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review.evervolv.com / android_kernel_htc_msm8960 / 02626b6af5d2bc62db3bb85fc2891b2725535d44 / . / fs / xfs / xfs_sync.h
blob: fa965479d788d29da66b0e85bd59123c1fe08c65 [file] [log] [blame]
David Chinnera167b172008-10-30 17:06:18 +1100[diff] [blame]1/*
2 * Copyright (c) 2000-2006 Silicon Graphics, Inc.
3 * All Rights Reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17 */
David Chinnerfe4fa4b2008-10-30 17:06:08 +1100[diff] [blame]18#ifndef XFS_SYNC_H
19#define XFS_SYNC_H 1
20
David Chinnera167b172008-10-30 17:06:18 +1100[diff] [blame]21struct xfs_mount;
Christoph Hellwigfcafb712009-02-09 08:47:34 +0100[diff] [blame]22struct xfs_perag;
David Chinnera167b172008-10-30 17:06:18 +1100[diff] [blame]23
Christoph Hellwig8b5403a2009-06-08 15:37:16 +0200[diff] [blame]24#define SYNC_WAIT 0x0001 /* wait for i/o to complete */
25#define SYNC_TRYLOCK 0x0002 /* only try to lock inodes */
David Chinnera167b172008-10-30 17:06:18 +1100[diff] [blame]26
Dave Chinnerc6d09b62011-04-08 12:45:07 +1000[diff] [blame]27extern struct workqueue_struct *xfs_syncd_wq; /* sync workqueue */
28
David Chinnera167b172008-10-30 17:06:18 +1100[diff] [blame]29int xfs_syncd_init(struct xfs_mount *mp);
30void xfs_syncd_stop(struct xfs_mount *mp);
31
David Chinnere9f1c6e2008-10-30 17:15:50 +1100[diff] [blame]32int xfs_quiesce_data(struct xfs_mount *mp);
David Chinner76bf1052008-10-30 17:16:21 +1100[diff] [blame]33void xfs_quiesce_attr(struct xfs_mount *mp);
David Chinnerfe4fa4b2008-10-30 17:06:08 +1100[diff] [blame]34
Dave Chinnera8d770d2009-04-06 18:44:54 +0200[diff] [blame]35void xfs_flush_inodes(struct xfs_inode *ip);
David Chinnera167b172008-10-30 17:06:18 +1100[diff] [blame]36
Christoph Hellwigbe4f1ac2011-12-20 20:08:41 +0000[diff] [blame]37int xfs_log_dirty_inode(struct xfs_inode *ip, struct xfs_perag *pag, int flags);
38
Dave Chinnerabc10642009-06-08 15:35:12 +0200[diff] [blame]39int xfs_reclaim_inodes(struct xfs_mount *mp, int mode);
Dave Chinner8daaa832011-07-08 14:14:46 +1000[diff] [blame]40int xfs_reclaim_inodes_count(struct xfs_mount *mp);
41void xfs_reclaim_inodes_nr(struct xfs_mount *mp, int nr_to_scan);
David Chinnerfce08f22008-10-30 17:37:03 +1100[diff] [blame]42
David Chinner396beb82008-10-30 17:37:26 +1100[diff] [blame]43void xfs_inode_set_reclaim_tag(struct xfs_inode *ip);
Christoph Hellwigbc990f52009-08-16 20:36:34 -0400[diff] [blame]44void __xfs_inode_set_reclaim_tag(struct xfs_perag *pag, struct xfs_inode *ip);
David Chinner396beb82008-10-30 17:37:26 +1100[diff] [blame]45void __xfs_inode_clear_reclaim_tag(struct xfs_mount *mp, struct xfs_perag *pag,
46 struct xfs_inode *ip);
Christoph Hellwigfe588ed2009-06-08 15:35:27 +0200[diff] [blame]47
Dave Chinner78ae5252010-09-28 12:28:19 +1000[diff] [blame]48int xfs_sync_inode_grab(struct xfs_inode *ip);
Christoph Hellwigfe588ed2009-06-08 15:35:27 +0200[diff] [blame]49int xfs_inode_ag_iterator(struct xfs_mount *mp,
50 int (*execute)(struct xfs_inode *ip, struct xfs_perag *pag, int flags),
Dave Chinner65d0f202010-09-24 18:40:15 +1000[diff] [blame]51 int flags);
Dave Chinner9bf729c2010-04-29 09:55:50 +1000[diff] [blame]52
David Chinnerfe4fa4b2008-10-30 17:06:08 +1100[diff] [blame]53#endif