Commit | Line | Data |
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d65106b1 DG |
1 | /* |
2 | * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License | |
82a3637f DG |
6 | * as published by the Free Software Foundation; only version 2 |
7 | * of the License. | |
d65106b1 DG |
8 | * |
9 | * This program is distributed in the hope that it will 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 to the Free Software | |
16 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
17 | */ | |
18 | ||
19 | #define _GNU_SOURCE | |
90b9a268 | 20 | #include <ctype.h> |
d65106b1 DG |
21 | #include <popt.h> |
22 | #include <stdio.h> | |
23 | #include <stdlib.h> | |
24 | #include <string.h> | |
25 | #include <sys/stat.h> | |
26 | #include <sys/types.h> | |
27 | #include <unistd.h> | |
28 | ||
3301e740 DG |
29 | #include <urcu/list.h> |
30 | ||
6e2d116c DG |
31 | #include "../cmd.h" |
32 | #include "../conf.h" | |
33 | #include "../utils.h" | |
d65106b1 | 34 | |
b13d56d7 MD |
35 | #define PRINT_LINE_LEN 80 |
36 | ||
d65106b1 DG |
37 | static char *opt_event_name; |
38 | static char *opt_channel_name; | |
5440dc42 | 39 | static char *opt_session_name; |
d65106b1 DG |
40 | static int *opt_kernel; |
41 | static int opt_pid_all; | |
42 | static int opt_userspace; | |
eeac7d46 | 43 | static char *opt_cmd_name; |
d65106b1 DG |
44 | static pid_t opt_pid; |
45 | ||
46 | enum { | |
47 | OPT_HELP = 1, | |
48 | OPT_TYPE, | |
eeac7d46 | 49 | OPT_USERSPACE, |
d65106b1 DG |
50 | }; |
51 | ||
cd80958d DG |
52 | static struct lttng_handle *handle; |
53 | ||
90b9a268 DG |
54 | /* |
55 | * Taken from the LTTng ABI | |
56 | */ | |
57 | enum context_type { | |
58 | CONTEXT_PID = 0, | |
59 | CONTEXT_PERF_COUNTER = 1, | |
60 | CONTEXT_COMM = 2, | |
61 | CONTEXT_PRIO = 3, | |
62 | CONTEXT_NICE = 4, | |
63 | CONTEXT_VPID = 5, | |
64 | CONTEXT_TID = 6, | |
65 | CONTEXT_VTID = 7, | |
66 | CONTEXT_PPID = 8, | |
67 | CONTEXT_VPPID = 9, | |
3301e740 DG |
68 | }; |
69 | ||
90b9a268 DG |
70 | /* |
71 | * Taken from the Perf ABI (all enum perf_*) | |
72 | */ | |
73 | enum perf_type { | |
74 | PERF_TYPE_HARDWARE = 0, | |
75 | PERF_TYPE_SOFTWARE = 1, | |
b13d56d7 | 76 | PERF_TYPE_HW_CACHE = 3, |
3301e740 DG |
77 | }; |
78 | ||
90b9a268 | 79 | enum perf_count_hard { |
b13d56d7 MD |
80 | PERF_COUNT_HW_CPU_CYCLES = 0, |
81 | PERF_COUNT_HW_INSTRUCTIONS = 1, | |
82 | PERF_COUNT_HW_CACHE_REFERENCES = 2, | |
83 | PERF_COUNT_HW_CACHE_MISSES = 3, | |
84 | PERF_COUNT_HW_BRANCH_INSTRUCTIONS = 4, | |
85 | PERF_COUNT_HW_BRANCH_MISSES = 5, | |
86 | PERF_COUNT_HW_BUS_CYCLES = 6, | |
87 | PERF_COUNT_HW_STALLED_CYCLES_FRONTEND = 7, | |
88 | PERF_COUNT_HW_STALLED_CYCLES_BACKEND = 8, | |
90b9a268 DG |
89 | }; |
90 | ||
91 | enum perf_count_soft { | |
92 | PERF_COUNT_SW_CPU_CLOCK = 0, | |
93 | PERF_COUNT_SW_TASK_CLOCK = 1, | |
94 | PERF_COUNT_SW_PAGE_FAULTS = 2, | |
95 | PERF_COUNT_SW_CONTEXT_SWITCHES = 3, | |
96 | PERF_COUNT_SW_CPU_MIGRATIONS = 4, | |
97 | PERF_COUNT_SW_PAGE_FAULTS_MIN = 5, | |
98 | PERF_COUNT_SW_PAGE_FAULTS_MAJ = 6, | |
99 | PERF_COUNT_SW_ALIGNMENT_FAULTS = 7, | |
100 | PERF_COUNT_SW_EMULATION_FAULTS = 8, | |
3301e740 DG |
101 | }; |
102 | ||
b13d56d7 MD |
103 | /* |
104 | * Generalized hardware cache events: | |
105 | * | |
106 | * { L1-D, L1-I, LLC, ITLB, DTLB, BPU } x | |
107 | * { read, write, prefetch } x | |
108 | * { accesses, misses } | |
109 | */ | |
110 | enum perf_hw_cache_id { | |
111 | PERF_COUNT_HW_CACHE_L1D = 0, | |
112 | PERF_COUNT_HW_CACHE_L1I = 1, | |
113 | PERF_COUNT_HW_CACHE_LL = 2, | |
114 | PERF_COUNT_HW_CACHE_DTLB = 3, | |
115 | PERF_COUNT_HW_CACHE_ITLB = 4, | |
116 | PERF_COUNT_HW_CACHE_BPU = 5, | |
117 | ||
118 | PERF_COUNT_HW_CACHE_MAX, /* non-ABI */ | |
119 | }; | |
120 | ||
121 | enum perf_hw_cache_op_id { | |
122 | PERF_COUNT_HW_CACHE_OP_READ = 0, | |
123 | PERF_COUNT_HW_CACHE_OP_WRITE = 1, | |
124 | PERF_COUNT_HW_CACHE_OP_PREFETCH = 2, | |
125 | ||
126 | PERF_COUNT_HW_CACHE_OP_MAX, /* non-ABI */ | |
127 | }; | |
128 | ||
129 | enum perf_hw_cache_op_result_id { | |
130 | PERF_COUNT_HW_CACHE_RESULT_ACCESS = 0, | |
131 | PERF_COUNT_HW_CACHE_RESULT_MISS = 1, | |
132 | ||
133 | PERF_COUNT_HW_CACHE_RESULT_MAX, /* non-ABI */ | |
134 | }; | |
135 | ||
d65106b1 DG |
136 | static struct poptOption long_options[] = { |
137 | /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */ | |
138 | {"help", 'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0}, | |
5440dc42 | 139 | {"session", 's', POPT_ARG_STRING, &opt_session_name, 0, 0, 0}, |
d65106b1 DG |
140 | {"channel", 'c', POPT_ARG_STRING, &opt_channel_name, 0, 0, 0}, |
141 | {"event", 'e', POPT_ARG_STRING, &opt_event_name, 0, 0, 0}, | |
142 | {"kernel", 'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0}, | |
eeac7d46 | 143 | {"userspace", 'u', POPT_ARG_STRING | POPT_ARGFLAG_OPTIONAL, 0, OPT_USERSPACE, 0, 0}, |
d65106b1 DG |
144 | {"all", 0, POPT_ARG_VAL, &opt_pid_all, 1, 0, 0}, |
145 | {"pid", 'p', POPT_ARG_INT, &opt_pid, 0, 0, 0}, | |
90b9a268 | 146 | {"type", 't', POPT_ARG_STRING, 0, OPT_TYPE, 0, 0}, |
d65106b1 DG |
147 | {0, 0, 0, 0, 0, 0, 0} |
148 | }; | |
149 | ||
90b9a268 | 150 | /* |
b13d56d7 | 151 | * Context options |
90b9a268 | 152 | */ |
b13d56d7 MD |
153 | #define PERF_HW(opt, name) \ |
154 | { \ | |
155 | "perf:" #opt, CONTEXT_PERF_COUNTER, \ | |
156 | .u.perf = { PERF_TYPE_HARDWARE, PERF_COUNT_HW_##name, },\ | |
157 | } | |
90b9a268 | 158 | |
b13d56d7 MD |
159 | #define PERF_SW(opt, name) \ |
160 | { \ | |
161 | "perf:" #opt, CONTEXT_PERF_COUNTER, \ | |
162 | .u.perf = { PERF_TYPE_SOFTWARE, PERF_COUNT_SW_##name, },\ | |
163 | } | |
90b9a268 | 164 | |
b13d56d7 MD |
165 | #define _PERF_HW_CACHE(optstr, name, op, result) \ |
166 | { \ | |
167 | "perf:" optstr, CONTEXT_PERF_COUNTER, \ | |
168 | .u.perf = { \ | |
169 | PERF_TYPE_HW_CACHE, \ | |
170 | (uint64_t) PERF_COUNT_HW_CACHE_##name \ | |
18829107 MD |
171 | | ((uint64_t) PERF_COUNT_HW_CACHE_OP_##op << 8) \ |
172 | | ((uint64_t) PERF_COUNT_HW_CACHE_RESULT_##result << 16), \ | |
b13d56d7 MD |
173 | }, \ |
174 | } | |
175 | ||
176 | #define PERF_HW_CACHE(opt, name) \ | |
177 | _PERF_HW_CACHE(#opt "-loads", name, READ, ACCESS), \ | |
178 | _PERF_HW_CACHE(#opt "-load-misses", name, READ, MISS), \ | |
179 | _PERF_HW_CACHE(#opt "-stores", name, WRITE, ACCESS), \ | |
180 | _PERF_HW_CACHE(#opt "-store-misses", name, WRITE, MISS), \ | |
181 | _PERF_HW_CACHE(#opt "-prefetches", name, PREFETCH, ACCESS), \ | |
182 | _PERF_HW_CACHE(#opt "-prefetch-misses", name, PREFETCH, MISS) \ | |
183 | ||
184 | static | |
185 | const struct ctx_opts { | |
90b9a268 | 186 | char *symbol; |
b13d56d7 MD |
187 | enum context_type ctx_type; |
188 | union { | |
189 | struct { | |
190 | uint32_t type; | |
191 | uint64_t config; | |
192 | } perf; | |
193 | } u; | |
194 | } ctx_opts[] = { | |
195 | { "pid", CONTEXT_PID }, | |
196 | { "comm", CONTEXT_COMM }, | |
197 | { "prio", CONTEXT_PRIO }, | |
198 | { "nice", CONTEXT_NICE }, | |
199 | { "vpid", CONTEXT_VPID }, | |
200 | { "tid", CONTEXT_TID }, | |
201 | { "vtid", CONTEXT_VTID }, | |
202 | { "ppid", CONTEXT_PPID }, | |
203 | { "vppid", CONTEXT_VPPID }, | |
204 | /* Perf options */ | |
205 | PERF_HW(cpu-cycles, CPU_CYCLES), | |
206 | PERF_HW(cycles, CPU_CYCLES), | |
207 | PERF_HW(stalled-cycles-frontend, STALLED_CYCLES_FRONTEND), | |
208 | PERF_HW(idle-cycles-frontend, STALLED_CYCLES_FRONTEND), | |
209 | PERF_HW(stalled-cycles-backend, STALLED_CYCLES_BACKEND), | |
210 | PERF_HW(idle-cycles-backend, STALLED_CYCLES_BACKEND), | |
211 | PERF_HW(instructions, INSTRUCTIONS), | |
212 | PERF_HW(cache-references, CACHE_REFERENCES), | |
213 | PERF_HW(cache-misses, CACHE_MISSES), | |
214 | PERF_HW(branch-instructions, BRANCH_INSTRUCTIONS), | |
215 | PERF_HW(branches, BRANCH_INSTRUCTIONS), | |
216 | PERF_HW(branch-misses, BRANCH_MISSES), | |
217 | PERF_HW(bus-cycles, BUS_CYCLES), | |
218 | ||
219 | PERF_HW_CACHE(L1-dcache, L1D), | |
220 | PERF_HW_CACHE(L1-icache, L1I), | |
221 | PERF_HW_CACHE(LLC, LL), | |
222 | PERF_HW_CACHE(dTLB, DTLB), | |
223 | _PERF_HW_CACHE("iTLB-loads", ITLB, READ, ACCESS), | |
224 | _PERF_HW_CACHE("iTLB-load-misses", ITLB, READ, MISS), | |
225 | _PERF_HW_CACHE("branch-loads", BPU, READ, ACCESS), | |
226 | _PERF_HW_CACHE("branch-load-misses", BPU, READ, MISS), | |
227 | ||
228 | ||
229 | PERF_SW(cpu-clock, CPU_CLOCK), | |
230 | PERF_SW(task-clock, TASK_CLOCK), | |
231 | PERF_SW(page-fault, PAGE_FAULTS), | |
232 | PERF_SW(faults, PAGE_FAULTS), | |
233 | PERF_SW(major-faults, PAGE_FAULTS_MAJ), | |
234 | PERF_SW(minor-faults, PAGE_FAULTS_MIN), | |
235 | PERF_SW(context-switches, CONTEXT_SWITCHES), | |
236 | PERF_SW(cs, CONTEXT_SWITCHES), | |
237 | PERF_SW(cpu-migrations, CPU_MIGRATIONS), | |
238 | PERF_SW(migrations, CPU_MIGRATIONS), | |
239 | PERF_SW(alignment-faults, ALIGNMENT_FAULTS), | |
240 | PERF_SW(emulation-faults, EMULATION_FAULTS), | |
241 | { NULL, -1 }, /* Closure */ | |
90b9a268 DG |
242 | }; |
243 | ||
b13d56d7 MD |
244 | #undef PERF_SW |
245 | #undef PERF_HW | |
246 | ||
90b9a268 | 247 | /* |
b13d56d7 | 248 | * Context type for command line option parsing. |
90b9a268 | 249 | */ |
b13d56d7 MD |
250 | struct ctx_type { |
251 | const struct ctx_opts *opt; | |
252 | struct cds_list_head list; | |
90b9a268 DG |
253 | }; |
254 | ||
255 | /* | |
256 | * List of context type. Use to enable multiple context on a single command | |
257 | * line entry. | |
258 | */ | |
259 | struct ctx_type_list { | |
260 | struct cds_list_head head; | |
261 | } ctx_type_list = { | |
262 | .head = CDS_LIST_HEAD_INIT(ctx_type_list.head), | |
263 | }; | |
264 | ||
90b9a268 DG |
265 | /* |
266 | * Pretty print context type. | |
267 | */ | |
268 | static void print_ctx_type(FILE *ofp) | |
269 | { | |
b13d56d7 MD |
270 | const char *indent = " "; |
271 | int indent_len = strlen(indent); | |
272 | int len, i = 0; | |
90b9a268 | 273 | |
76e3c5dd | 274 | fprintf(ofp, "%s", indent); |
b13d56d7 | 275 | len = indent_len; |
90b9a268 | 276 | while (ctx_opts[i].symbol != NULL) { |
b13d56d7 MD |
277 | if (len > indent_len) { |
278 | if (len + strlen(ctx_opts[i].symbol) + 2 | |
279 | >= PRINT_LINE_LEN) { | |
280 | fprintf(ofp, ",\n"); | |
76e3c5dd | 281 | fprintf(ofp, "%s", indent); |
b13d56d7 MD |
282 | len = indent_len; |
283 | } else { | |
284 | len += fprintf(ofp, ", "); | |
90b9a268 DG |
285 | } |
286 | } | |
b13d56d7 | 287 | len += fprintf(ofp, "%s", ctx_opts[i].symbol); |
90b9a268 DG |
288 | i++; |
289 | } | |
90b9a268 DG |
290 | } |
291 | ||
d65106b1 DG |
292 | /* |
293 | * usage | |
294 | */ | |
295 | static void usage(FILE *ofp) | |
296 | { | |
b13d56d7 | 297 | fprintf(ofp, "usage: lttng add-context -t TYPE\n"); |
d65106b1 | 298 | fprintf(ofp, "\n"); |
b13d56d7 MD |
299 | fprintf(ofp, "If no event name is given (-e), the context will be added to\n"); |
300 | fprintf(ofp, "all events in the channel.\n"); | |
301 | fprintf(ofp, "If no channel and no event is given (-c/-e), the context\n"); | |
302 | fprintf(ofp, "will be added to all events in all channels.\n"); | |
3301e740 | 303 | fprintf(ofp, "\n"); |
d65106b1 DG |
304 | fprintf(ofp, "Options:\n"); |
305 | fprintf(ofp, " -h, --help Show this help\n"); | |
5440dc42 | 306 | fprintf(ofp, " -s, --session Apply on session name\n"); |
d65106b1 DG |
307 | fprintf(ofp, " -c, --channel NAME Apply on channel\n"); |
308 | fprintf(ofp, " -e, --event NAME Apply on event\n"); | |
309 | fprintf(ofp, " -k, --kernel Apply for the kernel tracer\n"); | |
310 | fprintf(ofp, " -u, --userspace Apply for the user-space tracer\n"); | |
311 | fprintf(ofp, " --all If -u, apply on all traceable apps\n"); | |
312 | fprintf(ofp, " -p, --pid PID If -u, apply on a specific PID\n"); | |
b13d56d7 MD |
313 | fprintf(ofp, " -t, --type TYPE Context type. You can repeat that option on\n"); |
314 | fprintf(ofp, " the command line.\n"); | |
315 | fprintf(ofp, " TYPE can be one of the strings below:\n"); | |
90b9a268 | 316 | print_ctx_type(ofp); |
d65106b1 | 317 | fprintf(ofp, "\n"); |
90b9a268 | 318 | fprintf(ofp, "Example:\n"); |
b13d56d7 | 319 | fprintf(ofp, "This command will add the context information 'prio' and two perf\n" |
e0899ffa | 320 | "counters: hardware branch misses and cache misses, to all events\n" |
b13d56d7 MD |
321 | "in the trace data output:\n"); |
322 | fprintf(ofp, "# lttng add-context -k -t prio -t perf:branch-misses -t perf:cache-misses\n"); | |
d65106b1 DG |
323 | fprintf(ofp, "\n"); |
324 | } | |
325 | ||
90b9a268 DG |
326 | /* |
327 | * Find context numerical value from string. | |
328 | */ | |
329 | static int find_ctx_type_idx(const char *opt) | |
330 | { | |
331 | int ret = -1, i = 0; | |
332 | ||
333 | while (ctx_opts[i].symbol != NULL) { | |
334 | if (strcmp(opt, ctx_opts[i].symbol) == 0) { | |
335 | ret = i; | |
336 | goto end; | |
337 | } | |
338 | i++; | |
339 | } | |
340 | ||
341 | end: | |
342 | return ret; | |
343 | } | |
344 | ||
90b9a268 DG |
345 | /* |
346 | * Add context to channel or event. | |
d65106b1 | 347 | */ |
cd80958d | 348 | static int add_context(char *session_name) |
d65106b1 | 349 | { |
b13d56d7 | 350 | int ret = CMD_SUCCESS; |
7d29a247 DG |
351 | struct lttng_event_context context; |
352 | struct lttng_domain dom; | |
3301e740 | 353 | struct ctx_type *type; |
b13d56d7 | 354 | char *ptr; |
d65106b1 | 355 | |
cd80958d DG |
356 | if (opt_kernel) { |
357 | dom.type = LTTNG_DOMAIN_KERNEL; | |
358 | } | |
359 | ||
360 | handle = lttng_create_handle(session_name, &dom); | |
361 | if (handle == NULL) { | |
362 | ret = -1; | |
363 | goto error; | |
364 | } | |
365 | ||
3301e740 DG |
366 | /* Iterate over all context type given */ |
367 | cds_list_for_each_entry(type, &ctx_type_list.head, list) { | |
d7b91b3c | 368 | |
b13d56d7 MD |
369 | context.ctx = type->opt->ctx_type; |
370 | if (context.ctx == LTTNG_EVENT_CONTEXT_PERF_COUNTER) { | |
371 | context.u.perf_counter.type = type->opt->u.perf.type; | |
372 | context.u.perf_counter.config = type->opt->u.perf.config; | |
d7b91b3c | 373 | strcpy(context.u.perf_counter.name, type->opt->symbol); |
b13d56d7 MD |
374 | /* Replace : and - by _ */ |
375 | while ((ptr = strchr(context.u.perf_counter.name, '-')) != NULL) { | |
376 | *ptr = '_'; | |
3301e740 | 377 | } |
b13d56d7 MD |
378 | while ((ptr = strchr(context.u.perf_counter.name, ':')) != NULL) { |
379 | *ptr = '_'; | |
3301e740 | 380 | } |
3301e740 | 381 | } |
3301e740 | 382 | if (opt_kernel) { |
3301e740 | 383 | DBG("Adding kernel context"); |
cd80958d | 384 | ret = lttng_add_context(handle, &context, opt_event_name, |
3301e740 DG |
385 | opt_channel_name); |
386 | if (ret < 0) { | |
d7b91b3c | 387 | fprintf(stderr, "%s: ", type->opt->symbol); |
16ab6b8a | 388 | continue; |
3301e740 | 389 | } else { |
b13d56d7 | 390 | MSG("Kernel context %s added", type->opt->symbol); |
3301e740 DG |
391 | } |
392 | } else if (opt_userspace) { /* User-space tracer action */ | |
393 | /* | |
394 | * TODO: Waiting on lttng UST 2.0 | |
395 | */ | |
396 | if (opt_pid_all) { | |
397 | } else if (opt_pid != 0) { | |
398 | } | |
399 | ret = CMD_NOT_IMPLEMENTED; | |
d65106b1 DG |
400 | goto error; |
401 | } else { | |
048e2159 | 402 | ERR("Please specify a tracer (--kernel or --userspace)"); |
3301e740 | 403 | goto error; |
d65106b1 | 404 | } |
d65106b1 DG |
405 | } |
406 | ||
407 | error: | |
cd80958d DG |
408 | lttng_destroy_handle(handle); |
409 | ||
d65106b1 DG |
410 | return ret; |
411 | } | |
412 | ||
413 | /* | |
90b9a268 | 414 | * Add context on channel or event. |
d65106b1 DG |
415 | */ |
416 | int cmd_add_context(int argc, const char **argv) | |
417 | { | |
90b9a268 | 418 | int index, opt, ret = CMD_SUCCESS; |
d65106b1 DG |
419 | char *tmp; |
420 | static poptContext pc; | |
b13d56d7 | 421 | struct ctx_type *type, *tmptype; |
cd80958d | 422 | char *session_name = NULL; |
d65106b1 | 423 | |
636167b6 DG |
424 | if (argc < 2) { |
425 | usage(stderr); | |
426 | goto end; | |
427 | } | |
428 | ||
d65106b1 DG |
429 | pc = poptGetContext(NULL, argc, argv, long_options, 0); |
430 | poptReadDefaultConfig(pc, 0); | |
431 | ||
432 | while ((opt = poptGetNextOpt(pc)) != -1) { | |
433 | switch (opt) { | |
434 | case OPT_HELP: | |
435 | usage(stderr); | |
436 | ret = CMD_SUCCESS; | |
437 | goto end; | |
438 | case OPT_TYPE: | |
439 | /* Mandatory field */ | |
440 | tmp = poptGetOptArg(pc); | |
441 | if (tmp == NULL) { | |
442 | usage(stderr); | |
443 | ret = CMD_ERROR; | |
636167b6 | 444 | free(tmp); |
d65106b1 DG |
445 | goto end; |
446 | } | |
3301e740 DG |
447 | type = malloc(sizeof(struct ctx_type)); |
448 | if (type == NULL) { | |
449 | perror("malloc ctx_type"); | |
450 | ret = -1; | |
636167b6 DG |
451 | goto end; |
452 | } | |
b13d56d7 MD |
453 | index = find_ctx_type_idx(tmp); |
454 | if (index < 0) { | |
455 | ERR("Unknown context type %s", tmp); | |
456 | goto end; | |
90b9a268 | 457 | } |
b13d56d7 MD |
458 | type->opt = &ctx_opts[index]; |
459 | if (type->opt->ctx_type == -1) { | |
90b9a268 DG |
460 | ERR("Unknown context type %s", tmp); |
461 | } else { | |
462 | cds_list_add(&type->list, &ctx_type_list.head); | |
463 | } | |
636167b6 | 464 | free(tmp); |
d65106b1 | 465 | break; |
eeac7d46 MD |
466 | case OPT_USERSPACE: |
467 | opt_userspace = 1; | |
468 | opt_cmd_name = poptGetOptArg(pc); | |
469 | break; | |
d65106b1 DG |
470 | default: |
471 | usage(stderr); | |
472 | ret = CMD_UNDEFINED; | |
473 | goto end; | |
474 | } | |
475 | } | |
476 | ||
cd80958d DG |
477 | if (!opt_session_name) { |
478 | session_name = get_session_name(); | |
479 | if (session_name == NULL) { | |
480 | ret = -1; | |
481 | goto end; | |
482 | } | |
483 | } else { | |
484 | session_name = opt_session_name; | |
485 | } | |
486 | ||
487 | ret = add_context(session_name); | |
3301e740 DG |
488 | |
489 | /* Cleanup allocated memory */ | |
b13d56d7 | 490 | cds_list_for_each_entry_safe(type, tmptype, &ctx_type_list.head, list) { |
3301e740 DG |
491 | free(type); |
492 | } | |
493 | ||
d65106b1 DG |
494 | end: |
495 | return ret; | |
496 | } |