linux/fs/ocfs2/dlm/dlmdebug.h

87 lines
2.1 KiB
C

/* -*- mode: c; c-basic-offset: 8; -*-
* vim: noexpandtab sw=8 ts=8 sts=0:
*
* dlmdebug.h
*
* Copyright (C) 2008 Oracle. 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; either
* version 2 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will 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 to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 021110-1307, USA.
*
*/
#ifndef DLMDEBUG_H
#define DLMDEBUG_H
void dlm_print_one_mle(struct dlm_master_list_entry *mle);
#ifdef CONFIG_DEBUG_FS
struct dlm_debug_ctxt {
struct kref debug_refcnt;
struct dentry *debug_state_dentry;
struct dentry *debug_lockres_dentry;
struct dentry *debug_mle_dentry;
struct dentry *debug_purgelist_dentry;
};
struct debug_buffer {
int len;
char *buf;
};
struct debug_lockres {
int dl_len;
char *dl_buf;
struct dlm_ctxt *dl_ctxt;
struct dlm_lock_resource *dl_res;
};
int dlm_debug_init(struct dlm_ctxt *dlm);
void dlm_debug_shutdown(struct dlm_ctxt *dlm);
int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm);
void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm);
int dlm_create_debugfs_root(void);
void dlm_destroy_debugfs_root(void);
#else
static inline int dlm_debug_init(struct dlm_ctxt *dlm)
{
return 0;
}
static inline void dlm_debug_shutdown(struct dlm_ctxt *dlm)
{
}
static inline int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm)
{
return 0;
}
static inline void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm)
{
}
static inline int dlm_create_debugfs_root(void)
{
return 0;
}
static inline void dlm_destroy_debugfs_root(void)
{
}
#endif /* CONFIG_DEBUG_FS */
#endif /* DLMDEBUG_H */