fs/xfs/xfs_aops.h

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (c) 2005-2006 Silicon Graphics, Inc.
   4  * All Rights Reserved.
   5  */
   6 #ifndef __XFS_AOPS_H__
   7 #define __XFS_AOPS_H__
   8
   9 extern struct bio_set xfs_ioend_bioset;
  10
  11 /*
  12  * Structure for buffered I/O completions.
  13  */
  14 struct xfs_ioend {
  15         struct list_head        io_list;        /* next ioend in chain */
  16         int                     io_fork;        /* inode fork written back */
  17         xfs_exntst_t            io_state;       /* extent state */
  18         struct inode            *io_inode;      /* file being written to */
  19         size_t                  io_size;        /* size of the extent */
  20         xfs_off_t               io_offset;      /* offset in the file */
  21         struct xfs_trans        *io_append_trans;/* xact. for size update */
  22         struct bio              *io_bio;        /* bio being built */
  23         struct bio              io_inline_bio;  /* MUST BE LAST! */
  24 };
  25
  26 extern const struct address_space_operations xfs_address_space_operations;
  27 extern const struct address_space_operations xfs_dax_aops;
  28
  29 int     xfs_setfilesize(struct xfs_inode *ip, xfs_off_t offset, size_t size);
  30
  31 extern void xfs_count_page_state(struct page *, int *, int *);
  32 extern struct block_device *xfs_find_bdev_for_inode(struct inode *);
  33 extern struct dax_device *xfs_find_daxdev_for_inode(struct inode *);
  34
  35 #endif /* __XFS_AOPS_H__ */