#include <unistd.h>
#include <inttypes.h>
-#include <common/common.h>
-#include <common/defaults.h>
-#include <common/trace-chunk.h>
-#include <common/utils.h>
+#include <common/common.hpp>
+#include <common/defaults.hpp>
+#include <common/trace-chunk.hpp>
+#include <common/utils.hpp>
-#include "buffer-registry.h"
-#include "trace-ust.h"
-#include "utils.h"
-#include "ust-app.h"
-#include "agent.h"
+#include "buffer-registry.hpp"
+#include "trace-ust.hpp"
+#include "utils.hpp"
+#include "ust-app.hpp"
+#include "agent.hpp"
+
+namespace lsu = lttng::sessiond::ust;
/*
* Match function for the events hash table lookup.
struct lttng_ht_node_str *node;
struct lttng_ht_iter iter;
+ ASSERT_RCU_READ_LOCKED();
/*
* If we receive an empty string for channel name, it means the
* default channel name is requested.
LTTNG_ASSERT(name);
LTTNG_ASSERT(ht);
+ ASSERT_RCU_READ_LOCKED();
key.name = name;
key.filter = filter;
struct ltt_ust_session *lus;
/* Allocate a new ltt ust session */
- lus = (ltt_ust_session *) zmalloc(sizeof(struct ltt_ust_session));
+ lus = zmalloc<ltt_ust_session>();
if (lus == NULL) {
PERROR("create ust session zmalloc");
goto error_alloc;
LTTNG_ASSERT(chan);
- luc = (ltt_ust_channel *) zmalloc(sizeof(struct ltt_ust_channel));
+ luc = zmalloc<ltt_ust_channel>();
if (luc == NULL) {
PERROR("ltt_ust_channel zmalloc");
goto error;
goto error;
}
- local_ust_event = (ltt_ust_event *) zmalloc(sizeof(struct ltt_ust_event));
+ local_ust_event = zmalloc<ltt_ust_event>();
if (local_ust_event == NULL) {
PERROR("ust event zmalloc");
ret = LTTNG_ERR_NOMEM;
goto end;
}
- uctx = (ltt_ust_context *) zmalloc(sizeof(struct ltt_ust_context));
+ uctx = zmalloc<ltt_ust_context>();
if (!uctx) {
PERROR("zmalloc ltt_ust_context");
goto end;
retval = LTTNG_ERR_PROCESS_ATTR_EXISTS;
goto end;
}
- tracker_node = (ust_id_tracker_node *) zmalloc(sizeof(*tracker_node));
+ tracker_node = zmalloc<ust_id_tracker_node>();
if (!tracker_node) {
retval = LTTNG_ERR_NOMEM;
goto end;
LTTNG_ASSERT(!ret);
}
+int trace_ust_regenerate_metadata(struct ltt_ust_session *usess)
+{
+ int ret = 0;
+ struct buffer_reg_uid *uid_reg = NULL;
+ struct buffer_reg_session *session_reg = NULL;
+
+ rcu_read_lock();
+ cds_list_for_each_entry(uid_reg, &usess->buffer_reg_uid_list, lnode) {
+ lsu::registry_session *registry;
+
+ session_reg = uid_reg->registry;
+ registry = session_reg->reg.ust;
+
+ try {
+ registry->regenerate_metadata();
+ } catch (const std::exception& ex) {
+ ERR("Failed to regenerate user space session metadata: %s", ex.what());
+ ret = -1;
+ goto end;
+ }
+ }
+
+end:
+ rcu_read_unlock();
+ return ret;
+}
+
/*
* Iterate over a hash table containing channels and cleanup safely.
*/