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1da86618bd
Convert all callers from working on a page to working on one page of a folio (support for working on an entire folio can come later). Removes a lot of folio->page->folio conversions. Reviewed-by: Josef Bacik <josef@toxicpanda.com> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Christian Brauner <brauner@kernel.org>
28 lines
988 B
C
28 lines
988 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _BCACHEFS_FS_IO_BUFFERED_H
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#define _BCACHEFS_FS_IO_BUFFERED_H
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#ifndef NO_BCACHEFS_FS
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int bch2_read_single_folio(struct folio *, struct address_space *);
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int bch2_read_folio(struct file *, struct folio *);
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int bch2_writepages(struct address_space *, struct writeback_control *);
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void bch2_readahead(struct readahead_control *);
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int bch2_write_begin(struct file *, struct address_space *, loff_t pos,
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unsigned len, struct folio **, void **);
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int bch2_write_end(struct file *, struct address_space *, loff_t,
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unsigned len, unsigned copied, struct folio *, void *);
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ssize_t bch2_write_iter(struct kiocb *, struct iov_iter *);
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void bch2_fs_fs_io_buffered_exit(struct bch_fs *);
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int bch2_fs_fs_io_buffered_init(struct bch_fs *);
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#else
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static inline void bch2_fs_fs_io_buffered_exit(struct bch_fs *c) {}
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static inline int bch2_fs_fs_io_buffered_init(struct bch_fs *c) { return 0; }
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#endif
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#endif /* _BCACHEFS_FS_IO_BUFFERED_H */
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