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Add missing fallthrough comments
[lttng-modules.git]
/
src
/
lttng-events.c
diff --git
a/src/lttng-events.c
b/src/lttng-events.c
index 3569be68d1151077182b60b996905538b9f10cea..944d4fb2dafc06ba2de44d813cc13c9636d86656 100644
(file)
--- a/
src/lttng-events.c
+++ b/
src/lttng-events.c
@@
-614,19
+614,22
@@
int lttng_event_enable(struct lttng_event *event)
goto end;
}
switch (event->instrumentation) {
goto end;
}
switch (event->instrumentation) {
- case LTTNG_KERNEL_TRACEPOINT:
+ case LTTNG_KERNEL_TRACEPOINT:
/* Fall-through */
case LTTNG_KERNEL_SYSCALL:
ret = -EINVAL;
break;
case LTTNG_KERNEL_SYSCALL:
ret = -EINVAL;
break;
- case LTTNG_KERNEL_KPROBE:
+
+ case LTTNG_KERNEL_KPROBE: /* Fall-through */
case LTTNG_KERNEL_UPROBE:
case LTTNG_KERNEL_UPROBE:
- case LTTNG_KERNEL_NOOP:
WRITE_ONCE(event->enabled, 1);
break;
WRITE_ONCE(event->enabled, 1);
break;
+
case LTTNG_KERNEL_KRETPROBE:
ret = lttng_kretprobes_event_enable_state(event, 1);
break;
case LTTNG_KERNEL_KRETPROBE:
ret = lttng_kretprobes_event_enable_state(event, 1);
break;
- case LTTNG_KERNEL_FUNCTION: /* Fall-through. */
+
+ case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
@@
-650,19
+653,23
@@
int lttng_event_disable(struct lttng_event *event)
goto end;
}
switch (event->instrumentation) {
goto end;
}
switch (event->instrumentation) {
- case LTTNG_KERNEL_TRACEPOINT:
+ case LTTNG_KERNEL_TRACEPOINT:
/* Fall-through */
case LTTNG_KERNEL_SYSCALL:
ret = -EINVAL;
break;
case LTTNG_KERNEL_SYSCALL:
ret = -EINVAL;
break;
- case LTTNG_KERNEL_KPROBE:
+
+ case LTTNG_KERNEL_KPROBE: /* Fall-through */
case LTTNG_KERNEL_UPROBE:
case LTTNG_KERNEL_UPROBE:
- case LTTNG_KERNEL_NOOP:
WRITE_ONCE(event->enabled, 0);
break;
WRITE_ONCE(event->enabled, 0);
break;
+
case LTTNG_KERNEL_KRETPROBE:
case LTTNG_KERNEL_KRETPROBE:
+
ret = lttng_kretprobes_event_enable_state(event, 0);
break;
ret = lttng_kretprobes_event_enable_state(event, 0);
break;
- case LTTNG_KERNEL_FUNCTION: /* Fall-through. */
+
+ case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
@@
-682,17
+689,19
@@
int lttng_event_notifier_enable(struct lttng_event_notifier *event_notifier)
goto end;
}
switch (event_notifier->instrumentation) {
goto end;
}
switch (event_notifier->instrumentation) {
- case LTTNG_KERNEL_TRACEPOINT:
+ case LTTNG_KERNEL_TRACEPOINT:
/* Fall-through */
case LTTNG_KERNEL_SYSCALL:
ret = -EINVAL;
break;
case LTTNG_KERNEL_SYSCALL:
ret = -EINVAL;
break;
- case LTTNG_KERNEL_KPROBE:
+
+ case LTTNG_KERNEL_KPROBE: /* Fall-through */
case LTTNG_KERNEL_UPROBE:
WRITE_ONCE(event_notifier->enabled, 1);
break;
case LTTNG_KERNEL_UPROBE:
WRITE_ONCE(event_notifier->enabled, 1);
break;
- case LTTNG_KERNEL_FUNCTION:
- case LTTNG_KERNEL_NOOP:
- case LTTNG_KERNEL_KRETPROBE:
+
+ case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_KRETPROBE: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
@@
-712,17
+721,19
@@
int lttng_event_notifier_disable(struct lttng_event_notifier *event_notifier)
goto end;
}
switch (event_notifier->instrumentation) {
goto end;
}
switch (event_notifier->instrumentation) {
- case LTTNG_KERNEL_TRACEPOINT:
+ case LTTNG_KERNEL_TRACEPOINT:
/* Fall-through */
case LTTNG_KERNEL_SYSCALL:
ret = -EINVAL;
break;
case LTTNG_KERNEL_SYSCALL:
ret = -EINVAL;
break;
- case LTTNG_KERNEL_KPROBE:
+
+ case LTTNG_KERNEL_KPROBE: /* Fall-through */
case LTTNG_KERNEL_UPROBE:
WRITE_ONCE(event_notifier->enabled, 0);
break;
case LTTNG_KERNEL_UPROBE:
WRITE_ONCE(event_notifier->enabled, 0);
break;
- case LTTNG_KERNEL_FUNCTION:
- case LTTNG_KERNEL_NOOP:
- case LTTNG_KERNEL_KRETPROBE:
+
+ case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_KRETPROBE: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
@@
-850,14
+861,16
@@
struct lttng_event *_lttng_event_create(struct lttng_channel *chan,
case LTTNG_KERNEL_TRACEPOINT:
event_name = event_desc->name;
break;
case LTTNG_KERNEL_TRACEPOINT:
event_name = event_desc->name;
break;
- case LTTNG_KERNEL_KPROBE:
- case LTTNG_KERNEL_
UPROBE:
- case LTTNG_KERNEL_
KRETPROBE:
- case LTTNG_KERNEL_
NOOP:
+
+ case LTTNG_KERNEL_
KPROBE: /* Fall-through */
+ case LTTNG_KERNEL_
UPROBE: /* Fall-through */
+ case LTTNG_KERNEL_
KRETPROBE: /* Fall-through */
case LTTNG_KERNEL_SYSCALL:
event_name = event_param->name;
break;
case LTTNG_KERNEL_SYSCALL:
event_name = event_param->name;
break;
- case LTTNG_KERNEL_FUNCTION: /* Fall-through. */
+
+ case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
@@
-902,6
+915,7
@@
struct lttng_event *_lttng_event_create(struct lttng_channel *chan,
/* Populate lttng_event structure before event registration. */
smp_wmb();
break;
/* Populate lttng_event structure before event registration. */
smp_wmb();
break;
+
case LTTNG_KERNEL_KPROBE:
/*
* Needs to be explicitly enabled after creation, since
case LTTNG_KERNEL_KPROBE:
/*
* Needs to be explicitly enabled after creation, since
@@
-926,6
+940,7
@@
struct lttng_event *_lttng_event_create(struct lttng_channel *chan,
ret = try_module_get(event->desc->owner);
WARN_ON_ONCE(!ret);
break;
ret = try_module_get(event->desc->owner);
WARN_ON_ONCE(!ret);
break;
+
case LTTNG_KERNEL_KRETPROBE:
{
struct lttng_event *event_return;
case LTTNG_KERNEL_KRETPROBE:
{
struct lttng_event *event_return;
@@
-949,6
+964,8
@@
struct lttng_event *_lttng_event_create(struct lttng_channel *chan,
event_return->enabled = 0;
event_return->registered = 1;
event_return->instrumentation = itype;
event_return->enabled = 0;
event_return->registered = 1;
event_return->instrumentation = itype;
+ INIT_LIST_HEAD(&event_return->filter_bytecode_runtime_head);
+ INIT_LIST_HEAD(&event_return->enablers_ref_head);
/*
* Populate lttng_event structure before kretprobe registration.
*/
/*
* Populate lttng_event structure before kretprobe registration.
*/
@@
-980,7
+997,7
@@
struct lttng_event *_lttng_event_create(struct lttng_channel *chan,
list_add(&event_return->list, &chan->session->events);
break;
}
list_add(&event_return->list, &chan->session->events);
break;
}
- case LTTNG_KERNEL_NOOP:
+
case LTTNG_KERNEL_SYSCALL:
/*
* Needs to be explicitly enabled after creation, since
case LTTNG_KERNEL_SYSCALL:
/*
* Needs to be explicitly enabled after creation, since
@@
-1016,6
+1033,7
@@
struct lttng_event *_lttng_event_create(struct lttng_channel *chan,
goto register_error;
}
break;
goto register_error;
}
break;
+
case LTTNG_KERNEL_UPROBE:
/*
* Needs to be explicitly enabled after creation, since
case LTTNG_KERNEL_UPROBE:
/*
* Needs to be explicitly enabled after creation, since
@@
-1038,7
+1056,9
@@
struct lttng_event *_lttng_event_create(struct lttng_channel *chan,
ret = try_module_get(event->desc->owner);
WARN_ON_ONCE(!ret);
break;
ret = try_module_get(event->desc->owner);
WARN_ON_ONCE(!ret);
break;
+
case LTTNG_KERNEL_FUNCTION: /* Fall-through */
case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
@@
-1081,14
+1101,16
@@
struct lttng_event_notifier *_lttng_event_notifier_create(
case LTTNG_KERNEL_TRACEPOINT:
event_name = event_desc->name;
break;
case LTTNG_KERNEL_TRACEPOINT:
event_name = event_desc->name;
break;
- case LTTNG_KERNEL_KPROBE:
- case LTTNG_KERNEL_UPROBE:
+
+ case LTTNG_KERNEL_KPROBE: /* Fall-through */
+ case LTTNG_KERNEL_UPROBE: /* Fall-through */
case LTTNG_KERNEL_SYSCALL:
event_name = event_notifier_param->event.name;
break;
case LTTNG_KERNEL_SYSCALL:
event_name = event_notifier_param->event.name;
break;
- case LTTNG_KERNEL_KRETPROBE:
- case LTTNG_KERNEL_FUNCTION:
- case LTTNG_KERNEL_NOOP:
+
+ case LTTNG_KERNEL_KRETPROBE: /* Fall-through */
+ case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
@@
-1139,6
+1161,7
@@
struct lttng_event_notifier *_lttng_event_notifier_create(
/* Populate lttng_event_notifier structure before event registration. */
smp_wmb();
break;
/* Populate lttng_event_notifier structure before event registration. */
smp_wmb();
break;
+
case LTTNG_KERNEL_KPROBE:
/*
* Needs to be explicitly enabled after creation, since
case LTTNG_KERNEL_KPROBE:
/*
* Needs to be explicitly enabled after creation, since
@@
-1163,7
+1186,7
@@
struct lttng_event_notifier *_lttng_event_notifier_create(
ret = try_module_get(event_notifier->desc->owner);
WARN_ON_ONCE(!ret);
break;
ret = try_module_get(event_notifier->desc->owner);
WARN_ON_ONCE(!ret);
break;
- case LTTNG_KERNEL_NOOP:
+
case LTTNG_KERNEL_SYSCALL:
/*
* Needs to be explicitly enabled after creation, since
case LTTNG_KERNEL_SYSCALL:
/*
* Needs to be explicitly enabled after creation, since
@@
-1200,6
+1223,7
@@
struct lttng_event_notifier *_lttng_event_notifier_create(
goto register_error;
}
break;
goto register_error;
}
break;
+
case LTTNG_KERNEL_UPROBE:
/*
* Needs to be explicitly enabled after creation, since
case LTTNG_KERNEL_UPROBE:
/*
* Needs to be explicitly enabled after creation, since
@@
-1223,8
+1247,10
@@
struct lttng_event_notifier *_lttng_event_notifier_create(
ret = try_module_get(event_notifier->desc->owner);
WARN_ON_ONCE(!ret);
break;
ret = try_module_get(event_notifier->desc->owner);
WARN_ON_ONCE(!ret);
break;
- case LTTNG_KERNEL_KRETPROBE:
- case LTTNG_KERNEL_FUNCTION:
+
+ case LTTNG_KERNEL_KRETPROBE: /* Fall-through */
+ case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
default:
WARN_ON_ONCE(1);
ret = -EINVAL;
@@
-1344,16
+1370,19
@@
void register_event(struct lttng_event *event)
desc->probe_callback,
event);
break;
desc->probe_callback,
event);
break;
+
case LTTNG_KERNEL_SYSCALL:
ret = lttng_syscall_filter_enable_event(event->chan, event);
break;
case LTTNG_KERNEL_SYSCALL:
ret = lttng_syscall_filter_enable_event(event->chan, event);
break;
- case LTTNG_KERNEL_KPROBE:
- case LTTNG_KERNEL_UPROBE:
+
+ case LTTNG_KERNEL_KPROBE: /* Fall-through */
+ case LTTNG_KERNEL_UPROBE: /* Fall-through */
case LTTNG_KERNEL_KRETPROBE:
case LTTNG_KERNEL_KRETPROBE:
- case LTTNG_KERNEL_NOOP:
ret = 0;
break;
ret = 0;
break;
+
case LTTNG_KERNEL_FUNCTION: /* Fall-through */
case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
}
default:
WARN_ON_ONCE(1);
}
@@
-1379,24
+1408,30
@@
int _lttng_event_unregister(struct lttng_event *event)
event->desc->probe_callback,
event);
break;
event->desc->probe_callback,
event);
break;
+
case LTTNG_KERNEL_KPROBE:
lttng_kprobes_unregister_event(event);
ret = 0;
break;
case LTTNG_KERNEL_KPROBE:
lttng_kprobes_unregister_event(event);
ret = 0;
break;
+
case LTTNG_KERNEL_KRETPROBE:
lttng_kretprobes_unregister(event);
ret = 0;
break;
case LTTNG_KERNEL_KRETPROBE:
lttng_kretprobes_unregister(event);
ret = 0;
break;
+
case LTTNG_KERNEL_SYSCALL:
ret = lttng_syscall_filter_disable_event(event->chan, event);
break;
case LTTNG_KERNEL_SYSCALL:
ret = lttng_syscall_filter_disable_event(event->chan, event);
break;
+
case LTTNG_KERNEL_NOOP:
ret = 0;
break;
case LTTNG_KERNEL_NOOP:
ret = 0;
break;
+
case LTTNG_KERNEL_UPROBE:
lttng_uprobes_unregister_event(event);
ret = 0;
break;
case LTTNG_KERNEL_UPROBE:
lttng_uprobes_unregister_event(event);
ret = 0;
break;
+
case LTTNG_KERNEL_FUNCTION: /* Fall-through */
default:
WARN_ON_ONCE(1);
case LTTNG_KERNEL_FUNCTION: /* Fall-through */
default:
WARN_ON_ONCE(1);
@@
-1423,16
+1458,19
@@
void register_event_notifier(struct lttng_event_notifier *event_notifier)
desc->event_notifier_callback,
event_notifier);
break;
desc->event_notifier_callback,
event_notifier);
break;
+
case LTTNG_KERNEL_SYSCALL:
ret = lttng_syscall_filter_enable_event_notifier(event_notifier);
break;
case LTTNG_KERNEL_SYSCALL:
ret = lttng_syscall_filter_enable_event_notifier(event_notifier);
break;
- case LTTNG_KERNEL_KPROBE:
+
+ case LTTNG_KERNEL_KPROBE: /* Fall-through */
case LTTNG_KERNEL_UPROBE:
ret = 0;
break;
case LTTNG_KERNEL_UPROBE:
ret = 0;
break;
- case LTTNG_KERNEL_KRETPROBE:
- case LTTNG_KERNEL_FUNCTION:
- case LTTNG_KERNEL_NOOP:
+
+ case LTTNG_KERNEL_KRETPROBE: /* Fall-through */
+ case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
}
default:
WARN_ON_ONCE(1);
}
@@
-1457,20
+1495,24
@@
int _lttng_event_notifier_unregister(
event_notifier->desc->event_notifier_callback,
event_notifier);
break;
event_notifier->desc->event_notifier_callback,
event_notifier);
break;
+
case LTTNG_KERNEL_KPROBE:
lttng_kprobes_unregister_event_notifier(event_notifier);
ret = 0;
break;
case LTTNG_KERNEL_KPROBE:
lttng_kprobes_unregister_event_notifier(event_notifier);
ret = 0;
break;
+
case LTTNG_KERNEL_UPROBE:
lttng_uprobes_unregister_event_notifier(event_notifier);
ret = 0;
break;
case LTTNG_KERNEL_UPROBE:
lttng_uprobes_unregister_event_notifier(event_notifier);
ret = 0;
break;
+
case LTTNG_KERNEL_SYSCALL:
ret = lttng_syscall_filter_disable_event_notifier(event_notifier);
break;
case LTTNG_KERNEL_SYSCALL:
ret = lttng_syscall_filter_disable_event_notifier(event_notifier);
break;
- case LTTNG_KERNEL_KRETPROBE:
- case LTTNG_KERNEL_FUNCTION:
- case LTTNG_KERNEL_NOOP:
+
+ case LTTNG_KERNEL_KRETPROBE: /* Fall-through */
+ case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
}
default:
WARN_ON_ONCE(1);
}
@@
-1491,22
+1533,27
@@
void _lttng_event_destroy(struct lttng_event *event)
case LTTNG_KERNEL_TRACEPOINT:
lttng_event_desc_put(event->desc);
break;
case LTTNG_KERNEL_TRACEPOINT:
lttng_event_desc_put(event->desc);
break;
+
case LTTNG_KERNEL_KPROBE:
module_put(event->desc->owner);
lttng_kprobes_destroy_event_private(event);
break;
case LTTNG_KERNEL_KPROBE:
module_put(event->desc->owner);
lttng_kprobes_destroy_event_private(event);
break;
+
case LTTNG_KERNEL_KRETPROBE:
module_put(event->desc->owner);
lttng_kretprobes_destroy_private(event);
break;
case LTTNG_KERNEL_KRETPROBE:
module_put(event->desc->owner);
lttng_kretprobes_destroy_private(event);
break;
- case LTTNG_KERNEL_NOOP:
+
case LTTNG_KERNEL_SYSCALL:
break;
case LTTNG_KERNEL_SYSCALL:
break;
+
case LTTNG_KERNEL_UPROBE:
module_put(event->desc->owner);
lttng_uprobes_destroy_event_private(event);
break;
case LTTNG_KERNEL_UPROBE:
module_put(event->desc->owner);
lttng_uprobes_destroy_event_private(event);
break;
+
case LTTNG_KERNEL_FUNCTION: /* Fall-through */
case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
}
default:
WARN_ON_ONCE(1);
}
@@
-1526,27
+1573,38
@@
void _lttng_event_destroy(struct lttng_event *event)
static
void _lttng_event_notifier_destroy(struct lttng_event_notifier *event_notifier)
{
static
void _lttng_event_notifier_destroy(struct lttng_event_notifier *event_notifier)
{
+ struct lttng_enabler_ref *enabler_ref, *tmp_enabler_ref;
+
switch (event_notifier->instrumentation) {
case LTTNG_KERNEL_TRACEPOINT:
lttng_event_desc_put(event_notifier->desc);
break;
switch (event_notifier->instrumentation) {
case LTTNG_KERNEL_TRACEPOINT:
lttng_event_desc_put(event_notifier->desc);
break;
+
case LTTNG_KERNEL_KPROBE:
module_put(event_notifier->desc->owner);
lttng_kprobes_destroy_event_notifier_private(event_notifier);
break;
case LTTNG_KERNEL_KPROBE:
module_put(event_notifier->desc->owner);
lttng_kprobes_destroy_event_notifier_private(event_notifier);
break;
- case LTTNG_KERNEL_NOOP:
+
case LTTNG_KERNEL_SYSCALL:
break;
case LTTNG_KERNEL_SYSCALL:
break;
+
case LTTNG_KERNEL_UPROBE:
module_put(event_notifier->desc->owner);
lttng_uprobes_destroy_event_notifier_private(event_notifier);
break;
case LTTNG_KERNEL_UPROBE:
module_put(event_notifier->desc->owner);
lttng_uprobes_destroy_event_notifier_private(event_notifier);
break;
- case LTTNG_KERNEL_KRETPROBE:
- case LTTNG_KERNEL_FUNCTION:
+
+ case LTTNG_KERNEL_KRETPROBE: /* Fall-through */
+ case LTTNG_KERNEL_FUNCTION: /* Fall-through */
+ case LTTNG_KERNEL_NOOP: /* Fall-through */
default:
WARN_ON_ONCE(1);
}
list_del(&event_notifier->list);
default:
WARN_ON_ONCE(1);
}
list_del(&event_notifier->list);
+ lttng_free_event_notifier_filter_runtime(event_notifier);
+ /* Free event enabler refs */
+ list_for_each_entry_safe(enabler_ref, tmp_enabler_ref,
+ &event_notifier->enablers_ref_head, node)
+ kfree(enabler_ref);
kmem_cache_free(event_notifier_cache, event_notifier);
}
kmem_cache_free(event_notifier_cache, event_notifier);
}
@@
-1844,6
+1902,7
@@
int lttng_desc_match_enabler(const struct lttng_event_desc *desc,
return -EINVAL;
}
break;
return -EINVAL;
}
break;
+
case LTTNG_KERNEL_SYSCALL:
desc_name = desc->name;
if (!strncmp(desc_name, "compat_", strlen("compat_"))) {
case LTTNG_KERNEL_SYSCALL:
desc_name = desc->name;
if (!strncmp(desc_name, "compat_", strlen("compat_"))) {
@@
-1906,6
+1965,7
@@
int lttng_desc_match_enabler(const struct lttng_event_desc *desc,
return -EINVAL;
}
break;
return -EINVAL;
}
break;
+
default:
WARN_ON_ONCE(1);
return -EINVAL;
default:
WARN_ON_ONCE(1);
return -EINVAL;
@@
-2102,9
+2162,11
@@
void lttng_create_event_if_missing(struct lttng_event_enabler *event_enabler)
case LTTNG_KERNEL_TRACEPOINT:
lttng_create_tracepoint_event_if_missing(event_enabler);
break;
case LTTNG_KERNEL_TRACEPOINT:
lttng_create_tracepoint_event_if_missing(event_enabler);
break;
+
case LTTNG_KERNEL_SYSCALL:
lttng_create_syscall_event_if_missing(event_enabler);
break;
case LTTNG_KERNEL_SYSCALL:
lttng_create_syscall_event_if_missing(event_enabler);
break;
+
default:
WARN_ON_ONCE(1);
break;
default:
WARN_ON_ONCE(1);
break;
@@
-2187,9
+2249,11
@@
void lttng_create_event_notifier_if_missing(struct lttng_event_notifier_enabler
case LTTNG_KERNEL_TRACEPOINT:
lttng_create_tracepoint_event_notifier_if_missing(event_notifier_enabler);
break;
case LTTNG_KERNEL_TRACEPOINT:
lttng_create_tracepoint_event_notifier_if_missing(event_notifier_enabler);
break;
+
case LTTNG_KERNEL_SYSCALL:
lttng_create_syscall_event_notifier_if_missing(event_notifier_enabler);
break;
case LTTNG_KERNEL_SYSCALL:
lttng_create_syscall_event_notifier_if_missing(event_notifier_enabler);
break;
+
default:
WARN_ON_ONCE(1);
break;
default:
WARN_ON_ONCE(1);
break;
@@
-2622,7
+2686,7
@@
void lttng_session_sync_event_enablers(struct lttng_session *session)
int enabled = 0, has_enablers_without_bytecode = 0;
switch (event->instrumentation) {
int enabled = 0, has_enablers_without_bytecode = 0;
switch (event->instrumentation) {
- case LTTNG_KERNEL_TRACEPOINT:
+ case LTTNG_KERNEL_TRACEPOINT:
/* Fall-through */
case LTTNG_KERNEL_SYSCALL:
/* Enable events */
list_for_each_entry(enabler_ref,
case LTTNG_KERNEL_SYSCALL:
/* Enable events */
list_for_each_entry(enabler_ref,
@@
-2633,6
+2697,7
@@
void lttng_session_sync_event_enablers(struct lttng_session *session)
}
}
break;
}
}
break;
+
default:
/* Not handled with lazy sync. */
continue;
default:
/* Not handled with lazy sync. */
continue;
@@
-2709,7
+2774,7
@@
void lttng_event_notifier_group_sync_enablers(struct lttng_event_notifier_group
int enabled = 0, has_enablers_without_bytecode = 0;
switch (event_notifier->instrumentation) {
int enabled = 0, has_enablers_without_bytecode = 0;
switch (event_notifier->instrumentation) {
- case LTTNG_KERNEL_TRACEPOINT:
+ case LTTNG_KERNEL_TRACEPOINT:
/* Fall-through */
case LTTNG_KERNEL_SYSCALL:
/* Enable event_notifiers */
list_for_each_entry(enabler_ref,
case LTTNG_KERNEL_SYSCALL:
/* Enable event_notifiers */
list_for_each_entry(enabler_ref,
@@
-2720,6
+2785,7
@@
void lttng_event_notifier_group_sync_enablers(struct lttng_event_notifier_group
}
}
break;
}
}
break;
+
default:
/* Not handled with sync. */
continue;
default:
/* Not handled with sync. */
continue;
@@
-2759,6
+2825,8
@@
void lttng_event_notifier_group_sync_enablers(struct lttng_event_notifier_group
list_for_each_entry(runtime,
&event_notifier->capture_bytecode_runtime_head, node)
lttng_bytecode_capture_sync_state(runtime);
list_for_each_entry(runtime,
&event_notifier->capture_bytecode_runtime_head, node)
lttng_bytecode_capture_sync_state(runtime);
+
+ WRITE_ONCE(event_notifier->eval_capture, !!event_notifier->num_captures);
}
}
}
}
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