#include <linux/file.h>
#include <linux/anon_inodes.h>
#include <wrapper/file.h>
-#include <linux/jhash.h>
#include <linux/uaccess.h>
#include <linux/vmalloc.h>
#include <linux/dmi.h>
#include <lttng/abi-old.h>
#include <lttng/endian.h>
#include <lttng/string-utils.h>
+#include <lttng/utils.h>
#include <ringbuffer/backend.h>
#include <ringbuffer/frontend.h>
#include <wrapper/time.h>
struct lttng_event *event;
const char *event_name;
struct hlist_head *head;
- size_t name_len;
- uint32_t hash;
int ret;
if (chan->free_event_id == -1U) {
ret = -EINVAL;
goto type_error;
}
- name_len = strlen(event_name);
- hash = jhash(event_name, name_len, 0);
- head = &session->events_ht.table[hash & (LTTNG_EVENT_HT_SIZE - 1)];
+
+ head = utils_borrow_hash_table_bucket(session->events_ht.table,
+ LTTNG_EVENT_HT_SIZE, event_name);
lttng_hlist_for_each_entry(event, head, hlist) {
WARN_ON_ONCE(!event->desc);
if (!strncmp(event->desc->name, event_name,
/* Event will be enabled by enabler sync. */
event->enabled = 0;
event->registered = 0;
- event->desc = lttng_event_get(event_name);
+ event->desc = lttng_event_desc_get(event_name);
if (!event->desc) {
ret = -ENOENT;
goto register_error;
{
switch (event->instrumentation) {
case LTTNG_KERNEL_TRACEPOINT:
- lttng_event_put(event->desc);
+ lttng_event_desc_put(event->desc);
break;
case LTTNG_KERNEL_KPROBE:
module_put(event->desc->owner);
for (i = 0; i < probe_desc->nr_events; i++) {
int found = 0;
struct hlist_head *head;
- const char *event_name;
- size_t name_len;
- uint32_t hash;
struct lttng_event *event;
desc = probe_desc->event_desc[i];
if (!lttng_desc_match_enabler(desc,
lttng_event_enabler_as_enabler(event_enabler)))
continue;
- event_name = desc->name;
- name_len = strlen(event_name);
/*
* Check if already created.
*/
- hash = jhash(event_name, name_len, 0);
- head = &session->events_ht.table[hash & (LTTNG_EVENT_HT_SIZE - 1)];
+ head = utils_borrow_hash_table_bucket(
+ session->events_ht.table, LTTNG_EVENT_HT_SIZE,
+ desc->name);
lttng_hlist_for_each_entry(event, head, hlist) {
if (event->desc == desc
&& event->chan == event_enabler->chan)
/*
* Link filter bytecodes if not linked yet.
*/
- lttng_event_enabler_link_bytecode(event, event_enabler);
+ lttng_enabler_link_bytecode(event->desc,
+ lttng_static_ctx,
+ &event->bytecode_runtime_head,
+ lttng_event_enabler_as_enabler(event_enabler));
/* TODO: merge event context. */
}