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authorEric Van Hensbergen <ericvh@gmail.com>2008-10-16 09:29:31 -0400
committerEric Van Hensbergen <ericvh@gmail.com>2008-10-17 12:04:44 -0400
commit51d71f9f7a639c8a39401de1ec5ce9b0b6476c99 (patch)
treea4030ff517c58c3a3ab027417d7299daca61bbf9 /net
parentace51c4dd2f968f427c4627023759ae7e3786cba (diff)
9p: remove 9p fcall debug prints
One of the current debug options allows users to get a verbose dump of fcalls. This isn't really necessary as correctly parsed protocol frames can be printed as part of the code in the client functions. The consolidated printfcalls structure would require new entries to be added for every extension. This patch removes the debug print methods and their use. Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'net')
-rw-r--r--net/9p/Makefile1
-rw-r--r--net/9p/client.c9
-rw-r--r--net/9p/fcprint.c366
-rw-r--r--net/9p/trans_fd.c9
4 files changed, 0 insertions, 385 deletions
diff --git a/net/9p/Makefile b/net/9p/Makefile
index 84c23499a293..c3302d88b808 100644
--- a/net/9p/Makefile
+++ b/net/9p/Makefile
@@ -6,7 +6,6 @@ obj-$(CONFIG_NET_9P_VIRTIO) += 9pnet_virtio.o
6 client.o \ 6 client.o \
7 conv.o \ 7 conv.o \
8 error.o \ 8 error.o \
9 fcprint.o \
10 util.o \ 9 util.o \
11 protocol.o \ 10 protocol.o \
12 trans_fd.o \ 11 trans_fd.o \
diff --git a/net/9p/client.c b/net/9p/client.c
index a9982df00a3a..6004fded6682 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -502,15 +502,6 @@ again:
502 goto reterr; 502 goto reterr;
503 } 503 }
504 504
505#ifdef CONFIG_NET_9P_DEBUG
506 if ((p9_debug_level&P9_DEBUG_FCALL) == P9_DEBUG_FCALL) {
507 char buf[150];
508
509 p9_printfcall(buf, sizeof(buf), req->rc, c->dotu);
510 printk(KERN_NOTICE ">>> %p %s\n", c, buf);
511 }
512#endif
513
514 if (req->rc->id == P9_RERROR) { 505 if (req->rc->id == P9_RERROR) {
515 int ecode = req->rc->params.rerror.errno; 506 int ecode = req->rc->params.rerror.errno;
516 struct p9_str *ename = &req->rc->params.rerror.error; 507 struct p9_str *ename = &req->rc->params.rerror.error;
diff --git a/net/9p/fcprint.c b/net/9p/fcprint.c
deleted file mode 100644
index 53dd8e28dd8a..000000000000
--- a/net/9p/fcprint.c
+++ /dev/null
@@ -1,366 +0,0 @@
1/*
2 * net/9p/fcprint.c
3 *
4 * Print 9P call.
5 *
6 * Copyright (C) 2005 by Latchesar Ionkov <lucho@ionkov.net>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2
10 * as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to:
19 * Free Software Foundation
20 * 51 Franklin Street, Fifth Floor
21 * Boston, MA 02111-1301 USA
22 *
23 */
24#include <linux/module.h>
25#include <linux/errno.h>
26#include <linux/fs.h>
27#include <linux/idr.h>
28#include <net/9p/9p.h>
29
30#ifdef CONFIG_NET_9P_DEBUG
31
32static int
33p9_printqid(char *buf, int buflen, struct p9_qid *q)
34{
35 int n;
36 char b[10];
37
38 n = 0;
39 if (q->type & P9_QTDIR)
40 b[n++] = 'd';
41 if (q->type & P9_QTAPPEND)
42 b[n++] = 'a';
43 if (q->type & P9_QTAUTH)
44 b[n++] = 'A';
45 if (q->type & P9_QTEXCL)
46 b[n++] = 'l';
47 if (q->type & P9_QTTMP)
48 b[n++] = 't';
49 if (q->type & P9_QTSYMLINK)
50 b[n++] = 'L';
51 b[n] = '\0';
52
53 return scnprintf(buf, buflen, "(%.16llx %x %s)",
54 (long long int) q->path, q->version, b);
55}
56
57static int
58p9_printperm(char *buf, int buflen, int perm)
59{
60 int n;
61 char b[15];
62
63 n = 0;
64 if (perm & P9_DMDIR)
65 b[n++] = 'd';
66 if (perm & P9_DMAPPEND)
67 b[n++] = 'a';
68 if (perm & P9_DMAUTH)
69 b[n++] = 'A';
70 if (perm & P9_DMEXCL)
71 b[n++] = 'l';
72 if (perm & P9_DMTMP)
73 b[n++] = 't';
74 if (perm & P9_DMDEVICE)
75 b[n++] = 'D';
76 if (perm & P9_DMSOCKET)
77 b[n++] = 'S';
78 if (perm & P9_DMNAMEDPIPE)
79 b[n++] = 'P';
80 if (perm & P9_DMSYMLINK)
81 b[n++] = 'L';
82 b[n] = '\0';
83
84 return scnprintf(buf, buflen, "%s%03o", b, perm&077);
85}
86
87static int
88p9_printstat(char *buf, int buflen, struct p9_stat *st, int extended)
89{
90 int n;
91
92 n = scnprintf(buf, buflen, "'%.*s' '%.*s'", st->name.len,
93 st->name.str, st->uid.len, st->uid.str);
94 if (extended)
95 n += scnprintf(buf+n, buflen-n, "(%d)", st->n_uid);
96
97 n += scnprintf(buf+n, buflen-n, " '%.*s'", st->gid.len, st->gid.str);
98 if (extended)
99 n += scnprintf(buf+n, buflen-n, "(%d)", st->n_gid);
100
101 n += scnprintf(buf+n, buflen-n, " '%.*s'", st->muid.len, st->muid.str);
102 if (extended)
103 n += scnprintf(buf+n, buflen-n, "(%d)", st->n_muid);
104
105 n += scnprintf(buf+n, buflen-n, " q ");
106 n += p9_printqid(buf+n, buflen-n, &st->qid);
107 n += scnprintf(buf+n, buflen-n, " m ");
108 n += p9_printperm(buf+n, buflen-n, st->mode);
109 n += scnprintf(buf+n, buflen-n, " at %d mt %d l %lld",
110 st->atime, st->mtime, (long long int) st->length);
111
112 if (extended)
113 n += scnprintf(buf+n, buflen-n, " ext '%.*s'",
114 st->extension.len, st->extension.str);
115
116 return n;
117}
118
119static int
120p9_dumpdata(char *buf, int buflen, u8 *data, int datalen)
121{
122 int i, n;
123
124 i = n = 0;
125 while (i < datalen) {
126 n += scnprintf(buf + n, buflen - n, "%02x", data[i]);
127 if (i%4 == 3)
128 n += scnprintf(buf + n, buflen - n, " ");
129 if (i%32 == 31)
130 n += scnprintf(buf + n, buflen - n, "\n");
131
132 i++;
133 }
134 n += scnprintf(buf + n, buflen - n, "\n");
135
136 return n;
137}
138
139static int
140p9_printdata(char *buf, int buflen, u8 *data, int datalen)
141{
142 return p9_dumpdata(buf, buflen, data, datalen < 16?datalen:16);
143}
144
145/**
146 * p9_printfcall - decode and print a protocol structure into a buffer
147 * @buf: buffer to deposit decoded structure into
148 * @buflen: available space in buffer
149 * @fc: protocol rpc structure of type &p9_fcall
150 * @extended: whether or not session is operating with extended protocol
151 */
152
153int
154p9_printfcall(char *buf, int buflen, struct p9_fcall *fc, int extended)
155{
156 int i, ret, type, tag;
157
158 if (!fc)
159 return scnprintf(buf, buflen, "<NULL>");
160
161 type = fc->id;
162 tag = fc->tag;
163
164 ret = 0;
165 switch (type) {
166 case P9_TVERSION:
167 ret += scnprintf(buf+ret, buflen-ret,
168 "Tversion tag %u msize %u version '%.*s'", tag,
169 fc->params.tversion.msize,
170 fc->params.tversion.version.len,
171 fc->params.tversion.version.str);
172 break;
173
174 case P9_RVERSION:
175 ret += scnprintf(buf+ret, buflen-ret,
176 "Rversion tag %u msize %u version '%.*s'", tag,
177 fc->params.rversion.msize,
178 fc->params.rversion.version.len,
179 fc->params.rversion.version.str);
180 break;
181
182 case P9_TAUTH:
183 ret += scnprintf(buf+ret, buflen-ret,
184 "Tauth tag %u afid %d uname '%.*s' aname '%.*s'", tag,
185 fc->params.tauth.afid, fc->params.tauth.uname.len,
186 fc->params.tauth.uname.str, fc->params.tauth.aname.len,
187 fc->params.tauth.aname.str);
188 break;
189
190 case P9_RAUTH:
191 ret += scnprintf(buf+ret, buflen-ret, "Rauth tag %u qid ", tag);
192 p9_printqid(buf+ret, buflen-ret, &fc->params.rauth.qid);
193 break;
194
195 case P9_TATTACH:
196 ret += scnprintf(buf+ret, buflen-ret,
197 "Tattach tag %u fid %d afid %d uname '%.*s' aname '%.*s'", tag,
198 fc->params.tattach.fid, fc->params.tattach.afid,
199 fc->params.tattach.uname.len, fc->params.tattach.uname.str,
200 fc->params.tattach.aname.len, fc->params.tattach.aname.str);
201 break;
202
203 case P9_RATTACH:
204 ret += scnprintf(buf+ret, buflen-ret, "Rattach tag %u qid ",
205 tag);
206 p9_printqid(buf+ret, buflen-ret, &fc->params.rattach.qid);
207 break;
208
209 case P9_RERROR:
210 ret += scnprintf(buf+ret, buflen-ret,
211 "Rerror tag %u ename '%.*s'", tag,
212 fc->params.rerror.error.len,
213 fc->params.rerror.error.str);
214 if (extended)
215 ret += scnprintf(buf+ret, buflen-ret, " ecode %d\n",
216 fc->params.rerror.errno);
217 break;
218
219 case P9_TFLUSH:
220 ret += scnprintf(buf+ret, buflen-ret, "Tflush tag %u oldtag %u",
221 tag, fc->params.tflush.oldtag);
222 break;
223
224 case P9_RFLUSH:
225 ret += scnprintf(buf+ret, buflen-ret, "Rflush tag %u", tag);
226 break;
227
228 case P9_TWALK:
229 ret += scnprintf(buf+ret, buflen-ret,
230 "Twalk tag %u fid %d newfid %d nwname %d", tag,
231 fc->params.twalk.fid, fc->params.twalk.newfid,
232 fc->params.twalk.nwname);
233 for (i = 0; i < fc->params.twalk.nwname; i++)
234 ret += scnprintf(buf+ret, buflen-ret, " '%.*s'",
235 fc->params.twalk.wnames[i].len,
236 fc->params.twalk.wnames[i].str);
237 break;
238
239 case P9_RWALK:
240 ret += scnprintf(buf+ret, buflen-ret, "Rwalk tag %u nwqid %d",
241 tag, fc->params.rwalk.nwqid);
242 for (i = 0; i < fc->params.rwalk.nwqid; i++)
243 ret += p9_printqid(buf+ret, buflen-ret,
244 &fc->params.rwalk.wqids[i]);
245 break;
246
247 case P9_TOPEN:
248 ret += scnprintf(buf+ret, buflen-ret,
249 "Topen tag %u fid %d mode %d", tag,
250 fc->params.topen.fid, fc->params.topen.mode);
251 break;
252
253 case P9_ROPEN:
254 ret += scnprintf(buf+ret, buflen-ret, "Ropen tag %u", tag);
255 ret += p9_printqid(buf+ret, buflen-ret, &fc->params.ropen.qid);
256 ret += scnprintf(buf+ret, buflen-ret, " iounit %d",
257 fc->params.ropen.iounit);
258 break;
259
260 case P9_TCREATE:
261 ret += scnprintf(buf+ret, buflen-ret,
262 "Tcreate tag %u fid %d name '%.*s' perm ", tag,
263 fc->params.tcreate.fid, fc->params.tcreate.name.len,
264 fc->params.tcreate.name.str);
265
266 ret += p9_printperm(buf+ret, buflen-ret,
267 fc->params.tcreate.perm);
268 ret += scnprintf(buf+ret, buflen-ret, " mode %d",
269 fc->params.tcreate.mode);
270 break;
271
272 case P9_RCREATE:
273 ret += scnprintf(buf+ret, buflen-ret, "Rcreate tag %u", tag);
274 ret += p9_printqid(buf+ret, buflen-ret,
275 &fc->params.rcreate.qid);
276 ret += scnprintf(buf+ret, buflen-ret, " iounit %d",
277 fc->params.rcreate.iounit);
278 break;
279
280 case P9_TREAD:
281 ret += scnprintf(buf+ret, buflen-ret,
282 "Tread tag %u fid %d offset %lld count %u", tag,
283 fc->params.tread.fid,
284 (long long int) fc->params.tread.offset,
285 fc->params.tread.count);
286 break;
287
288 case P9_RREAD:
289 ret += scnprintf(buf+ret, buflen-ret,
290 "Rread tag %u count %u data ", tag,
291 fc->params.rread.count);
292 ret += p9_printdata(buf+ret, buflen-ret, fc->params.rread.data,
293 fc->params.rread.count);
294 break;
295
296 case P9_TWRITE:
297 ret += scnprintf(buf+ret, buflen-ret,
298 "Twrite tag %u fid %d offset %lld count %u data ",
299 tag, fc->params.twrite.fid,
300 (long long int) fc->params.twrite.offset,
301 fc->params.twrite.count);
302 ret += p9_printdata(buf+ret, buflen-ret, fc->params.twrite.data,
303 fc->params.twrite.count);
304 break;
305
306 case P9_RWRITE:
307 ret += scnprintf(buf+ret, buflen-ret, "Rwrite tag %u count %u",
308 tag, fc->params.rwrite.count);
309 break;
310
311 case P9_TCLUNK:
312 ret += scnprintf(buf+ret, buflen-ret, "Tclunk tag %u fid %d",
313 tag, fc->params.tclunk.fid);
314 break;
315
316 case P9_RCLUNK:
317 ret += scnprintf(buf+ret, buflen-ret, "Rclunk tag %u", tag);
318 break;
319
320 case P9_TREMOVE:
321 ret += scnprintf(buf+ret, buflen-ret, "Tremove tag %u fid %d",
322 tag, fc->params.tremove.fid);
323 break;
324
325 case P9_RREMOVE:
326 ret += scnprintf(buf+ret, buflen-ret, "Rremove tag %u", tag);
327 break;
328
329 case P9_TSTAT:
330 ret += scnprintf(buf+ret, buflen-ret, "Tstat tag %u fid %d",
331 tag, fc->params.tstat.fid);
332 break;
333
334 case P9_RSTAT:
335 ret += scnprintf(buf+ret, buflen-ret, "Rstat tag %u ", tag);
336 ret += p9_printstat(buf+ret, buflen-ret, &fc->params.rstat.stat,
337 extended);
338 break;
339
340 case P9_TWSTAT:
341 ret += scnprintf(buf+ret, buflen-ret, "Twstat tag %u fid %d ",
342 tag, fc->params.twstat.fid);
343 ret += p9_printstat(buf+ret, buflen-ret,
344 &fc->params.twstat.stat, extended);
345 break;
346
347 case P9_RWSTAT:
348 ret += scnprintf(buf+ret, buflen-ret, "Rwstat tag %u", tag);
349 break;
350
351 default:
352 ret += scnprintf(buf+ret, buflen-ret, "unknown type %d", type);
353 break;
354 }
355
356 return ret;
357}
358#else
359int
360p9_printfcall(char *buf, int buflen, struct p9_fcall *fc, int extended)
361{
362 return 0;
363}
364#endif /* CONFIG_NET_9P_DEBUG */
365EXPORT_SYMBOL(p9_printfcall);
366
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index c07f2ab8d0f7..95c9b949d1a5 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -650,15 +650,6 @@ static int p9_fd_request(struct p9_client *client, struct p9_req_t *req)
650 if (m->err < 0) 650 if (m->err < 0)
651 return m->err; 651 return m->err;
652 652
653#ifdef CONFIG_NET_9P_DEBUG
654 if ((p9_debug_level&P9_DEBUG_FCALL) == P9_DEBUG_FCALL) {
655 char buf[150];
656
657 p9_printfcall(buf, sizeof(buf), req->tc, client->dotu);
658 printk(KERN_NOTICE "<<< %p %s\n", m, buf);
659 }
660#endif
661
662 req->status = REQ_STATUS_UNSENT; 653 req->status = REQ_STATUS_UNSENT;
663 654
664 spin_lock(&client->lock); 655 spin_lock(&client->lock);
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