Merge master.kernel.org:/pub/scm/linux/kernel/git/mingo/mutex-2.6
[linux-2.6] / fs / xfs / xfs_dir2_trace.c
1 /*
2  * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
3  * All Rights Reserved.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License as
7  * published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it would be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write the Free Software Foundation,
16  * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
17  */
18 #include "xfs.h"
19 #include "xfs_fs.h"
20 #include "xfs_types.h"
21 #include "xfs_inum.h"
22 #include "xfs_dir.h"
23 #include "xfs_dir2.h"
24 #include "xfs_da_btree.h"
25 #include "xfs_bmap_btree.h"
26 #include "xfs_dir_sf.h"
27 #include "xfs_dir2_sf.h"
28 #include "xfs_attr_sf.h"
29 #include "xfs_dinode.h"
30 #include "xfs_inode.h"
31 #include "xfs_dir2_trace.h"
32
33 #ifdef XFS_DIR2_TRACE
34 ktrace_t        *xfs_dir2_trace_buf;
35
36 /*
37  * Enter something in the trace buffers.
38  */
39 static void
40 xfs_dir2_trace_enter(
41         xfs_inode_t     *dp,
42         int             type,
43         char            *where,
44         char            *name,
45         int             namelen,
46         void            *a0,
47         void            *a1,
48         void            *a2,
49         void            *a3,
50         void            *a4,
51         void            *a5,
52         void            *a6,
53         void            *a7)
54 {
55         void            *n[5];
56
57         ASSERT(xfs_dir2_trace_buf);
58         ASSERT(dp->i_dir_trace);
59         if (name)
60                 memcpy(n, name, min((int)sizeof(n), namelen));
61         else
62                 memset((char *)n, 0, sizeof(n));
63         ktrace_enter(xfs_dir2_trace_buf,
64                 (void *)(long)type, (void *)where,
65                 (void *)a0, (void *)a1, (void *)a2, (void *)a3,
66                 (void *)a4, (void *)a5, (void *)a6, (void *)a7,
67                 (void *)(long)namelen,
68                 (void *)n[0], (void *)n[1], (void *)n[2],
69                 (void *)n[3], (void *)n[4]);
70         ktrace_enter(dp->i_dir_trace,
71                 (void *)(long)type, (void *)where,
72                 (void *)a0, (void *)a1, (void *)a2, (void *)a3,
73                 (void *)a4, (void *)a5, (void *)a6, (void *)a7,
74                 (void *)(long)namelen,
75                 (void *)n[0], (void *)n[1], (void *)n[2],
76                 (void *)n[3], (void *)n[4]);
77 }
78
79 void
80 xfs_dir2_trace_args(
81         char            *where,
82         xfs_da_args_t   *args)
83 {
84         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS, where,
85                 (char *)args->name, (int)args->namelen,
86                 (void *)(unsigned long)args->hashval,
87                 (void *)((unsigned long)(args->inumber >> 32)),
88                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
89                 (void *)args->dp, (void *)args->trans,
90                 (void *)(unsigned long)args->justcheck, NULL, NULL);
91 }
92
93 void
94 xfs_dir2_trace_args_b(
95         char            *where,
96         xfs_da_args_t   *args,
97         xfs_dabuf_t     *bp)
98 {
99         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_B, where,
100                 (char *)args->name, (int)args->namelen,
101                 (void *)(unsigned long)args->hashval,
102                 (void *)((unsigned long)(args->inumber >> 32)),
103                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
104                 (void *)args->dp, (void *)args->trans,
105                 (void *)(unsigned long)args->justcheck,
106                 (void *)(bp ? bp->bps[0] : NULL), NULL);
107 }
108
109 void
110 xfs_dir2_trace_args_bb(
111         char            *where,
112         xfs_da_args_t   *args,
113         xfs_dabuf_t     *lbp,
114         xfs_dabuf_t     *dbp)
115 {
116         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_BB, where,
117                 (char *)args->name, (int)args->namelen,
118                 (void *)(unsigned long)args->hashval,
119                 (void *)((unsigned long)(args->inumber >> 32)),
120                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
121                 (void *)args->dp, (void *)args->trans,
122                 (void *)(unsigned long)args->justcheck,
123                 (void *)(lbp ? lbp->bps[0] : NULL),
124                 (void *)(dbp ? dbp->bps[0] : NULL));
125 }
126
127 void
128 xfs_dir2_trace_args_bibii(
129         char            *where,
130         xfs_da_args_t   *args,
131         xfs_dabuf_t     *bs,
132         int             ss,
133         xfs_dabuf_t     *bd,
134         int             sd,
135         int             c)
136 {
137         xfs_buf_t       *bpbs = bs ? bs->bps[0] : NULL;
138         xfs_buf_t       *bpbd = bd ? bd->bps[0] : NULL;
139
140         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_BIBII, where,
141                 (char *)args->name, (int)args->namelen,
142                 (void *)args->dp, (void *)args->trans,
143                 (void *)bpbs, (void *)(long)ss, (void *)bpbd, (void *)(long)sd,
144                 (void *)(long)c, NULL);
145 }
146
147 void
148 xfs_dir2_trace_args_db(
149         char            *where,
150         xfs_da_args_t   *args,
151         xfs_dir2_db_t   db,
152         xfs_dabuf_t     *bp)
153 {
154         xfs_buf_t       *dbp = bp ? bp->bps[0] : NULL;
155
156         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_DB, where,
157                 (char *)args->name, (int)args->namelen,
158                 (void *)(unsigned long)args->hashval,
159                 (void *)((unsigned long)(args->inumber >> 32)),
160                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
161                 (void *)args->dp, (void *)args->trans,
162                 (void *)(unsigned long)args->justcheck, (void *)(long)db,
163                 (void *)dbp);
164 }
165
166 void
167 xfs_dir2_trace_args_i(
168         char            *where,
169         xfs_da_args_t   *args,
170         xfs_ino_t       i)
171 {
172         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_I, where,
173                 (char *)args->name, (int)args->namelen,
174                 (void *)(unsigned long)args->hashval,
175                 (void *)((unsigned long)(args->inumber >> 32)),
176                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
177                 (void *)args->dp, (void *)args->trans,
178                 (void *)(unsigned long)args->justcheck,
179                 (void *)((unsigned long)(i >> 32)),
180                 (void *)((unsigned long)(i & 0xFFFFFFFF)));
181 }
182
183 void
184 xfs_dir2_trace_args_s(
185         char            *where,
186         xfs_da_args_t   *args,
187         int             s)
188 {
189         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_S, where,
190                 (char *)args->name, (int)args->namelen,
191                 (void *)(unsigned long)args->hashval,
192                 (void *)((unsigned long)(args->inumber >> 32)),
193                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
194                 (void *)args->dp, (void *)args->trans,
195                 (void *)(unsigned long)args->justcheck, (void *)(long)s, NULL);
196 }
197
198 void
199 xfs_dir2_trace_args_sb(
200         char            *where,
201         xfs_da_args_t   *args,
202         int             s,
203         xfs_dabuf_t     *bp)
204 {
205         xfs_buf_t       *dbp = bp ? bp->bps[0] : NULL;
206
207         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_SB, where,
208                 (char *)args->name, (int)args->namelen,
209                 (void *)(unsigned long)args->hashval,
210                 (void *)((unsigned long)(args->inumber >> 32)),
211                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
212                 (void *)args->dp, (void *)args->trans,
213                 (void *)(unsigned long)args->justcheck, (void *)(long)s,
214                 (void *)dbp);
215 }
216 #endif  /* XFS_DIR2_TRACE */