}
}
-/*
- * Note: if using a frequency different from 1GHz for clock->offset, it
- * is recommended to express the seconds in offset_s, otherwise there
- * will be a loss of precision caused by the limited size of the double
- * mantissa.
- */
-static
-uint64_t clock_offset_ns(struct ctf_clock *clock)
-{
- return clock->offset_s * 1000000000ULL
- + clock_cycles_to_ns(clock, clock->offset);
-}
-
static void clock_add(gpointer key, gpointer value, gpointer user_data)
{
struct clock_match *clock_match = user_data;
GHashTable *tc_clocks = clock_match->clocks;
- struct ctf_clock *t_clock = value;
+ struct ctf_clock *t_clock = value, *clock_copy;
GQuark v;
if (t_clock->absolute)
clock_match->tc->single_clock_offset_avg =
clock_match->tc->offset_first;
}
+ clock_copy = g_new0(struct ctf_clock, 1);
+ *clock_copy = *t_clock;
+ if (t_clock->description) {
+ clock_copy->description = g_strdup(t_clock->description);
+ }
g_hash_table_insert(tc_clocks,
(gpointer) (unsigned long) v,
- value);
+ clock_copy);
} else if (!t_clock->absolute) {
int64_t diff_ns;
if (!tc || !trace)
return -EINVAL;
+ if (!trace->clocks)
+ return 0;
+
if (tc->array->len > 1) {
struct clock_match clock_match = {
.clocks = tc->clocks,
}
+static
+void clock_free(gpointer data)
+{
+ struct ctf_clock *clock = data;
+
+ g_free(clock->description);
+ g_free(clock);
+}
+
void bt_init_trace_collection(struct trace_collection *tc)
{
assert(tc);
tc->array = g_ptr_array_new();
- tc->clocks = g_hash_table_new(g_direct_hash, g_direct_equal);
+ tc->clocks = g_hash_table_new_full(g_direct_hash, g_direct_equal,
+ NULL, clock_free);
tc->single_clock_offset_avg = 0;
tc->offset_first = 0;
tc->delta_offset_first_sum = 0;