1 /*
2 * Copyright (c) 2008 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_types.h"
20 #include "xfs_inum.h"
21 #include "xfs_bmap_btree.h"
22 #include "xfs_alloc_btree.h"
23 #include "xfs_ialloc_btree.h"
24 #include "xfs_inode.h"
25 #include "xfs_btree.h"
26 #include "xfs_btree_trace.h"
27
28 STATIC void
xfs_btree_trace_ptr(struct xfs_btree_cur * cur,union xfs_btree_ptr ptr,__psunsigned_t * high,__psunsigned_t * low)29 xfs_btree_trace_ptr(
30 struct xfs_btree_cur *cur,
31 union xfs_btree_ptr ptr,
32 __psunsigned_t *high,
33 __psunsigned_t *low)
34 {
35 if (cur->bc_flags & XFS_BTREE_LONG_PTRS) {
36 __u64 val = be64_to_cpu(ptr.l);
37 *high = val >> 32;
38 *low = (int)val;
39 } else {
40 *high = 0;
41 *low = be32_to_cpu(ptr.s);
42 }
43 }
44
45 /*
46 * Add a trace buffer entry for arguments, for a buffer & 1 integer arg.
47 */
48 void
xfs_btree_trace_argbi(const char * func,struct xfs_btree_cur * cur,struct xfs_buf * b,int i,int line)49 xfs_btree_trace_argbi(
50 const char *func,
51 struct xfs_btree_cur *cur,
52 struct xfs_buf *b,
53 int i,
54 int line)
55 {
56 cur->bc_ops->trace_enter(cur, func, XBT_ARGS, XFS_BTREE_KTRACE_ARGBI,
57 line, (__psunsigned_t)b, i, 0, 0, 0, 0, 0,
58 0, 0, 0, 0);
59 }
60
61 /*
62 * Add a trace buffer entry for arguments, for a buffer & 2 integer args.
63 */
64 void
xfs_btree_trace_argbii(const char * func,struct xfs_btree_cur * cur,struct xfs_buf * b,int i0,int i1,int line)65 xfs_btree_trace_argbii(
66 const char *func,
67 struct xfs_btree_cur *cur,
68 struct xfs_buf *b,
69 int i0,
70 int i1,
71 int line)
72 {
73 cur->bc_ops->trace_enter(cur, func, XBT_ARGS, XFS_BTREE_KTRACE_ARGBII,
74 line, (__psunsigned_t)b, i0, i1, 0, 0, 0, 0,
75 0, 0, 0, 0);
76 }
77
78 /*
79 * Add a trace buffer entry for arguments, for 3 block-length args
80 * and an integer arg.
81 */
82 void
xfs_btree_trace_argfffi(const char * func,struct xfs_btree_cur * cur,xfs_dfiloff_t o,xfs_dfsbno_t b,xfs_dfilblks_t i,int j,int line)83 xfs_btree_trace_argfffi(
84 const char *func,
85 struct xfs_btree_cur *cur,
86 xfs_dfiloff_t o,
87 xfs_dfsbno_t b,
88 xfs_dfilblks_t i,
89 int j,
90 int line)
91 {
92 cur->bc_ops->trace_enter(cur, func, XBT_ARGS, XFS_BTREE_KTRACE_ARGFFFI,
93 line,
94 o >> 32, (int)o,
95 b >> 32, (int)b,
96 i >> 32, (int)i,
97 (int)j, 0, 0, 0, 0);
98 }
99
100 /*
101 * Add a trace buffer entry for arguments, for one integer arg.
102 */
103 void
xfs_btree_trace_argi(const char * func,struct xfs_btree_cur * cur,int i,int line)104 xfs_btree_trace_argi(
105 const char *func,
106 struct xfs_btree_cur *cur,
107 int i,
108 int line)
109 {
110 cur->bc_ops->trace_enter(cur, func, XBT_ARGS, XFS_BTREE_KTRACE_ARGI,
111 line, i, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
112 }
113
114 /*
115 * Add a trace buffer entry for arguments, for int, fsblock, key.
116 */
117 void
xfs_btree_trace_argipk(const char * func,struct xfs_btree_cur * cur,int i,union xfs_btree_ptr ptr,union xfs_btree_key * key,int line)118 xfs_btree_trace_argipk(
119 const char *func,
120 struct xfs_btree_cur *cur,
121 int i,
122 union xfs_btree_ptr ptr,
123 union xfs_btree_key *key,
124 int line)
125 {
126 __psunsigned_t high, low;
127 __uint64_t l0, l1;
128
129 xfs_btree_trace_ptr(cur, ptr, &high, &low);
130 cur->bc_ops->trace_key(cur, key, &l0, &l1);
131 cur->bc_ops->trace_enter(cur, func, XBT_ARGS, XFS_BTREE_KTRACE_ARGIPK,
132 line, i, high, low,
133 l0 >> 32, (int)l0,
134 l1 >> 32, (int)l1,
135 0, 0, 0, 0);
136 }
137
138 /*
139 * Add a trace buffer entry for arguments, for int, fsblock, rec.
140 */
141 void
xfs_btree_trace_argipr(const char * func,struct xfs_btree_cur * cur,int i,union xfs_btree_ptr ptr,union xfs_btree_rec * rec,int line)142 xfs_btree_trace_argipr(
143 const char *func,
144 struct xfs_btree_cur *cur,
145 int i,
146 union xfs_btree_ptr ptr,
147 union xfs_btree_rec *rec,
148 int line)
149 {
150 __psunsigned_t high, low;
151 __uint64_t l0, l1, l2;
152
153 xfs_btree_trace_ptr(cur, ptr, &high, &low);
154 cur->bc_ops->trace_record(cur, rec, &l0, &l1, &l2);
155 cur->bc_ops->trace_enter(cur, func, XBT_ARGS, XFS_BTREE_KTRACE_ARGIPR,
156 line, i,
157 high, low,
158 l0 >> 32, (int)l0,
159 l1 >> 32, (int)l1,
160 l2 >> 32, (int)l2,
161 0, 0);
162 }
163
164 /*
165 * Add a trace buffer entry for arguments, for int, key.
166 */
167 void
xfs_btree_trace_argik(const char * func,struct xfs_btree_cur * cur,int i,union xfs_btree_key * key,int line)168 xfs_btree_trace_argik(
169 const char *func,
170 struct xfs_btree_cur *cur,
171 int i,
172 union xfs_btree_key *key,
173 int line)
174 {
175 __uint64_t l0, l1;
176
177 cur->bc_ops->trace_key(cur, key, &l0, &l1);
178 cur->bc_ops->trace_enter(cur, func, XBT_ARGS, XFS_BTREE_KTRACE_ARGIK,
179 line, i,
180 l0 >> 32, (int)l0,
181 l1 >> 32, (int)l1,
182 0, 0, 0, 0, 0, 0);
183 }
184
185 /*
186 * Add a trace buffer entry for arguments, for record.
187 */
188 void
xfs_btree_trace_argr(const char * func,struct xfs_btree_cur * cur,union xfs_btree_rec * rec,int line)189 xfs_btree_trace_argr(
190 const char *func,
191 struct xfs_btree_cur *cur,
192 union xfs_btree_rec *rec,
193 int line)
194 {
195 __uint64_t l0, l1, l2;
196
197 cur->bc_ops->trace_record(cur, rec, &l0, &l1, &l2);
198 cur->bc_ops->trace_enter(cur, func, XBT_ARGS, XFS_BTREE_KTRACE_ARGR,
199 line,
200 l0 >> 32, (int)l0,
201 l1 >> 32, (int)l1,
202 l2 >> 32, (int)l2,
203 0, 0, 0, 0, 0);
204 }
205
206 /*
207 * Add a trace buffer entry for the cursor/operation.
208 */
209 void
xfs_btree_trace_cursor(const char * func,struct xfs_btree_cur * cur,int type,int line)210 xfs_btree_trace_cursor(
211 const char *func,
212 struct xfs_btree_cur *cur,
213 int type,
214 int line)
215 {
216 __uint32_t s0;
217 __uint64_t l0, l1;
218 char *s;
219
220 switch (type) {
221 case XBT_ARGS:
222 s = "args";
223 break;
224 case XBT_ENTRY:
225 s = "entry";
226 break;
227 case XBT_ERROR:
228 s = "error";
229 break;
230 case XBT_EXIT:
231 s = "exit";
232 break;
233 default:
234 s = "unknown";
235 break;
236 }
237
238 cur->bc_ops->trace_cursor(cur, &s0, &l0, &l1);
239 cur->bc_ops->trace_enter(cur, func, s, XFS_BTREE_KTRACE_CUR, line,
240 s0,
241 l0 >> 32, (int)l0,
242 l1 >> 32, (int)l1,
243 (__psunsigned_t)cur->bc_bufs[0],
244 (__psunsigned_t)cur->bc_bufs[1],
245 (__psunsigned_t)cur->bc_bufs[2],
246 (__psunsigned_t)cur->bc_bufs[3],
247 (cur->bc_ptrs[0] << 16) | cur->bc_ptrs[1],
248 (cur->bc_ptrs[2] << 16) | cur->bc_ptrs[3]);
249 }
250