diff options
Diffstat (limited to 'fs/xfs/xfs_aops.h')
| -rw-r--r-- | fs/xfs/xfs_aops.h | 59 |
1 files changed, 4 insertions, 55 deletions
diff --git a/fs/xfs/xfs_aops.h b/fs/xfs/xfs_aops.h index c325abb8d61a..5a7a0f1a0b49 100644 --- a/fs/xfs/xfs_aops.h +++ b/fs/xfs/xfs_aops.h @@ -1,66 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) 2005-2006 Silicon Graphics, Inc. * All Rights Reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it would be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef __XFS_AOPS_H__ #define __XFS_AOPS_H__ -extern mempool_t *xfs_ioend_pool; - -/* - * Types of I/O for bmap clustering and I/O completion tracking. - */ -enum { - XFS_IO_DIRECT = 0, /* special case for direct I/O ioends */ - XFS_IO_DELALLOC, /* covers delalloc region */ - XFS_IO_UNWRITTEN, /* covers allocated but uninitialized data */ - XFS_IO_OVERWRITE, /* covers already allocated extent */ -}; - -#define XFS_IO_TYPES \ - { 0, "" }, \ - { XFS_IO_DELALLOC, "delalloc" }, \ - { XFS_IO_UNWRITTEN, "unwritten" }, \ - { XFS_IO_OVERWRITE, "overwrite" } - -/* - * xfs_ioend struct manages large extent writes for XFS. - * It can manage several multi-page bio's at once. - */ -typedef struct xfs_ioend { - struct xfs_ioend *io_list; /* next ioend in chain */ - unsigned int io_type; /* delalloc / unwritten */ - int io_error; /* I/O error code */ - atomic_t io_remaining; /* hold count */ - unsigned int io_isasync : 1; /* needs aio_complete */ - unsigned int io_isdirect : 1;/* direct I/O */ - struct inode *io_inode; /* file being written to */ - struct buffer_head *io_buffer_head;/* buffer linked list head */ - struct buffer_head *io_buffer_tail;/* buffer linked list tail */ - size_t io_size; /* size of the extent */ - xfs_off_t io_offset; /* offset in the file */ - struct work_struct io_work; /* xfsdatad work queue */ - struct xfs_trans *io_append_trans;/* xact. for size update */ - struct kiocb *io_iocb; - int io_result; -} xfs_ioend_t; - extern const struct address_space_operations xfs_address_space_operations; -extern int xfs_get_blocks(struct inode *, sector_t, struct buffer_head *, int); +extern const struct address_space_operations xfs_dax_aops; -extern void xfs_count_page_state(struct page *, int *, int *); +int xfs_setfilesize(struct xfs_inode *ip, xfs_off_t offset, size_t size); +void xfs_end_bio(struct bio *bio); #endif /* __XFS_AOPS_H__ */ |