1 /* -*- mode: c; c-basic-offset: 8; -*- 2 * vim: noexpandtab sw=8 ts=8 sts=0: 3 * 4 * dlmdebug.h 5 * 6 * Copyright (C) 2008 Oracle. All rights reserved. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public 10 * License as published by the Free Software Foundation; either 11 * version 2 of the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public 19 * License along with this program; if not, write to the 20 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 21 * Boston, MA 021110-1307, USA. 22 * 23 */ 24 25 #ifndef DLMDEBUG_H 26 #define DLMDEBUG_H 27 28 void dlm_print_one_mle(struct dlm_master_list_entry *mle); 29 30 #ifdef CONFIG_DEBUG_FS 31 32 struct dlm_debug_ctxt { 33 struct kref debug_refcnt; 34 struct dentry *debug_state_dentry; 35 struct dentry *debug_lockres_dentry; 36 struct dentry *debug_mle_dentry; 37 struct dentry *debug_purgelist_dentry; 38 }; 39 40 struct debug_lockres { 41 int dl_len; 42 char *dl_buf; 43 struct dlm_ctxt *dl_ctxt; 44 struct dlm_lock_resource *dl_res; 45 }; 46 47 int dlm_debug_init(struct dlm_ctxt *dlm); 48 void dlm_debug_shutdown(struct dlm_ctxt *dlm); 49 50 int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm); 51 void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm); 52 53 int dlm_create_debugfs_root(void); 54 void dlm_destroy_debugfs_root(void); 55 56 #else 57 dlm_debug_init(struct dlm_ctxt * dlm)58static inline int dlm_debug_init(struct dlm_ctxt *dlm) 59 { 60 return 0; 61 } dlm_debug_shutdown(struct dlm_ctxt * dlm)62static inline void dlm_debug_shutdown(struct dlm_ctxt *dlm) 63 { 64 } dlm_create_debugfs_subroot(struct dlm_ctxt * dlm)65static inline int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm) 66 { 67 return 0; 68 } dlm_destroy_debugfs_subroot(struct dlm_ctxt * dlm)69static inline void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm) 70 { 71 } dlm_create_debugfs_root(void)72static inline int dlm_create_debugfs_root(void) 73 { 74 return 0; 75 } dlm_destroy_debugfs_root(void)76static inline void dlm_destroy_debugfs_root(void) 77 { 78 } 79 80 #endif /* CONFIG_DEBUG_FS */ 81 #endif /* DLMDEBUG_H */ 82