void gop_tp_context_destroy(gop_thread_pool_context_t *tpc)
{
int i;
log_printf(15, "gop_tp_context_destroy: Shutting down! count=%d\n", _tp_context_count);
log_printf(15, "tpc->name=%s high=%zu idle=%zu\n", tpc->name, apr_thread_pool_threads_high_count(tpc->tp), apr_thread_pool_threads_idle_timeout_count(tpc->tp));
gop_hp_context_destroy(tpc->pc);
apr_thread_pool_destroy(tpc->tp);
if (tbx_atomic_dec(_tp_context_count) == 0) {
if (_tp_stats > 0) thread_pool_stats_print();
apr_thread_mutex_destroy(_tp_lock);
apr_pool_destroy(_tp_pool);
}
if (tpc->name != NULL) free(tpc->name);
for (i=0; i<tpc->recursion_depth; i++) {
tbx_stack_free(tpc->reserve_stack[i], 0);
}
free(tpc->reserve_stack);
free(tpc->overflow_running_depth);
free(tpc);
}
void modify_hpc_thread_count(portal_context_t *hpc, int n)
{
// apr_thread_mutex_lock(hpc->lock);
// hpc->running_threads = hpc->running_threads + n;
// apr_thread_mutex_unlock(hpc->lock);
if (n == -1) {
tbx_atomic_dec(hpc->running_threads);
} else if (n == 1) {
tbx_atomic_inc(hpc->running_threads);
} else {
assert((n == 1) || (n== -1));
}
}
void _tp_submit_op(void *arg, gop_op_generic_t *gop)
{
gop_thread_pool_op_t *op = gop_get_tp(gop);
apr_status_t aerr;
int running;
log_printf(15, "_tp_submit_op: gid=%d\n", gop_id(gop));
tbx_atomic_inc(op->tpc->n_submitted);
op->via_submit = 1;
running = tbx_atomic_inc(op->tpc->n_running) + 1;
if (running > op->tpc->max_concurrency) {
apr_thread_mutex_lock(_tp_lock);
tbx_atomic_inc(op->tpc->n_overflow);
if (op->depth >= op->tpc->recursion_depth) { //** Check if we hit the max recursion
log_printf(0, "GOP has a recursion depth >= max specified in the TP!!!! gop depth=%d TPC max=%d\n", op->depth, op->tpc->recursion_depth);
tbx_stack_push(op->tpc->reserve_stack[op->tpc->recursion_depth-1], gop); //** Need to do the push and overflow check
} else {
tbx_stack_push(op->tpc->reserve_stack[op->depth], gop); //** Need to do the push and overflow check
}
gop = _tpc_overflow_next(op->tpc); //** along with the submit or rollback atomically
if (gop) {
op = gop_get_tp(gop);
aerr = apr_thread_pool_push(op->tpc->tp,(void *(*)(apr_thread_t *, void *))thread_pool_exec_fn, gop, APR_THREAD_TASK_PRIORITY_NORMAL, NULL);
} else {
tbx_atomic_dec(op->tpc->n_running); //** We didn't actually submit anything
if (op->overflow_slot != -1) { //** Check if we need to undo our overflow slot
op->tpc->overflow_running_depth[op->overflow_slot] = -1;
}
aerr = APR_SUCCESS;
}
apr_thread_mutex_unlock(_tp_lock);
} else {
aerr = apr_thread_pool_push(op->tpc->tp, (void *(*)(apr_thread_t *, void *))thread_pool_exec_fn, gop, APR_THREAD_TASK_PRIORITY_NORMAL, NULL);
}
if (aerr != APR_SUCCESS) {
log_printf(0, "ERROR submiting task! aerr=%d gid=%d\n", aerr, gop_id(gop));
}
}
