lwt_t *
lwt_getcurrent(void)
{
if (!lwt_initialized)
lwt_init();
return lwt_current;
}
void
lwt_setprivate(void *ptr)
{
if (!lwt_initialized)
lwt_init();
lwt_current = ptr;
}
static int init_libcfs_module(void)
{
int rc;
libcfs_arch_init();
libcfs_init_nidstrings();
cfs_init_rwsem(&cfs_tracefile_sem);
cfs_init_mutex(&cfs_trace_thread_sem);
cfs_init_rwsem(&ioctl_list_sem);
CFS_INIT_LIST_HEAD(&ioctl_list);
rc = libcfs_debug_init(5 * 1024 * 1024);
if (rc < 0) {
printk(CFS_KERN_ERR "LustreError: libcfs_debug_init: %d\n", rc);
return (rc);
}
#if LWT_SUPPORT
rc = lwt_init();
if (rc != 0) {
CERROR("lwt_init: error %d\n", rc);
goto cleanup_debug;
}
#endif
rc = cfs_psdev_register(&libcfs_dev);
if (rc) {
CERROR("misc_register: error %d\n", rc);
goto cleanup_lwt;
}
rc = cfs_wi_startup();
if (rc) {
CERROR("startup workitem: error %d\n", rc);
goto cleanup_deregister;
}
rc = insert_proc();
if (rc) {
CERROR("insert_proc: error %d\n", rc);
goto cleanup_wi;
}
CDEBUG (D_OTHER, "portals setup OK\n");
return (0);
cleanup_wi:
cfs_wi_shutdown();
cleanup_deregister:
cfs_psdev_deregister(&libcfs_dev);
cleanup_lwt:
#if LWT_SUPPORT
lwt_fini();
cleanup_debug:
#endif
libcfs_debug_cleanup();
return rc;
}
int main () {
lwt_init(QUANTUM);
lwt *t1 = lwt_create("foo", 0, NULL, foo);
//lwt_run(t1);
lwt *t2 = lwt_create("bar", 0, NULL, bar);
//lwt_run(t2);
int s1 = thrd_wait(t1);
int s2 = thrd_wait(t2);
lwt_del(t1);
lwt_del(t2);
printf("Achieve with status: %d\n", s1);
printf("Achieve with status: %d\n", s2);
lwt_exit(5);
}
int main(int argc, char *argv[]){
int i,j;
lwt_thread *t;
lwt_init();
empty = lwt_createS(size);
full = lwt_createS(0);
lock = lwt_createS(1);
for(i=0;i<4;i++){
t = lwt_create(producter, NULL);
lwt_run(t);
}
for(i=0; i<2;i++){
t = lwt_create(consumer, NULL);
lwt_run(t);
}
lwt_wait(t);
}
int main(int argc, char *argv[]){
int i,j;
lwt *t;
emptyCount = smphr_create(N);
fullCount = smphr_create(0);
useQueue = smphr_create(1);
lwt_init(QUANTUM);
lwt_create("p1", 0, NULL, producer);
lwt_create("p2", 0, NULL, producer);
lwt_create("p3", 0, NULL, producer);
lwt_create("p4", 0, NULL, producer);
lwt_create("c1", 0, NULL, consumer);
t = lwt_create("c2", 0, NULL, consumer);
thrd_wait(t);
printf("Two Consumers consume 30 items!\n");
printf("Done!\n");
}
static int init_libcfs_module(void)
{
int rc;
libcfs_arch_init();
libcfs_init_nidstrings();
init_rwsem(&cfs_tracefile_sem);
mutex_init(&cfs_trace_thread_mutex);
init_rwsem(&ioctl_list_sem);
CFS_INIT_LIST_HEAD(&ioctl_list);
init_waitqueue_head(&cfs_race_waitq);
rc = libcfs_debug_init(5 * 1024 * 1024);
if (rc < 0) {
printk(KERN_ERR "LustreError: libcfs_debug_init: %d\n", rc);
return (rc);
}
rc = cfs_cpu_init();
if (rc != 0)
goto cleanup_debug;
#if LWT_SUPPORT
rc = lwt_init();
if (rc != 0) {
CERROR("lwt_init: error %d\n", rc);
goto cleanup_debug;
}
#endif
rc = misc_register(&libcfs_dev);
if (rc) {
CERROR("misc_register: error %d\n", rc);
goto cleanup_lwt;
}
rc = cfs_wi_startup();
if (rc) {
CERROR("initialize workitem: error %d\n", rc);
goto cleanup_deregister;
}
/* max to 4 threads, should be enough for rehash */
rc = min(cfs_cpt_weight(cfs_cpt_table, CFS_CPT_ANY), 4);
rc = cfs_wi_sched_create("cfs_rh", cfs_cpt_table, CFS_CPT_ANY,
rc, &cfs_sched_rehash);
if (rc != 0) {
CERROR("Startup workitem scheduler: error: %d\n", rc);
goto cleanup_deregister;
}
rc = cfs_crypto_register();
if (rc) {
CERROR("cfs_crypto_regster: error %d\n", rc);
goto cleanup_wi;
}
rc = insert_proc();
if (rc) {
CERROR("insert_proc: error %d\n", rc);
goto cleanup_crypto;
}
CDEBUG (D_OTHER, "portals setup OK\n");
return 0;
cleanup_crypto:
cfs_crypto_unregister();
cleanup_wi:
cfs_wi_shutdown();
cleanup_deregister:
misc_deregister(&libcfs_dev);
cleanup_lwt:
#if LWT_SUPPORT
lwt_fini();
#endif
cleanup_debug:
libcfs_debug_cleanup();
return rc;
}
