switch (event_enabler->enabler_type) {
case LTTNG_EVENT_ENABLER_TYPE_RECORDER:
{
- struct lttng_event_enabler *event_recorder_enabler =
- container_of(event_enabler, struct lttng_event_enabler, parent);
+ struct lttng_event_recorder_enabler *event_recorder_enabler =
+ container_of(event_enabler, struct lttng_event_recorder_enabler, parent);
return &event_recorder_enabler->chan->priv->parent.syscall_table;
}
case LTTNG_EVENT_ENABLER_TYPE_NOTIFIER:
*/
static
int lttng_create_syscall_event_if_missing(const struct trace_syscall_entry *table, size_t table_len,
- struct hlist_head *chan_table, struct lttng_event_enabler *syscall_event_enabler,
+ struct hlist_head *chan_table, struct lttng_event_recorder_enabler *syscall_event_enabler,
enum sc_type type)
{
struct lttng_kernel_syscall_table *syscall_table = get_syscall_table_from_enabler(&syscall_event_enabler->parent);
/* Allocate events for each syscall matching enabler, insert into table */
for (i = 0; i < table_len; i++) {
const struct lttng_kernel_event_desc *desc = table[i].desc;
- struct lttng_event_enabler *event_enabler;
+ struct lttng_event_recorder_enabler *event_enabler;
struct lttng_kernel_abi_event ev;
struct lttng_kernel_event_recorder_private *event_recorder_priv;
struct lttng_kernel_event_recorder *event_recorder;
continue;
}
if (lttng_desc_match_enabler(desc,
- lttng_event_enabler_as_enabler(syscall_event_enabler)) <= 0)
+ lttng_event_recorder_enabler_as_enabler(syscall_event_enabler)) <= 0)
continue;
/*
* Check if already created.
strncpy(ev.name, desc->event_name, LTTNG_KERNEL_ABI_SYM_NAME_LEN - 1);
ev.name[LTTNG_KERNEL_ABI_SYM_NAME_LEN - 1] = '\0';
ev.instrumentation = LTTNG_KERNEL_ABI_SYSCALL;
- event_enabler = lttng_event_enabler_create(LTTNG_ENABLER_FORMAT_NAME, &ev, chan);
+ event_enabler = lttng_event_recorder_enabler_create(LTTNG_ENABLER_FORMAT_NAME, &ev, chan);
if (!event_enabler) {
return -ENOMEM;
}
event_recorder = _lttng_kernel_event_recorder_create(event_enabler, desc);
WARN_ON_ONCE(!event_recorder);
- lttng_event_enabler_destroy(event_enabler);
+ lttng_event_enabler_destroy(&event_enabler->parent);
if (IS_ERR(event_recorder)) {
/*
* If something goes wrong in event registration
/*
* Should be called with sessions lock held.
*/
-int lttng_syscalls_register_event(struct lttng_event_enabler *syscall_event_enabler)
+int lttng_syscalls_register_event(struct lttng_event_recorder_enabler *syscall_event_enabler)
{
struct lttng_kernel_syscall_table *syscall_table = get_syscall_table_from_enabler(&syscall_event_enabler->parent);
struct lttng_kernel_abi_event ev;
const struct lttng_kernel_event_desc *desc =
&__event_desc___syscall_entry_unknown;
struct lttng_kernel_event_recorder *event_recorder;
- struct lttng_event_enabler *event_enabler;
+ struct lttng_event_recorder_enabler *event_enabler;
memset(&ev, 0, sizeof(ev));
strncpy(ev.name, desc->event_name, LTTNG_KERNEL_ABI_SYM_NAME_LEN);
ev.instrumentation = LTTNG_KERNEL_ABI_SYSCALL;
ev.u.syscall.entryexit = LTTNG_KERNEL_ABI_SYSCALL_ENTRY;
ev.u.syscall.abi = LTTNG_KERNEL_ABI_SYSCALL_ABI_NATIVE;
- event_enabler = lttng_event_enabler_create(LTTNG_ENABLER_FORMAT_NAME, &ev, syscall_event_enabler->chan);
+ event_enabler = lttng_event_recorder_enabler_create(LTTNG_ENABLER_FORMAT_NAME, &ev, syscall_event_enabler->chan);
if (!event_enabler) {
return -ENOMEM;
}
event_recorder = _lttng_kernel_event_recorder_create(event_enabler, desc);
- lttng_event_enabler_destroy(event_enabler);
+ lttng_event_enabler_destroy(&event_enabler->parent);
WARN_ON_ONCE(!event_recorder);
if (IS_ERR(event_recorder)) {
return PTR_ERR(event_recorder);
const struct lttng_kernel_event_desc *desc =
&__event_desc___compat_syscall_entry_unknown;
struct lttng_kernel_event_recorder *event_recorder;
- struct lttng_event_enabler *event_enabler;
+ struct lttng_event_recorder_enabler *event_enabler;
memset(&ev, 0, sizeof(ev));
strncpy(ev.name, desc->event_name, LTTNG_KERNEL_ABI_SYM_NAME_LEN);
ev.instrumentation = LTTNG_KERNEL_ABI_SYSCALL;
ev.u.syscall.entryexit = LTTNG_KERNEL_ABI_SYSCALL_ENTRY;
ev.u.syscall.abi = LTTNG_KERNEL_ABI_SYSCALL_ABI_COMPAT;
- event_enabler = lttng_event_enabler_create(LTTNG_ENABLER_FORMAT_NAME, &ev, syscall_event_enabler->chan);
+ event_enabler = lttng_event_recorder_enabler_create(LTTNG_ENABLER_FORMAT_NAME, &ev, syscall_event_enabler->chan);
if (!event_enabler) {
return -ENOMEM;
}
event_recorder = _lttng_kernel_event_recorder_create(event_enabler, desc);
WARN_ON_ONCE(!event_recorder);
- lttng_event_enabler_destroy(event_enabler);
+ lttng_event_enabler_destroy(&event_enabler->parent);
if (IS_ERR(event_recorder)) {
return PTR_ERR(event_recorder);
}
const struct lttng_kernel_event_desc *desc =
&__event_desc___compat_syscall_exit_unknown;
struct lttng_kernel_event_recorder *event_recorder;
- struct lttng_event_enabler *event_enabler;
+ struct lttng_event_recorder_enabler *event_enabler;
memset(&ev, 0, sizeof(ev));
strncpy(ev.name, desc->event_name, LTTNG_KERNEL_ABI_SYM_NAME_LEN);
ev.instrumentation = LTTNG_KERNEL_ABI_SYSCALL;
ev.u.syscall.entryexit = LTTNG_KERNEL_ABI_SYSCALL_EXIT;
ev.u.syscall.abi = LTTNG_KERNEL_ABI_SYSCALL_ABI_COMPAT;
- event_enabler = lttng_event_enabler_create(LTTNG_ENABLER_FORMAT_NAME, &ev, syscall_event_enabler->chan);
+ event_enabler = lttng_event_recorder_enabler_create(LTTNG_ENABLER_FORMAT_NAME, &ev, syscall_event_enabler->chan);
if (!event_enabler) {
return -ENOMEM;
}
event_recorder = _lttng_kernel_event_recorder_create(event_enabler, desc);
WARN_ON_ONCE(!event_recorder);
- lttng_event_enabler_destroy(event_enabler);
+ lttng_event_enabler_destroy(&event_enabler->parent);
if (IS_ERR(event_recorder)) {
return PTR_ERR(event_recorder);
}
const struct lttng_kernel_event_desc *desc =
&__event_desc___syscall_exit_unknown;
struct lttng_kernel_event_recorder *event_recorder;
- struct lttng_event_enabler *event_enabler;
+ struct lttng_event_recorder_enabler *event_enabler;
memset(&ev, 0, sizeof(ev));
strncpy(ev.name, desc->event_name, LTTNG_KERNEL_ABI_SYM_NAME_LEN);
ev.instrumentation = LTTNG_KERNEL_ABI_SYSCALL;
ev.u.syscall.entryexit = LTTNG_KERNEL_ABI_SYSCALL_EXIT;
ev.u.syscall.abi = LTTNG_KERNEL_ABI_SYSCALL_ABI_NATIVE;
- event_enabler = lttng_event_enabler_create(LTTNG_ENABLER_FORMAT_NAME, &ev, syscall_event_enabler->chan);
+ event_enabler = lttng_event_recorder_enabler_create(LTTNG_ENABLER_FORMAT_NAME, &ev, syscall_event_enabler->chan);
if (!event_enabler) {
return -ENOMEM;
}
event_recorder = _lttng_kernel_event_recorder_create(event_enabler, desc);
WARN_ON_ONCE(!event_recorder);
- lttng_event_enabler_destroy(event_enabler);
+ lttng_event_enabler_destroy(&event_enabler->parent);
if (IS_ERR(event_recorder)) {
return PTR_ERR(event_recorder);
}
{
struct lttng_event_notifier_group *group = event_notifier_enabler->group;
struct lttng_kernel_syscall_table *syscall_table = &group->syscall_table;
- unsigned int i;
int ret = 0;
wrapper_vmalloc_sync_mappings();
syscall_table->syscall_dispatch = kzalloc(sizeof(struct hlist_head) * sc_table.len, GFP_KERNEL);
if (!syscall_table->syscall_dispatch)
return -ENOMEM;
-
- /* Initialize all list_head */
- for (i = 0; i < sc_table.len; i++)
- INIT_HLIST_HEAD(&syscall_table->syscall_dispatch[i]);
-
- /* Init the unknown syscall notifier list. */
- INIT_HLIST_HEAD(&syscall_table->unknown_syscall_dispatch);
}
if (!syscall_table->syscall_exit_dispatch) {
syscall_table->syscall_exit_dispatch = kzalloc(sizeof(struct hlist_head) * sc_table.len, GFP_KERNEL);
if (!syscall_table->syscall_exit_dispatch)
return -ENOMEM;
-
- /* Initialize all list_head */
- for (i = 0; i < sc_table.len; i++)
- INIT_HLIST_HEAD(&syscall_table->syscall_exit_dispatch[i]);
-
- /* Init the unknown exit syscall notifier list. */
- INIT_HLIST_HEAD(&syscall_table->unknown_syscall_exit_dispatch);
}
#ifdef CONFIG_COMPAT
syscall_table->compat_syscall_dispatch = kzalloc(sizeof(struct hlist_head) * compat_sc_table.len, GFP_KERNEL);
if (!syscall_table->compat_syscall_dispatch)
return -ENOMEM;
-
- /* Initialize all list_head */
- for (i = 0; i < compat_sc_table.len; i++)
- INIT_HLIST_HEAD(&syscall_table->compat_syscall_dispatch[i]);
-
- /* Init the unknown syscall notifier list. */
- INIT_HLIST_HEAD(&syscall_table->compat_unknown_syscall_dispatch);
}
if (!syscall_table->compat_syscall_exit_dispatch) {
GFP_KERNEL);
if (!syscall_table->compat_syscall_exit_dispatch)
return -ENOMEM;
-
- /* Initialize all list_head */
- for (i = 0; i < compat_sc_exit_table.len; i++)
- INIT_HLIST_HEAD(&syscall_table->compat_syscall_exit_dispatch[i]);
-
- /* Init the unknown exit syscall notifier list. */
- INIT_HLIST_HEAD(&syscall_table->compat_unknown_syscall_exit_dispatch);
}
#endif
return 0;
}
-int lttng_syscall_filter_enable_event_notifier(
- struct lttng_kernel_event_notifier *event_notifier)
+int lttng_syscall_filter_enable_event_notifier(struct lttng_kernel_event_notifier *event_notifier)
{
struct lttng_event_notifier_group *group = event_notifier->priv->group;
struct lttng_kernel_syscall_table *syscall_table = &group->syscall_table;
return ret ;
}
-int lttng_syscall_filter_enable_event(
- struct lttng_kernel_channel_buffer *channel,
- struct lttng_kernel_event_recorder *event_recorder)
+int lttng_syscall_filter_enable_event_recorder(struct lttng_kernel_event_recorder *event_recorder)
{
+ struct lttng_kernel_channel_buffer *channel = event_recorder->chan;
struct lttng_kernel_syscall_table *syscall_table = &channel->priv->parent.syscall_table;
WARN_ON_ONCE(event_recorder->priv->parent.instrumentation != LTTNG_KERNEL_ABI_SYSCALL);
}
static
-int lttng_syscall_filter_disable(
- struct lttng_syscall_filter *filter,
+int lttng_syscall_filter_disable(struct lttng_syscall_filter *filter,
const char *desc_name, enum lttng_syscall_abi abi,
enum lttng_syscall_entryexit entryexit)
{
return 0;
}
-int lttng_syscall_filter_disable_event_notifier(
- struct lttng_kernel_event_notifier *event_notifier)
+int lttng_syscall_filter_disable_event_notifier(struct lttng_kernel_event_notifier *event_notifier)
{
struct lttng_event_notifier_group *group = event_notifier->priv->group;
struct lttng_kernel_syscall_table *syscall_table = &group->syscall_table;
return 0;
}
-int lttng_syscall_filter_disable_event(
- struct lttng_kernel_channel_buffer *channel,
- struct lttng_kernel_event_recorder *event_recorder)
+int lttng_syscall_filter_disable_event_recorder(struct lttng_kernel_event_recorder *event_recorder)
{
+ struct lttng_kernel_channel_buffer *channel = event_recorder->chan;
struct lttng_kernel_syscall_table *syscall_table = &channel->priv->parent.syscall_table;
return lttng_syscall_filter_disable(syscall_table->sc_filter,