diff options
Diffstat (limited to 'kernel/trace/trace_events.c')
-rw-r--r-- | kernel/trace/trace_events.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 8daaca5475b5..53cffc0b0801 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c | |||
@@ -137,8 +137,8 @@ static int ftrace_event_enable_disable(struct ftrace_event_call *call, | |||
137 | 137 | ||
138 | switch (enable) { | 138 | switch (enable) { |
139 | case 0: | 139 | case 0: |
140 | if (call->enabled) { | 140 | if (call->flags & TRACE_EVENT_FL_ENABLED) { |
141 | call->enabled = 0; | 141 | call->flags &= ~TRACE_EVENT_FL_ENABLED; |
142 | tracing_stop_cmdline_record(); | 142 | tracing_stop_cmdline_record(); |
143 | if (call->class->reg) | 143 | if (call->class->reg) |
144 | call->class->reg(call, TRACE_REG_UNREGISTER); | 144 | call->class->reg(call, TRACE_REG_UNREGISTER); |
@@ -149,7 +149,7 @@ static int ftrace_event_enable_disable(struct ftrace_event_call *call, | |||
149 | } | 149 | } |
150 | break; | 150 | break; |
151 | case 1: | 151 | case 1: |
152 | if (!call->enabled) { | 152 | if (!(call->flags & TRACE_EVENT_FL_ENABLED)) { |
153 | tracing_start_cmdline_record(); | 153 | tracing_start_cmdline_record(); |
154 | if (call->class->reg) | 154 | if (call->class->reg) |
155 | ret = call->class->reg(call, TRACE_REG_REGISTER); | 155 | ret = call->class->reg(call, TRACE_REG_REGISTER); |
@@ -163,7 +163,7 @@ static int ftrace_event_enable_disable(struct ftrace_event_call *call, | |||
163 | "%s\n", call->name); | 163 | "%s\n", call->name); |
164 | break; | 164 | break; |
165 | } | 165 | } |
166 | call->enabled = 1; | 166 | call->flags |= TRACE_EVENT_FL_ENABLED; |
167 | } | 167 | } |
168 | break; | 168 | break; |
169 | } | 169 | } |
@@ -352,7 +352,7 @@ s_next(struct seq_file *m, void *v, loff_t *pos) | |||
352 | (*pos)++; | 352 | (*pos)++; |
353 | 353 | ||
354 | list_for_each_entry_continue(call, &ftrace_events, list) { | 354 | list_for_each_entry_continue(call, &ftrace_events, list) { |
355 | if (call->enabled) | 355 | if (call->flags & TRACE_EVENT_FL_ENABLED) |
356 | return call; | 356 | return call; |
357 | } | 357 | } |
358 | 358 | ||
@@ -411,7 +411,7 @@ event_enable_read(struct file *filp, char __user *ubuf, size_t cnt, | |||
411 | struct ftrace_event_call *call = filp->private_data; | 411 | struct ftrace_event_call *call = filp->private_data; |
412 | char *buf; | 412 | char *buf; |
413 | 413 | ||
414 | if (call->enabled) | 414 | if (call->flags & TRACE_EVENT_FL_ENABLED) |
415 | buf = "1\n"; | 415 | buf = "1\n"; |
416 | else | 416 | else |
417 | buf = "0\n"; | 417 | buf = "0\n"; |
@@ -486,7 +486,7 @@ system_enable_read(struct file *filp, char __user *ubuf, size_t cnt, | |||
486 | * or if all events or cleared, or if we have | 486 | * or if all events or cleared, or if we have |
487 | * a mixture. | 487 | * a mixture. |
488 | */ | 488 | */ |
489 | set |= (1 << !!call->enabled); | 489 | set |= (1 << !!(call->flags & TRACE_EVENT_FL_ENABLED)); |
490 | 490 | ||
491 | /* | 491 | /* |
492 | * If we have a mixture, no need to look further. | 492 | * If we have a mixture, no need to look further. |
@@ -1447,7 +1447,7 @@ static __init void event_trace_self_tests(void) | |||
1447 | * If an event is already enabled, someone is using | 1447 | * If an event is already enabled, someone is using |
1448 | * it and the self test should not be on. | 1448 | * it and the self test should not be on. |
1449 | */ | 1449 | */ |
1450 | if (call->enabled) { | 1450 | if (call->flags & TRACE_EVENT_FL_ENABLED) { |
1451 | pr_warning("Enabled event during self test!\n"); | 1451 | pr_warning("Enabled event during self test!\n"); |
1452 | WARN_ON_ONCE(1); | 1452 | WARN_ON_ONCE(1); |
1453 | continue; | 1453 | continue; |