - Get the netfs inode context from the inode