diff options
author | Steven Rostedt (Red Hat) <rostedt@goodmis.org> | 2015-05-13 14:20:14 -0400 |
---|---|---|
committer | Steven Rostedt <rostedt@goodmis.org> | 2015-05-13 14:20:14 -0400 |
commit | 687fcc4aee4567df14e31e82d6993418b826f408 (patch) | |
tree | e048483944ab5fdbb930ab46d6bc75d053204ef1 | |
parent | 609a74045238c303bbe9396775eacf5bac1f51cc (diff) |
tracing: Rename ftrace_event_name() to trace_event_name()
The name "ftrace" really refers to the function hook infrastructure. It
is not about the trace_events. ftrace_event_name() returns the name of
an event tracepoint, has nothing to do with function tracing. Rename it
to trace_event_name().
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
-rw-r--r-- | include/linux/trace_events.h | 2 | ||||
-rw-r--r-- | kernel/trace/trace_events.c | 26 | ||||
-rw-r--r-- | kernel/trace/trace_events_trigger.c | 2 | ||||
-rw-r--r-- | kernel/trace/trace_kprobe.c | 16 | ||||
-rw-r--r-- | kernel/trace/trace_output.c | 2 | ||||
-rw-r--r-- | kernel/trace/trace_uprobe.c | 14 |
6 files changed, 31 insertions, 31 deletions
diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h index 6f28464be418..15617798849c 100644 --- a/include/linux/trace_events.h +++ b/include/linux/trace_events.h | |||
@@ -304,7 +304,7 @@ struct trace_event_call { | |||
304 | }; | 304 | }; |
305 | 305 | ||
306 | static inline const char * | 306 | static inline const char * |
307 | ftrace_event_name(struct trace_event_call *call) | 307 | trace_event_name(struct trace_event_call *call) |
308 | { | 308 | { |
309 | if (call->flags & TRACE_EVENT_FL_TRACEPOINT) | 309 | if (call->flags & TRACE_EVENT_FL_TRACEPOINT) |
310 | return call->tp ? call->tp->name : NULL; | 310 | return call->tp ? call->tp->name : NULL; |
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index e5638c43b04d..df491ce4f3b0 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c | |||
@@ -387,7 +387,7 @@ static int __ftrace_event_enable_disable(struct trace_event_file *file, | |||
387 | if (ret) { | 387 | if (ret) { |
388 | tracing_stop_cmdline_record(); | 388 | tracing_stop_cmdline_record(); |
389 | pr_info("event trace: Could not enable event " | 389 | pr_info("event trace: Could not enable event " |
390 | "%s\n", ftrace_event_name(call)); | 390 | "%s\n", trace_event_name(call)); |
391 | break; | 391 | break; |
392 | } | 392 | } |
393 | set_bit(FTRACE_EVENT_FL_ENABLED_BIT, &file->flags); | 393 | set_bit(FTRACE_EVENT_FL_ENABLED_BIT, &file->flags); |
@@ -523,7 +523,7 @@ __ftrace_set_clr_event_nolock(struct trace_array *tr, const char *match, | |||
523 | list_for_each_entry(file, &tr->events, list) { | 523 | list_for_each_entry(file, &tr->events, list) { |
524 | 524 | ||
525 | call = file->event_call; | 525 | call = file->event_call; |
526 | name = ftrace_event_name(call); | 526 | name = trace_event_name(call); |
527 | 527 | ||
528 | if (!name || !call->class || !call->class->reg) | 528 | if (!name || !call->class || !call->class->reg) |
529 | continue; | 529 | continue; |
@@ -747,7 +747,7 @@ static int t_show(struct seq_file *m, void *v) | |||
747 | 747 | ||
748 | if (strcmp(call->class->system, TRACE_SYSTEM) != 0) | 748 | if (strcmp(call->class->system, TRACE_SYSTEM) != 0) |
749 | seq_printf(m, "%s:", call->class->system); | 749 | seq_printf(m, "%s:", call->class->system); |
750 | seq_printf(m, "%s\n", ftrace_event_name(call)); | 750 | seq_printf(m, "%s\n", trace_event_name(call)); |
751 | 751 | ||
752 | return 0; | 752 | return 0; |
753 | } | 753 | } |
@@ -840,7 +840,7 @@ system_enable_read(struct file *filp, char __user *ubuf, size_t cnt, | |||
840 | mutex_lock(&event_mutex); | 840 | mutex_lock(&event_mutex); |
841 | list_for_each_entry(file, &tr->events, list) { | 841 | list_for_each_entry(file, &tr->events, list) { |
842 | call = file->event_call; | 842 | call = file->event_call; |
843 | if (!ftrace_event_name(call) || !call->class || !call->class->reg) | 843 | if (!trace_event_name(call) || !call->class || !call->class->reg) |
844 | continue; | 844 | continue; |
845 | 845 | ||
846 | if (system && strcmp(call->class->system, system->name) != 0) | 846 | if (system && strcmp(call->class->system, system->name) != 0) |
@@ -955,7 +955,7 @@ static int f_show(struct seq_file *m, void *v) | |||
955 | 955 | ||
956 | switch ((unsigned long)v) { | 956 | switch ((unsigned long)v) { |
957 | case FORMAT_HEADER: | 957 | case FORMAT_HEADER: |
958 | seq_printf(m, "name: %s\n", ftrace_event_name(call)); | 958 | seq_printf(m, "name: %s\n", trace_event_name(call)); |
959 | seq_printf(m, "ID: %d\n", call->event.type); | 959 | seq_printf(m, "ID: %d\n", call->event.type); |
960 | seq_puts(m, "format:\n"); | 960 | seq_puts(m, "format:\n"); |
961 | return 0; | 961 | return 0; |
@@ -1591,7 +1591,7 @@ event_create_dir(struct dentry *parent, struct trace_event_file *file) | |||
1591 | } else | 1591 | } else |
1592 | d_events = parent; | 1592 | d_events = parent; |
1593 | 1593 | ||
1594 | name = ftrace_event_name(call); | 1594 | name = trace_event_name(call); |
1595 | file->dir = tracefs_create_dir(name, d_events); | 1595 | file->dir = tracefs_create_dir(name, d_events); |
1596 | if (!file->dir) { | 1596 | if (!file->dir) { |
1597 | pr_warn("Could not create tracefs '%s' directory\n", name); | 1597 | pr_warn("Could not create tracefs '%s' directory\n", name); |
@@ -1683,7 +1683,7 @@ static int event_init(struct trace_event_call *call) | |||
1683 | int ret = 0; | 1683 | int ret = 0; |
1684 | const char *name; | 1684 | const char *name; |
1685 | 1685 | ||
1686 | name = ftrace_event_name(call); | 1686 | name = trace_event_name(call); |
1687 | if (WARN_ON(!name)) | 1687 | if (WARN_ON(!name)) |
1688 | return -EINVAL; | 1688 | return -EINVAL; |
1689 | 1689 | ||
@@ -2062,7 +2062,7 @@ __trace_add_event_dirs(struct trace_array *tr) | |||
2062 | ret = __trace_add_new_event(call, tr); | 2062 | ret = __trace_add_new_event(call, tr); |
2063 | if (ret < 0) | 2063 | if (ret < 0) |
2064 | pr_warn("Could not create directory for event %s\n", | 2064 | pr_warn("Could not create directory for event %s\n", |
2065 | ftrace_event_name(call)); | 2065 | trace_event_name(call)); |
2066 | } | 2066 | } |
2067 | } | 2067 | } |
2068 | 2068 | ||
@@ -2076,7 +2076,7 @@ find_event_file(struct trace_array *tr, const char *system, const char *event) | |||
2076 | list_for_each_entry(file, &tr->events, list) { | 2076 | list_for_each_entry(file, &tr->events, list) { |
2077 | 2077 | ||
2078 | call = file->event_call; | 2078 | call = file->event_call; |
2079 | name = ftrace_event_name(call); | 2079 | name = trace_event_name(call); |
2080 | 2080 | ||
2081 | if (!name || !call->class || !call->class->reg) | 2081 | if (!name || !call->class || !call->class->reg) |
2082 | continue; | 2082 | continue; |
@@ -2152,7 +2152,7 @@ event_enable_print(struct seq_file *m, unsigned long ip, | |||
2152 | seq_printf(m, "%s:%s:%s", | 2152 | seq_printf(m, "%s:%s:%s", |
2153 | data->enable ? ENABLE_EVENT_STR : DISABLE_EVENT_STR, | 2153 | data->enable ? ENABLE_EVENT_STR : DISABLE_EVENT_STR, |
2154 | data->file->event_call->class->system, | 2154 | data->file->event_call->class->system, |
2155 | ftrace_event_name(data->file->event_call)); | 2155 | trace_event_name(data->file->event_call)); |
2156 | 2156 | ||
2157 | if (data->count == -1) | 2157 | if (data->count == -1) |
2158 | seq_puts(m, ":unlimited\n"); | 2158 | seq_puts(m, ":unlimited\n"); |
@@ -2375,7 +2375,7 @@ __trace_early_add_event_dirs(struct trace_array *tr) | |||
2375 | ret = event_create_dir(tr->event_dir, file); | 2375 | ret = event_create_dir(tr->event_dir, file); |
2376 | if (ret < 0) | 2376 | if (ret < 0) |
2377 | pr_warn("Could not create directory for event %s\n", | 2377 | pr_warn("Could not create directory for event %s\n", |
2378 | ftrace_event_name(file->event_call)); | 2378 | trace_event_name(file->event_call)); |
2379 | } | 2379 | } |
2380 | } | 2380 | } |
2381 | 2381 | ||
@@ -2399,7 +2399,7 @@ __trace_early_add_events(struct trace_array *tr) | |||
2399 | ret = __trace_early_add_new_event(call, tr); | 2399 | ret = __trace_early_add_new_event(call, tr); |
2400 | if (ret < 0) | 2400 | if (ret < 0) |
2401 | pr_warn("Could not create early event %s\n", | 2401 | pr_warn("Could not create early event %s\n", |
2402 | ftrace_event_name(call)); | 2402 | trace_event_name(call)); |
2403 | } | 2403 | } |
2404 | } | 2404 | } |
2405 | 2405 | ||
@@ -2787,7 +2787,7 @@ static __init void event_trace_self_tests(void) | |||
2787 | continue; | 2787 | continue; |
2788 | #endif | 2788 | #endif |
2789 | 2789 | ||
2790 | pr_info("Testing event %s: ", ftrace_event_name(call)); | 2790 | pr_info("Testing event %s: ", trace_event_name(call)); |
2791 | 2791 | ||
2792 | /* | 2792 | /* |
2793 | * If an event is already enabled, someone is using | 2793 | * If an event is already enabled, someone is using |
diff --git a/kernel/trace/trace_events_trigger.c b/kernel/trace/trace_events_trigger.c index bb6f2ff52ad2..ccd6a2adc7ad 100644 --- a/kernel/trace/trace_events_trigger.c +++ b/kernel/trace/trace_events_trigger.c | |||
@@ -1095,7 +1095,7 @@ event_enable_trigger_print(struct seq_file *m, struct event_trigger_ops *ops, | |||
1095 | seq_printf(m, "%s:%s:%s", | 1095 | seq_printf(m, "%s:%s:%s", |
1096 | enable_data->enable ? ENABLE_EVENT_STR : DISABLE_EVENT_STR, | 1096 | enable_data->enable ? ENABLE_EVENT_STR : DISABLE_EVENT_STR, |
1097 | enable_data->file->event_call->class->system, | 1097 | enable_data->file->event_call->class->system, |
1098 | ftrace_event_name(enable_data->file->event_call)); | 1098 | trace_event_name(enable_data->file->event_call)); |
1099 | 1099 | ||
1100 | if (data->count == -1) | 1100 | if (data->count == -1) |
1101 | seq_puts(m, ":unlimited"); | 1101 | seq_puts(m, ":unlimited"); |
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 6ecb1a49af7b..4ce865dae39e 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c | |||
@@ -348,7 +348,7 @@ static struct trace_kprobe *find_trace_kprobe(const char *event, | |||
348 | struct trace_kprobe *tk; | 348 | struct trace_kprobe *tk; |
349 | 349 | ||
350 | list_for_each_entry(tk, &probe_list, list) | 350 | list_for_each_entry(tk, &probe_list, list) |
351 | if (strcmp(ftrace_event_name(&tk->tp.call), event) == 0 && | 351 | if (strcmp(trace_event_name(&tk->tp.call), event) == 0 && |
352 | strcmp(tk->tp.call.class->system, group) == 0) | 352 | strcmp(tk->tp.call.class->system, group) == 0) |
353 | return tk; | 353 | return tk; |
354 | return NULL; | 354 | return NULL; |
@@ -523,7 +523,7 @@ static int register_trace_kprobe(struct trace_kprobe *tk) | |||
523 | mutex_lock(&probe_lock); | 523 | mutex_lock(&probe_lock); |
524 | 524 | ||
525 | /* Delete old (same name) event if exist */ | 525 | /* Delete old (same name) event if exist */ |
526 | old_tk = find_trace_kprobe(ftrace_event_name(&tk->tp.call), | 526 | old_tk = find_trace_kprobe(trace_event_name(&tk->tp.call), |
527 | tk->tp.call.class->system); | 527 | tk->tp.call.class->system); |
528 | if (old_tk) { | 528 | if (old_tk) { |
529 | ret = unregister_trace_kprobe(old_tk); | 529 | ret = unregister_trace_kprobe(old_tk); |
@@ -572,7 +572,7 @@ static int trace_kprobe_module_callback(struct notifier_block *nb, | |||
572 | if (ret) | 572 | if (ret) |
573 | pr_warning("Failed to re-register probe %s on" | 573 | pr_warning("Failed to re-register probe %s on" |
574 | "%s: %d\n", | 574 | "%s: %d\n", |
575 | ftrace_event_name(&tk->tp.call), | 575 | trace_event_name(&tk->tp.call), |
576 | mod->name, ret); | 576 | mod->name, ret); |
577 | } | 577 | } |
578 | } | 578 | } |
@@ -829,7 +829,7 @@ static int probes_seq_show(struct seq_file *m, void *v) | |||
829 | 829 | ||
830 | seq_putc(m, trace_kprobe_is_return(tk) ? 'r' : 'p'); | 830 | seq_putc(m, trace_kprobe_is_return(tk) ? 'r' : 'p'); |
831 | seq_printf(m, ":%s/%s", tk->tp.call.class->system, | 831 | seq_printf(m, ":%s/%s", tk->tp.call.class->system, |
832 | ftrace_event_name(&tk->tp.call)); | 832 | trace_event_name(&tk->tp.call)); |
833 | 833 | ||
834 | if (!tk->symbol) | 834 | if (!tk->symbol) |
835 | seq_printf(m, " 0x%p", tk->rp.kp.addr); | 835 | seq_printf(m, " 0x%p", tk->rp.kp.addr); |
@@ -888,7 +888,7 @@ static int probes_profile_seq_show(struct seq_file *m, void *v) | |||
888 | struct trace_kprobe *tk = v; | 888 | struct trace_kprobe *tk = v; |
889 | 889 | ||
890 | seq_printf(m, " %-44s %15lu %15lu\n", | 890 | seq_printf(m, " %-44s %15lu %15lu\n", |
891 | ftrace_event_name(&tk->tp.call), tk->nhit, | 891 | trace_event_name(&tk->tp.call), tk->nhit, |
892 | tk->rp.kp.nmissed); | 892 | tk->rp.kp.nmissed); |
893 | 893 | ||
894 | return 0; | 894 | return 0; |
@@ -1025,7 +1025,7 @@ print_kprobe_event(struct trace_iterator *iter, int flags, | |||
1025 | field = (struct kprobe_trace_entry_head *)iter->ent; | 1025 | field = (struct kprobe_trace_entry_head *)iter->ent; |
1026 | tp = container_of(event, struct trace_probe, call.event); | 1026 | tp = container_of(event, struct trace_probe, call.event); |
1027 | 1027 | ||
1028 | trace_seq_printf(s, "%s: (", ftrace_event_name(&tp->call)); | 1028 | trace_seq_printf(s, "%s: (", trace_event_name(&tp->call)); |
1029 | 1029 | ||
1030 | if (!seq_print_ip_sym(s, field->ip, flags | TRACE_ITER_SYM_OFFSET)) | 1030 | if (!seq_print_ip_sym(s, field->ip, flags | TRACE_ITER_SYM_OFFSET)) |
1031 | goto out; | 1031 | goto out; |
@@ -1056,7 +1056,7 @@ print_kretprobe_event(struct trace_iterator *iter, int flags, | |||
1056 | field = (struct kretprobe_trace_entry_head *)iter->ent; | 1056 | field = (struct kretprobe_trace_entry_head *)iter->ent; |
1057 | tp = container_of(event, struct trace_probe, call.event); | 1057 | tp = container_of(event, struct trace_probe, call.event); |
1058 | 1058 | ||
1059 | trace_seq_printf(s, "%s: (", ftrace_event_name(&tp->call)); | 1059 | trace_seq_printf(s, "%s: (", trace_event_name(&tp->call)); |
1060 | 1060 | ||
1061 | if (!seq_print_ip_sym(s, field->ret_ip, flags | TRACE_ITER_SYM_OFFSET)) | 1061 | if (!seq_print_ip_sym(s, field->ret_ip, flags | TRACE_ITER_SYM_OFFSET)) |
1062 | goto out; | 1062 | goto out; |
@@ -1301,7 +1301,7 @@ static int register_kprobe_event(struct trace_kprobe *tk) | |||
1301 | ret = trace_add_event_call(call); | 1301 | ret = trace_add_event_call(call); |
1302 | if (ret) { | 1302 | if (ret) { |
1303 | pr_info("Failed to register kprobe event: %s\n", | 1303 | pr_info("Failed to register kprobe event: %s\n", |
1304 | ftrace_event_name(call)); | 1304 | trace_event_name(call)); |
1305 | kfree(call->print_fmt); | 1305 | kfree(call->print_fmt); |
1306 | unregister_trace_event(&call->event); | 1306 | unregister_trace_event(&call->event); |
1307 | } | 1307 | } |
diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c index 74dfe2e01d68..dfab253727dc 100644 --- a/kernel/trace/trace_output.c +++ b/kernel/trace/trace_output.c | |||
@@ -239,7 +239,7 @@ int trace_raw_output_prep(struct trace_iterator *iter, | |||
239 | } | 239 | } |
240 | 240 | ||
241 | trace_seq_init(p); | 241 | trace_seq_init(p); |
242 | trace_seq_printf(s, "%s: ", ftrace_event_name(event)); | 242 | trace_seq_printf(s, "%s: ", trace_event_name(event)); |
243 | 243 | ||
244 | return trace_handle_return(s); | 244 | return trace_handle_return(s); |
245 | } | 245 | } |
diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c index 68ba5da5d9e0..40764abc7d09 100644 --- a/kernel/trace/trace_uprobe.c +++ b/kernel/trace/trace_uprobe.c | |||
@@ -293,7 +293,7 @@ static struct trace_uprobe *find_probe_event(const char *event, const char *grou | |||
293 | struct trace_uprobe *tu; | 293 | struct trace_uprobe *tu; |
294 | 294 | ||
295 | list_for_each_entry(tu, &uprobe_list, list) | 295 | list_for_each_entry(tu, &uprobe_list, list) |
296 | if (strcmp(ftrace_event_name(&tu->tp.call), event) == 0 && | 296 | if (strcmp(trace_event_name(&tu->tp.call), event) == 0 && |
297 | strcmp(tu->tp.call.class->system, group) == 0) | 297 | strcmp(tu->tp.call.class->system, group) == 0) |
298 | return tu; | 298 | return tu; |
299 | 299 | ||
@@ -323,7 +323,7 @@ static int register_trace_uprobe(struct trace_uprobe *tu) | |||
323 | mutex_lock(&uprobe_lock); | 323 | mutex_lock(&uprobe_lock); |
324 | 324 | ||
325 | /* register as an event */ | 325 | /* register as an event */ |
326 | old_tu = find_probe_event(ftrace_event_name(&tu->tp.call), | 326 | old_tu = find_probe_event(trace_event_name(&tu->tp.call), |
327 | tu->tp.call.class->system); | 327 | tu->tp.call.class->system); |
328 | if (old_tu) { | 328 | if (old_tu) { |
329 | /* delete old event */ | 329 | /* delete old event */ |
@@ -600,7 +600,7 @@ static int probes_seq_show(struct seq_file *m, void *v) | |||
600 | int i; | 600 | int i; |
601 | 601 | ||
602 | seq_printf(m, "%c:%s/%s", c, tu->tp.call.class->system, | 602 | seq_printf(m, "%c:%s/%s", c, tu->tp.call.class->system, |
603 | ftrace_event_name(&tu->tp.call)); | 603 | trace_event_name(&tu->tp.call)); |
604 | seq_printf(m, " %s:0x%p", tu->filename, (void *)tu->offset); | 604 | seq_printf(m, " %s:0x%p", tu->filename, (void *)tu->offset); |
605 | 605 | ||
606 | for (i = 0; i < tu->tp.nr_args; i++) | 606 | for (i = 0; i < tu->tp.nr_args; i++) |
@@ -651,7 +651,7 @@ static int probes_profile_seq_show(struct seq_file *m, void *v) | |||
651 | struct trace_uprobe *tu = v; | 651 | struct trace_uprobe *tu = v; |
652 | 652 | ||
653 | seq_printf(m, " %s %-44s %15lu\n", tu->filename, | 653 | seq_printf(m, " %s %-44s %15lu\n", tu->filename, |
654 | ftrace_event_name(&tu->tp.call), tu->nhit); | 654 | trace_event_name(&tu->tp.call), tu->nhit); |
655 | return 0; | 655 | return 0; |
656 | } | 656 | } |
657 | 657 | ||
@@ -853,12 +853,12 @@ print_uprobe_event(struct trace_iterator *iter, int flags, struct trace_event *e | |||
853 | 853 | ||
854 | if (is_ret_probe(tu)) { | 854 | if (is_ret_probe(tu)) { |
855 | trace_seq_printf(s, "%s: (0x%lx <- 0x%lx)", | 855 | trace_seq_printf(s, "%s: (0x%lx <- 0x%lx)", |
856 | ftrace_event_name(&tu->tp.call), | 856 | trace_event_name(&tu->tp.call), |
857 | entry->vaddr[1], entry->vaddr[0]); | 857 | entry->vaddr[1], entry->vaddr[0]); |
858 | data = DATAOF_TRACE_ENTRY(entry, true); | 858 | data = DATAOF_TRACE_ENTRY(entry, true); |
859 | } else { | 859 | } else { |
860 | trace_seq_printf(s, "%s: (0x%lx)", | 860 | trace_seq_printf(s, "%s: (0x%lx)", |
861 | ftrace_event_name(&tu->tp.call), | 861 | trace_event_name(&tu->tp.call), |
862 | entry->vaddr[0]); | 862 | entry->vaddr[0]); |
863 | data = DATAOF_TRACE_ENTRY(entry, false); | 863 | data = DATAOF_TRACE_ENTRY(entry, false); |
864 | } | 864 | } |
@@ -1295,7 +1295,7 @@ static int register_uprobe_event(struct trace_uprobe *tu) | |||
1295 | 1295 | ||
1296 | if (ret) { | 1296 | if (ret) { |
1297 | pr_info("Failed to register uprobe event: %s\n", | 1297 | pr_info("Failed to register uprobe event: %s\n", |
1298 | ftrace_event_name(call)); | 1298 | trace_event_name(call)); |
1299 | kfree(call->print_fmt); | 1299 | kfree(call->print_fmt); |
1300 | unregister_trace_event(&call->event); | 1300 | unregister_trace_event(&call->event); |
1301 | } | 1301 | } |