8ec7b17a66
dlm_debug_ctxt->debug_refcnt is initialized to 1 and then increased to 2 by dlm_debug_get in dlm_debug_init. But dlm_debug_put is called only once in dlm_debug_shutdown during unregister dlm, which leads to dlm_debug_ctxt leaked. Link: http://lkml.kernel.org/r/577BB755.4030900@huawei.com Signed-off-by: Joseph Qi <joseph.qi@huawei.com> Reviewed-by: Jiufei Xue <xuejiufei@huawei.com> Cc: Mark Fasheh <mfasheh@suse.de> Cc: Joel Becker <jlbec@evilplan.org> Cc: Junxiao Bi <junxiao.bi@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
81 lines
2 KiB
C
81 lines
2 KiB
C
/* -*- mode: c; c-basic-offset: 8; -*-
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* vim: noexpandtab sw=8 ts=8 sts=0:
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*
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* dlmdebug.h
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*
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* Copyright (C) 2008 Oracle. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*
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*/
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#ifndef DLMDEBUG_H
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#define DLMDEBUG_H
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void dlm_print_one_mle(struct dlm_master_list_entry *mle);
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#ifdef CONFIG_DEBUG_FS
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struct dlm_debug_ctxt {
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struct dentry *debug_state_dentry;
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struct dentry *debug_lockres_dentry;
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struct dentry *debug_mle_dentry;
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struct dentry *debug_purgelist_dentry;
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};
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struct debug_lockres {
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int dl_len;
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char *dl_buf;
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struct dlm_ctxt *dl_ctxt;
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struct dlm_lock_resource *dl_res;
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};
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int dlm_debug_init(struct dlm_ctxt *dlm);
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void dlm_debug_shutdown(struct dlm_ctxt *dlm);
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int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm);
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void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm);
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int dlm_create_debugfs_root(void);
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void dlm_destroy_debugfs_root(void);
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#else
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static inline int dlm_debug_init(struct dlm_ctxt *dlm)
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{
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return 0;
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}
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static inline void dlm_debug_shutdown(struct dlm_ctxt *dlm)
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{
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}
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static inline int dlm_create_debugfs_subroot(struct dlm_ctxt *dlm)
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{
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return 0;
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}
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static inline void dlm_destroy_debugfs_subroot(struct dlm_ctxt *dlm)
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{
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}
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static inline int dlm_create_debugfs_root(void)
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{
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return 0;
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}
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static inline void dlm_destroy_debugfs_root(void)
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{
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}
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#endif /* CONFIG_DEBUG_FS */
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#endif /* DLMDEBUG_H */
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