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[GFS2] The core of GFS2

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This patch contains all the core files for GFS2.

Signed-off-by: David Teigland <teigland@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
David Teigland
2006-01-16 16:50:04 +00:00
committed by Steven Whitehouse
parent f7825dcf8c
commit b3b94faa5f
81 changed files with 29258 additions and 0 deletions
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96
fs/gfs2/lops.h Normal file
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/*
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
* Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU General Public License v.2.
*/
#ifndef __LOPS_DOT_H__
#define __LOPS_DOT_H__
extern struct gfs2_log_operations gfs2_glock_lops;
extern struct gfs2_log_operations gfs2_buf_lops;
extern struct gfs2_log_operations gfs2_revoke_lops;
extern struct gfs2_log_operations gfs2_rg_lops;
extern struct gfs2_log_operations gfs2_databuf_lops;
extern struct gfs2_log_operations *gfs2_log_ops[];
static inline void lops_init_le(struct gfs2_log_element *le,
struct gfs2_log_operations *lops)
{
INIT_LIST_HEAD(&le->le_list);
le->le_ops = lops;
}
static inline void lops_add(struct gfs2_sbd *sdp, struct gfs2_log_element *le)
{
if (le->le_ops->lo_add)
le->le_ops->lo_add(sdp, le);
}
static inline void lops_incore_commit(struct gfs2_sbd *sdp,
struct gfs2_trans *tr)
{
int x;
for (x = 0; gfs2_log_ops[x]; x++)
if (gfs2_log_ops[x]->lo_incore_commit)
gfs2_log_ops[x]->lo_incore_commit(sdp, tr);
}
static inline void lops_before_commit(struct gfs2_sbd *sdp)
{
int x;
for (x = 0; gfs2_log_ops[x]; x++)
if (gfs2_log_ops[x]->lo_before_commit)
gfs2_log_ops[x]->lo_before_commit(sdp);
}
static inline void lops_after_commit(struct gfs2_sbd *sdp, struct gfs2_ail *ai)
{
int x;
for (x = 0; gfs2_log_ops[x]; x++)
if (gfs2_log_ops[x]->lo_after_commit)
gfs2_log_ops[x]->lo_after_commit(sdp, ai);
}
static inline void lops_before_scan(struct gfs2_jdesc *jd,
struct gfs2_log_header *head,
unsigned int pass)
{
int x;
for (x = 0; gfs2_log_ops[x]; x++)
if (gfs2_log_ops[x]->lo_before_scan)
gfs2_log_ops[x]->lo_before_scan(jd, head, pass);
}
static inline int lops_scan_elements(struct gfs2_jdesc *jd, unsigned int start,
struct gfs2_log_descriptor *ld,
__be64 *ptr,
unsigned int pass)
{
int x, error;
for (x = 0; gfs2_log_ops[x]; x++)
if (gfs2_log_ops[x]->lo_scan_elements) {
error = gfs2_log_ops[x]->lo_scan_elements(jd, start,
ld, ptr, pass);
if (error)
return error;
}
return 0;
}
static inline void lops_after_scan(struct gfs2_jdesc *jd, int error,
unsigned int pass)
{
int x;
for (x = 0; gfs2_log_ops[x]; x++)
if (gfs2_log_ops[x]->lo_before_scan)
gfs2_log_ops[x]->lo_after_scan(jd, error, pass);
}
#endif /* __LOPS_DOT_H__ */