Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
[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_dir2.h"
23 #include "xfs_da_btree.h"
24 #include "xfs_bmap_btree.h"
25 #include "xfs_dir2_sf.h"
26 #include "xfs_attr_sf.h"
27 #include "xfs_dinode.h"
28 #include "xfs_inode.h"
29 #include "xfs_dir2_trace.h"
30
31 #ifdef XFS_DIR2_TRACE
32 ktrace_t        *xfs_dir2_trace_buf;
33
34 /*
35  * Enter something in the trace buffers.
36  */
37 static void
38 xfs_dir2_trace_enter(
39         xfs_inode_t     *dp,
40         int             type,
41         char            *where,
42         char            *name,
43         int             namelen,
44         void            *a0,
45         void            *a1,
46         void            *a2,
47         void            *a3,
48         void            *a4,
49         void            *a5,
50         void            *a6,
51         void            *a7)
52 {
53         void            *n[5];
54
55         ASSERT(xfs_dir2_trace_buf);
56         ASSERT(dp->i_dir_trace);
57         if (name)
58                 memcpy(n, name, min((int)sizeof(n), namelen));
59         else
60                 memset((char *)n, 0, sizeof(n));
61         ktrace_enter(xfs_dir2_trace_buf,
62                 (void *)(long)type, (void *)where,
63                 (void *)a0, (void *)a1, (void *)a2, (void *)a3,
64                 (void *)a4, (void *)a5, (void *)a6, (void *)a7,
65                 (void *)(long)namelen,
66                 (void *)n[0], (void *)n[1], (void *)n[2],
67                 (void *)n[3], (void *)n[4]);
68         ktrace_enter(dp->i_dir_trace,
69                 (void *)(long)type, (void *)where,
70                 (void *)a0, (void *)a1, (void *)a2, (void *)a3,
71                 (void *)a4, (void *)a5, (void *)a6, (void *)a7,
72                 (void *)(long)namelen,
73                 (void *)n[0], (void *)n[1], (void *)n[2],
74                 (void *)n[3], (void *)n[4]);
75 }
76
77 void
78 xfs_dir2_trace_args(
79         char            *where,
80         xfs_da_args_t   *args)
81 {
82         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS, where,
83                 (char *)args->name, (int)args->namelen,
84                 (void *)(unsigned long)args->hashval,
85                 (void *)((unsigned long)(args->inumber >> 32)),
86                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
87                 (void *)args->dp, (void *)args->trans,
88                 (void *)(unsigned long)(args->op_flags & XFS_DA_OP_JUSTCHECK),
89                 NULL, NULL);
90 }
91
92 void
93 xfs_dir2_trace_args_b(
94         char            *where,
95         xfs_da_args_t   *args,
96         xfs_dabuf_t     *bp)
97 {
98         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_B, where,
99                 (char *)args->name, (int)args->namelen,
100                 (void *)(unsigned long)args->hashval,
101                 (void *)((unsigned long)(args->inumber >> 32)),
102                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
103                 (void *)args->dp, (void *)args->trans,
104                 (void *)(unsigned long)(args->op_flags & XFS_DA_OP_JUSTCHECK),
105                 (void *)(bp ? bp->bps[0] : NULL), NULL);
106 }
107
108 void
109 xfs_dir2_trace_args_bb(
110         char            *where,
111         xfs_da_args_t   *args,
112         xfs_dabuf_t     *lbp,
113         xfs_dabuf_t     *dbp)
114 {
115         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_BB, where,
116                 (char *)args->name, (int)args->namelen,
117                 (void *)(unsigned long)args->hashval,
118                 (void *)((unsigned long)(args->inumber >> 32)),
119                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
120                 (void *)args->dp, (void *)args->trans,
121                 (void *)(unsigned long)(args->op_flags & XFS_DA_OP_JUSTCHECK),
122                 (void *)(lbp ? lbp->bps[0] : NULL),
123                 (void *)(dbp ? dbp->bps[0] : NULL));
124 }
125
126 void
127 xfs_dir2_trace_args_bibii(
128         char            *where,
129         xfs_da_args_t   *args,
130         xfs_dabuf_t     *bs,
131         int             ss,
132         xfs_dabuf_t     *bd,
133         int             sd,
134         int             c)
135 {
136         xfs_buf_t       *bpbs = bs ? bs->bps[0] : NULL;
137         xfs_buf_t       *bpbd = bd ? bd->bps[0] : NULL;
138
139         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_BIBII, where,
140                 (char *)args->name, (int)args->namelen,
141                 (void *)args->dp, (void *)args->trans,
142                 (void *)bpbs, (void *)(long)ss, (void *)bpbd, (void *)(long)sd,
143                 (void *)(long)c, NULL);
144 }
145
146 void
147 xfs_dir2_trace_args_db(
148         char            *where,
149         xfs_da_args_t   *args,
150         xfs_dir2_db_t   db,
151         xfs_dabuf_t     *bp)
152 {
153         xfs_buf_t       *dbp = bp ? bp->bps[0] : NULL;
154
155         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_DB, where,
156                 (char *)args->name, (int)args->namelen,
157                 (void *)(unsigned long)args->hashval,
158                 (void *)((unsigned long)(args->inumber >> 32)),
159                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
160                 (void *)args->dp, (void *)args->trans,
161                 (void *)(unsigned long)(args->op_flags & XFS_DA_OP_JUSTCHECK),
162                 (void *)(long)db, (void *)dbp);
163 }
164
165 void
166 xfs_dir2_trace_args_i(
167         char            *where,
168         xfs_da_args_t   *args,
169         xfs_ino_t       i)
170 {
171         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_I, where,
172                 (char *)args->name, (int)args->namelen,
173                 (void *)(unsigned long)args->hashval,
174                 (void *)((unsigned long)(args->inumber >> 32)),
175                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
176                 (void *)args->dp, (void *)args->trans,
177                 (void *)(unsigned long)(args->op_flags & XFS_DA_OP_JUSTCHECK),
178                 (void *)((unsigned long)(i >> 32)),
179                 (void *)((unsigned long)(i & 0xFFFFFFFF)));
180 }
181
182 void
183 xfs_dir2_trace_args_s(
184         char            *where,
185         xfs_da_args_t   *args,
186         int             s)
187 {
188         xfs_dir2_trace_enter(args->dp, XFS_DIR2_KTRACE_ARGS_S, where,
189                 (char *)args->name, (int)args->namelen,
190                 (void *)(unsigned long)args->hashval,
191                 (void *)((unsigned long)(args->inumber >> 32)),
192                 (void *)((unsigned long)(args->inumber & 0xFFFFFFFF)),
193                 (void *)args->dp, (void *)args->trans,
194                 (void *)(unsigned long)(args->op_flags & XFS_DA_OP_JUSTCHECK),
195                 (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->op_flags & XFS_DA_OP_JUSTCHECK),
214                 (void *)(long)s, (void *)dbp);
215 }
216 #endif  /* XFS_DIR2_TRACE */