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1 /*
2  * GPL HEADER START
3  *
4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 only,
8  * as published by the Free Software Foundation.
9  *
10  * This program is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * General Public License version 2 for more details (a copy is included
14  * in the LICENSE file that accompanied this code).
15  *
16  * You should have received a copy of the GNU General Public License
17  * version 2 along with this program; If not, see
18  * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
19  *
20  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21  * CA 95054 USA or visit www.sun.com if you need additional information or
22  * have any questions.
23  *
24  * GPL HEADER END
25  */
26 /*
27  * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
28  * Use is subject to license terms.
29  *
30  * Copyright (c) 2012, Intel Corporation.
31  */
32 /*
33  * This file is part of Lustre, http://www.lustre.org/
34  * Lustre is a trademark of Sun Microsystems, Inc.
35  */
36 
37 #ifndef __LLOG_INTERNAL_H__
38 #define __LLOG_INTERNAL_H__
39 
40 #include "../include/lustre_log.h"
41 
42 struct llog_process_info {
43 	struct llog_handle *lpi_loghandle;
44 	llog_cb_t	   lpi_cb;
45 	void	       *lpi_cbdata;
46 	void	       *lpi_catdata;
47 	int		 lpi_rc;
48 	struct completion	lpi_completion;
49 	const struct lu_env	*lpi_env;
50 
51 };
52 
53 struct llog_thread_info {
54 	struct lu_attr			 lgi_attr;
55 	struct lu_fid			 lgi_fid;
56 	struct lu_buf			 lgi_buf;
57 	loff_t				 lgi_off;
58 	struct llog_rec_hdr		 lgi_lrh;
59 	struct llog_rec_tail		 lgi_tail;
60 };
61 
62 extern struct lu_context_key llog_thread_key;
63 
64 int llog_info_init(void);
65 void llog_info_fini(void);
66 
67 void llog_handle_get(struct llog_handle *loghandle);
68 void llog_handle_put(struct llog_handle *loghandle);
69 int class_config_dump_handler(const struct lu_env *env,
70 			      struct llog_handle *handle,
71 			      struct llog_rec_hdr *rec, void *data);
72 int llog_process_or_fork(const struct lu_env *env,
73 			 struct llog_handle *loghandle,
74 			 llog_cb_t cb, void *data, void *catdata, bool fork);
75 int llog_cat_cleanup(const struct lu_env *env, struct llog_handle *cathandle,
76 		     struct llog_handle *loghandle, int index);
77 #endif
78