void* thread_stub2( void* v_td )
#endif
{
ThreadData* td = reinterpret_cast<ThreadData*>( v_td );
void ( *entry )( void* ) = td->entry;
void ( *entry_noparam )( void ) = td->entry_noparam;
void* arg = td->arg;
threadmap.Register( thread_pid(), td->name );
delete td;
td = nullptr;
if ( entry != nullptr )
run_thread( entry, arg );
else
run_thread( entry_noparam );
#ifdef _WIN32
_endthreadex( 0 );
return 0;
#else
pthread_exit( nullptr );
return nullptr;
#endif
}
static void
simulate(void)
{
// create thread data
thread_data = (ThreadData*)malloc(sizeof(ThreadData) * NTHREADS);
int i;
pthread_t tids[NTHREADS];
// schedule lines per task
if(NTHREADS == 1) {
LINES_PER_THREAD_FIRST_PASS = map->lin;
LINES_PER_THREAD_SECOND_PASS = map->lin;
} else {
int f = 2.0;
int blocks = max(1, (int)((double)map->lin / (f * (double)NTHREADS)));
LINES_PER_THREAD_FIRST_PASS = blocks;
LINES_PER_THREAD_SECOND_PASS = blocks;
printf("%d\n", blocks);
}
for(i = 1; i < NTHREADS; ++i) {
pthread_create(&tids[i], NULL, run_thread, (void*)i);
}
run_thread((THREAD_PARAM)MASTER_THREAD);
for(i = 1; i < NTHREADS; ++i) {
pthread_join(tids[i], NULL);
}
free(thread_data);
}
PUBLIC void
schedule(void)
/* find another runnable thread */
{
struct thread *t;
int i;
need_reschedule=0;
again:
check_alarms();
for (i=0; i < MAX_THREADS; i++) {
last_run = (last_run+1) % MAX_THREADS; /* wrap around */
t = thread_table + last_run;
if (t->status == THREAD_READY) break;
}
if (i == MAX_THREADS) {
if (to_alarm) {
sleep(1); /*!!!*/
goto again;
}
if (alive) panic("No thread runnable, %d alive\n", alive);
else exit(0); /* All threads dead */
}
if (DEBUG_LEVEL >=2)
printf("Now scheduling %d\n", t - thread_table);
else run_thread(t - thread_table);
/* return to calling thread */
}
void tkit::proc_timer::run(bool should_wait) {
std::vector<char*> cargs;
for (int i = 0; i < _args.size(); i++) {
const auto arg = _args[i];
cargs.push_back(const_cast<char*>(arg.c_str()));
}
cargs.push_back(nullptr);
_id = fork();
if (_id == -1)
throw fork_error();
itimerval time_limit, old;
time_limit.it_value = {_lim / 1000, (_lim % 1000) * 1000};
time_limit.it_interval = {0, 0};
// Limits on the child process:
const rlimit process_lim = {1, 1};
if (_id == 0) {
setitimer(ITIMER_PROF, &time_limit, &old);
setrlimit(RLIMIT_NPROC, &process_lim);
execvp(_args[0].c_str(), cargs.data());
_exit(EXIT_FAILURE);
}
std::thread run_thread(&tkit::proc_timer::_run_helper, this);
if (should_wait)
run_thread.join();
else
run_thread.detach();
}
int first_in_first_out(Job * jobs, int n, int* CPUs, int numCPU, long int global_start,FILE* output){
int i = 0, next = 0, busy_CPUs = 0, nextToArive = 0;
pthread_t* threads = malloc(sizeof(pthread_t)*n);
while(next < n){
for(i = 0; i < numCPU; i++){
if(nextToArive < n && time_diff(global_start) >= jobs[nextToArive].arrival*1000){
if(get_debug()) fprintf(stderr,"O processo %s(linha: %d) chegou\n",*(&jobs[nextToArive].name),*(&jobs[nextToArive].line));
nextToArive++;
}
if(nextToArive > next && !CPUs[i]){
if(get_debug()) fprintf(stderr,"A cpu %d foi ocupada pelo processo %s\n", i, *(&jobs[next].name));
CPUs[i] = 1;
run_thread(threads[next], &jobs[next], i, output);
next++;
}
}
}
do{
busy_CPUs = 0;
for(i = 0; i < numCPU; i++)
busy_CPUs += CPUs[i];
} while (busy_CPUs > 0);
return 1;
}
void
usb_enumerate(struct usbhub_s *hub)
{
u32 portcount = hub->portcount;
hub->threads = portcount;
hub->detectend = timer_calc(USB_TIME_SIGATT);
// Launch a thread for every port.
int i;
for (i=0; i<portcount; i++) {
struct usbdevice_s *usbdev = malloc_tmphigh(sizeof(*usbdev));
if (!usbdev) {
warn_noalloc();
continue;
}
memset(usbdev, 0, sizeof(*usbdev));
usbdev->hub = hub;
usbdev->port = i;
run_thread(usb_hub_port_setup, usbdev);
}
// Wait for threads to complete.
while (hub->threads)
yield();
}
void run_threads() {
std::for_each(
threads.begin(), threads.end(),
[this] (std::pair<unsigned, std::shared_ptr<thread>> pair) {
run_thread(static_cast<thread_type>(pair.first));
}
);
}
void
usb_setup(void)
{
ASSERT32FLAT();
if (! CONFIG_USB)
return;
run_thread(__usb_setup, NULL);
}
int main(int argc, char** argv)
{
ros::init(argc, argv, "scan_producer");
ros::NodeHandle nh;
boost::thread run_thread(&runLoop);
ros::spin();
run_thread.join();
return 0;
}
static void
signal_condvar(ConditionVariable *condvar)
{
VALUE waking = thread_exclusive(wake_one, (VALUE)&condvar->waiting);
if (RTEST(waking)) {
run_thread(waking);
}
}
void run_vm() {
graph = create_graph();
ip = (WORD*) code;
run_thread();
while (1) {
read_inputs();
update_signals();
write_outputs();
}
}
asmlinkage void thread_create_handler(struct kernel_msg_handler_arg *arg)
{
struct process *p = arg->sender_thread->proc;
struct thread *t;
msg_t *m;
ulong wrapper = arg->msg->params[0].value;
ulong stack_size = arg->msg->params[1].value;
ulong tls_size = arg->msg->params[2].value;
ulong start_routine = arg->msg->params[3].value;
ulong start_arg = arg->msg->params[4].value;
ulong kthread = arg->msg->params[5].value;
//kprintf("To create user thread, process: %s, wrapper: %p, stack: %p, tls: %p\n", p->name, wrapper, stack_size, tls_size);
// Create the thread
t = create_thread(p, wrapper, 0, -1, stack_size, tls_size);
assert(t);
// Set the msg for the newly created thread
m = create_response_msg(t);
set_msg_param_value(m, start_routine);
set_msg_param_value(m, start_arg);
set_msg_param_value(m, kthread);
set_thread_arg(t, t->memory.block_base + t->memory.msg_recv_offset);
// Set the msg for the sender thread
m = create_response_msg(arg->sender_thread);
set_msg_param_value(m, t->thread_id);
// Run both threads
run_thread(t);
run_thread(arg->sender_thread);
// Clean up
terminate_thread_self(arg->handler_thread);
sfree(arg);
// Wait for this thread to be terminated
kernel_unreachable();
}
static void
signal_condvar(ConditionVariable *condvar)
{
VALUE waking;
//rb_thread_critical = 1;
waking = rb_ensure(wake_one, (VALUE)&condvar->waiting, set_critical, 0);
if (RTEST(waking)) {
run_thread(waking);
}
}
void DllInjector::inject_into_pid(int pid)
{
if (!file_exists(dll_path))
throw std::runtime_error("File '" + dll_path + "' does not exist!");
HANDLE process = open_process(pid);
void* memory_ptr = allocate_process_memory(pid, process);
write_process_memory(pid, process, memory_ptr);
HANDLE thread = create_remote_thread(pid, process, memory_ptr);
run_thread(thread);
}
void
ps2port_setup()
{
if (! CONFIG_PS2PORT)
return;
dprintf(3, "init ps2port\n");
enable_hwirq(1, entry_09);
enable_hwirq(12, entry_74);
run_thread(keyboard_init, NULL);
}
int main(int argc, char *argv[]) {
void *stack;
Cmm_Cont *thread;
int rc;
stack = malloc(STACKSIZE);
assert(stack);
thread = Cmm_CreateThread(cmm_threadfun, "fib(%d) = %d\n", stack, STACKSIZE);
rc = run_thread(thread);
printf("run_thread returns %d\n", rc);
return 0;
}
void
ps2port_setup(void)
{
ASSERT32FLAT();
if (! CONFIG_PS2PORT)
return;
dprintf(3, "init ps2port\n");
enable_hwirq(1, FUNC16(entry_09));
enable_hwirq(12, FUNC16(entry_74));
run_thread(keyboard_init, NULL);
}
static VALUE
unlock_mutex(Mutex *mutex)
{
VALUE waking = thread_exclusive(unlock_mutex_inner, (VALUE)mutex);
if (!RTEST(waking)) {
return Qfalse;
}
run_thread(waking);
return Qtrue;
}
int
ehci_init(struct pci_device *pci, int busid, struct pci_device *comppci)
{
if (! CONFIG_USB_EHCI)
return -1;
u16 bdf = pci->bdf;
u32 baseaddr = pci_config_readl(bdf, PCI_BASE_ADDRESS_0);
struct ehci_caps *caps = (void*)(baseaddr & PCI_BASE_ADDRESS_MEM_MASK);
u32 hcc_params = readl(&caps->hccparams);
if (hcc_params & HCC_64BIT_ADDR) {
dprintf(1, "No support for 64bit EHCI\n");
return -1;
}
struct usb_ehci_s *cntl = malloc_tmphigh(sizeof(*cntl));
if (!cntl) {
warn_noalloc();
return -1;
}
memset(cntl, 0, sizeof(*cntl));
cntl->usb.busid = busid;
cntl->usb.pci = pci;
cntl->usb.type = USB_TYPE_EHCI;
cntl->caps = caps;
cntl->regs = (void*)caps + readb(&caps->caplength);
dprintf(1, "EHCI init on dev %02x:%02x.%x (regs=%p)\n"
, pci_bdf_to_bus(bdf), pci_bdf_to_dev(bdf)
, pci_bdf_to_fn(bdf), cntl->regs);
pci_config_maskw(bdf, PCI_COMMAND, 0, PCI_COMMAND_MASTER);
// XXX - check for and disable SMM control?
// Find companion controllers.
int count = 0;
for (;;) {
if (!comppci || comppci == pci)
break;
if (pci_classprog(comppci) == PCI_CLASS_SERIAL_USB_UHCI)
cntl->companion[count++] = comppci;
else if (pci_classprog(comppci) == PCI_CLASS_SERIAL_USB_OHCI)
cntl->companion[count++] = comppci;
comppci = comppci->next;
}
run_thread(configure_ehci, cntl);
return 0;
}
static int test_thread_local(void) {
void *ptr = CRYPTO_get_thread_local(OPENSSL_THREAD_LOCAL_TEST);
if (ptr != NULL) {
fprintf(stderr, "Thread-local data was non-NULL at start.\n");
}
thread_t thread;
if (!run_thread(&thread, thread_local_test_thread) ||
!wait_for_thread(thread)) {
fprintf(stderr, "thread failed.\n");
return 0;
}
if (!g_test_thread_ok) {
fprintf(stderr, "Thread-local data didn't work in thread.\n");
return 0;
}
if (g_destructor_called_count != 1) {
fprintf(stderr,
"Destructor should have been called once, but actually called %u "
"times.\n",
g_destructor_called_count);
return 0;
}
/* thread_local_test2_thread doesn't do anything, but it tests that the
* thread destructor function works even if thread-local storage wasn't used
* for a thread. */
if (!run_thread(&thread, thread_local_test2_thread) ||
!wait_for_thread(thread)) {
fprintf(stderr, "thread failed.\n");
return 0;
}
return 1;
}
static VALUE
rb_mutex_exclusive_unlock(VALUE self)
{
Mutex *mutex;
VALUE waking;
Data_Get_Struct(self, Mutex, mutex);
waking = thread_exclusive(rb_mutex_exclusive_unlock_inner, (VALUE)mutex);
if (!RTEST(waking)) {
return Qnil;
}
run_thread(waking);
return self;
}
void
pvscsi_setup(void)
{
ASSERT32FLAT();
if (! CONFIG_PVSCSI)
return;
dprintf(3, "init pvscsi\n");
struct pci_device *pci;
foreachpci(pci) {
if (pci->vendor != PCI_VENDOR_ID_VMWARE
|| pci->device != PCI_DEVICE_ID_VMWARE_PVSCSI)
continue;
run_thread(init_pvscsi, pci);
}
}
static VALUE
unlock_mutex(Mutex *mutex)
{
VALUE waking;
//rb_thread_critical = 1;
waking = rb_ensure(unlock_mutex_inner, (VALUE)mutex, set_critical, 0);
if (waking == Qundef) {
return Qfalse;
}
if (RTEST(waking)) {
run_thread(waking);
}
return Qtrue;
}
// A single threaded main loop
void work_loop(void)
{
for (;;) {
thread_t *thread;
if ((thread = Q_GET_HEAD(&state.sched_queue))) {
Q_REMOVE(&state.sched_queue, thread, q_link);
run_thread(thread);
state.events_until_epoll--;
}
bool can_sleep = !Q_GET_HEAD(&state.sched_queue);
if (can_sleep || state.events_until_epoll == 0) {
struct timespec next_wakeup = get_next_wakeup();
do_poll(can_sleep, next_wakeup);
state.events_until_epoll = Q_GET_SIZE(&state.sched_queue);
wakeup_sleepers(); // maybe not every time through?
}
}
}
// A multithreaded main loop
void *work_loop_mt(void *p)
{
for (;;) {
thread_t *thread;
sched_lock();
wakeup_sleepers(); // maybe not every time through?
if ((thread = Q_GET_HEAD(&state.sched_queue))) {
Q_REMOVE(&state.sched_queue, thread, q_link);
sched_unlock();
run_thread(thread);
sched_lock();
}
bool can_sleep = !Q_GET_HEAD(&state.sched_queue);
struct timespec next_wakeup = get_next_wakeup();
sched_unlock();
do_poll(can_sleep, next_wakeup);
}
return NULL;
}
static VALUE
rb_mutex_exclusive_unlock(VALUE self)
{
Mutex *mutex;
VALUE waking;
Data_Get_Struct(self, Mutex, mutex);
//rb_thread_critical = 1;
waking = rb_ensure(rb_mutex_exclusive_unlock_inner, (VALUE)mutex, set_critical, 0);
if (waking == Qundef) {
return Qnil;
}
if (RTEST(waking)) {
run_thread(waking);
}
return self;
}
int main(int argc,char **argv) {
static int *thread_pid = NULL;
int pid;
int i,nr = 0;
if(argc > 1 ) {
nr = atoi(argv[1]);
}
if(nr <= 0) {
nr = 10;
}
thread_pid = calloc(nr, sizeof(*thread_pid));
for(i=0;i<nr;++i) { //create each thread
if( (thread_pid[i] = create_thread(mythread, NULL) ) < 0)
goto out_error;
if(run_thread(thread_pid[i]) < 0 ) //add the threads to the run_queue
goto out_error;
}
#if 1
if(execute_threads() < 0)
goto out_error;
return 0;
#endif
if(! (pid = fork()) ) {
if(execute_threads() < 0)
goto out_error;
}else if(pid > 0) {
restart:
while(wait((int*)0) != pid);
if(errno == EINTR) goto restart;
message(0,stderr,"Back after thread execution:\n");
} else {
message(0,stderr,"Error forking:\n");
goto out_error;
}
return 0;
out_error:
message(0,stderr,"Failed in thread creation:\n");
return 1;
}
// constructor:
starsMainView::starsMainView(QWidget *parent) : QWidget(parent)
{
setWindowTitle("Qt example 02");
runButton = new QPushButton("Generate image...");
connect(runButton, SIGNAL(clicked()), this, SLOT(run_thread()));
QHBoxLayout *layout = new QHBoxLayout;
layout->addWidget(runButton);
setLayout(layout);
// window to display the image
imageWindow = new ImageWindow();
// the QImage generation thread
//qRegisterMetaType<QImage>("QImage");
otherThread = new timeConsumingThread();
// slot to respond to the QImage generation thread
// - display the image in a window
connect(otherThread, SIGNAL(theImage(const QImage &)), this, SLOT(displayImage(const QImage &)));
}
static int test_once(void) {
if (g_once_init_called != 0) {
fprintf(stderr, "g_once_init_called was non-zero at start.\n");
return 0;
}
thread_t thread;
if (!run_thread(&thread, call_once_thread) ||
!wait_for_thread(thread)) {
fprintf(stderr, "thread failed.\n");
return 0;
}
CRYPTO_once(&g_test_once, once_init);
if (g_once_init_called != 1) {
fprintf(stderr, "Expected init function to be called once, but found %u.\n",
g_once_init_called);
return 0;
}
return 1;
}
static void
pow_init(void)
{
task_t self;
/*
* Set default power actions
*/
pmact.pwrbtn = PWR_OFF;
pmact.slpbtn = PWR_SUSPEND;
pmact.lcdclose = PWR_SUSPEND;
pmact.lowbatt = PWR_OFF;
/*
* Connect to the pm driver to get all power events.
*/
if (device_open("pm", 0, &pmdev) != 0) {
/*
* Bad config...
*/
sys_panic("pow: no pm driver");
}
self = task_self();
device_ioctl(pmdev, PMIOC_CONNECT, &self);
/*
* Setup exception to receive signals from pm driver.
*/
exception_setup(exception_handler);
/*
* Start power thread.
*/
if (run_thread(power_thread))
sys_panic("pow_init");
}
