1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _BCACHEFS_FS_IO_BUFFERED_H
3 #define _BCACHEFS_FS_IO_BUFFERED_H
4
5 #ifndef NO_BCACHEFS_FS
6
7 int bch2_read_single_folio(struct folio *, struct address_space *);
8 int bch2_read_folio(struct file *, struct folio *);
9
10 int bch2_writepages(struct address_space *, struct writeback_control *);
11 void bch2_readahead(struct readahead_control *);
12
13 int bch2_write_begin(struct file *, struct address_space *, loff_t pos,
14 unsigned len, struct folio **, void **);
15 int bch2_write_end(struct file *, struct address_space *, loff_t,
16 unsigned len, unsigned copied, struct folio *, void *);
17
18 ssize_t bch2_write_iter(struct kiocb *, struct iov_iter *);
19
20 void bch2_fs_fs_io_buffered_exit(struct bch_fs *);
21 int bch2_fs_fs_io_buffered_init(struct bch_fs *);
22 #else
23 static inline void bch2_fs_fs_io_buffered_exit(struct bch_fs *c) {}
24 static inline int bch2_fs_fs_io_buffered_init(struct bch_fs *c) { return 0; }
25 #endif
26
27 #endif /* _BCACHEFS_FS_IO_BUFFERED_H */
28
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