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rt: Clean up the way the kernel tracks tasks

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This commit is contained in:
Brian Anderson
2012-02-03 17:26:54 -08:00
parent e7f00b6493
commit 12fa90888e
6 changed files with 49 additions and 42 deletions
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18
src/rt/rust_task_thread.cpp
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@@ -137,13 +137,8 @@ rust_task_thread::reap_dead_tasks() {
for (size_t i = 0; i < dead_tasks_len; ++i) {
rust_task *task = dead_tasks_copy[i];
if (task) {
kernel->release_task_id(task->user.id);
task->deref();
int live_tasks = sync::decrement(kernel->live_tasks);
if (live_tasks == 0) {
// There are no more tasks and there never will be.
// Tell all the schedulers to exit.
kernel->exit_schedulers();
}
}
}
srv->free(dead_tasks_copy);
@@ -219,8 +214,8 @@ rust_task_thread::start_main_loop() {
DLOG(this, dom, "started domain loop %d", id);
while (!should_exit) {
DLOG(this, dom, "worker %d, number_of_live_tasks = %d, total = %d",
id, number_of_live_tasks(), kernel->live_tasks);
DLOG(this, dom, "worker %d, number_of_live_tasks = %d",
id, number_of_live_tasks());
rust_task *scheduled_task = schedule_task();
@@ -281,7 +276,7 @@ rust_task_thread::get_cache() {
return &cache;
}
rust_task *
rust_task_id
rust_task_thread::create_task(rust_task *spawner, const char *name,
size_t init_stack_sz) {
rust_task *task =
@@ -295,9 +290,8 @@ rust_task_thread::create_task(rust_task *spawner, const char *name,
newborn_tasks.append(task);
}
sync::increment(kernel->live_tasks);
return task;
kernel->register_task(task);
return task->user.id;
}
void rust_task_thread::run() {