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gerrit-public.fairphone.software / kernel / msm-4.19 / 92cecbbfa3785a944c733a284b77faee5b82b70c / . / fs / gfs2 / super.h
blob: a931e44ab561658f82c682d6f3a935e34e46e3df [file] [log] [blame]
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]1/*
2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
Steven Whitehouse3a8a9a12006-05-18 15:09:15 -0400[diff] [blame]3 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]4 *
5 * This copyrighted material is made available to anyone wishing to use,
6 * modify, copy, or redistribute it subject to the terms and conditions
Steven Whitehousee9fc2aa2006-09-01 11:05:15 -0400[diff] [blame]7 * of the GNU General Public License version 2.
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]8 */
9
10#ifndef __SUPER_DOT_H__
11#define __SUPER_DOT_H__
12
Steven Whitehouseb2760582008-10-14 16:05:55 +0100[diff] [blame]13#include <linux/fs.h>
14#include <linux/dcache.h>
Steven Whitehousef2f7ba52006-09-05 10:39:21 -0400[diff] [blame]15#include "incore.h"
16
Steven Whitehouseda755fd2008-01-30 15:34:04 +0000[diff] [blame]17void gfs2_lm_unmount(struct gfs2_sbd *sdp);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]18
19static inline unsigned int gfs2_jindex_size(struct gfs2_sbd *sdp)
20{
21 unsigned int x;
22 spin_lock(&sdp->sd_jindex_spin);
23 x = sdp->sd_journals;
24 spin_unlock(&sdp->sd_jindex_spin);
25 return x;
26}
27
Steven Whitehousefefc03b2008-12-19 15:32:06 +0000[diff] [blame]28void gfs2_jindex_free(struct gfs2_sbd *sdp);
29
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]30struct gfs2_jdesc *gfs2_jdesc_find(struct gfs2_sbd *sdp, unsigned int jid);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]31int gfs2_jdesc_check(struct gfs2_jdesc *jd);
32
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]33int gfs2_lookup_in_master_dir(struct gfs2_sbd *sdp, char *filename,
34 struct gfs2_inode **ipp);
35
36int gfs2_make_fs_rw(struct gfs2_sbd *sdp);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]37
38int gfs2_statfs_init(struct gfs2_sbd *sdp);
39void gfs2_statfs_change(struct gfs2_sbd *sdp,
Steven Whitehousecd915492006-09-04 12:49:07 -0400[diff] [blame]40 s64 total, s64 free, s64 dinodes);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]41int gfs2_statfs_sync(struct gfs2_sbd *sdp);
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]42
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]43int gfs2_freeze_fs(struct gfs2_sbd *sdp);
44void gfs2_unfreeze_fs(struct gfs2_sbd *sdp);
45
Steven Whitehouseb2760582008-10-14 16:05:55 +0100[diff] [blame]46extern struct file_system_type gfs2_fs_type;
47extern struct file_system_type gfs2meta_fs_type;
48extern const struct export_operations gfs2_export_ops;
49extern const struct super_operations gfs2_super_ops;
Al Viro92cecbb2009-02-20 06:00:05 +0000[diff] [blame^]50extern const struct dentry_operations gfs2_dops;
Steven Whitehouseb2760582008-10-14 16:05:55 +0100[diff] [blame]51
David Teiglandb3b94fa2006-01-16 16:50:04 +0000[diff] [blame]52#endif /* __SUPER_DOT_H__ */
53