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Sample all running tasks, not just current

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Søren Sandmann Pedersen
2004-11-21 22:46:00 +00:00
parent 0e1b62128f
commit 77e836d347
1 changed files with 17 additions and 17 deletions
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34
sysprof-module.c
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@ -272,17 +272,18 @@ do_generate (void *data)
in_queue = 0; in_queue = 0;
/* Make sure the task still exists */ /* Make sure the task still exists */
for_each_process (p) for_each_process (p) {
if (p == task) if (p == task) {
goto go_ahead; generate_stack_trace(task, head);
return;
go_ahead: if (head++ == &stack_traces[N_TRACES - 1])
generate_stack_trace(task, head); head = &stack_traces[0];
if (head++ == &stack_traces[N_TRACES - 1])
head = &stack_traces[0]; wake_up (&wait_for_trace);
wake_up (&wait_for_trace); return;
}
}
} }
static void static void
@ -301,13 +302,12 @@ queue_generate_stack_trace (struct task_struct *cur)
static void static void
on_timer(unsigned long dong) on_timer(unsigned long dong)
{ {
static int n_ticks = 0; struct task_struct *p;
task_t *task = current;
for_each_process (p) {
++n_ticks; if (p->state == TASK_RUNNING)
queue_generate_stack_trace (p);
if (task && task->pid != 0) }
queue_generate_stack_trace (task);
add_timeout (INTERVAL, on_timer); add_timeout (INTERVAL, on_timer);
} }