mirrors/Astral
1
0
Fork 0
mirror of https://github.com/Mathewnd/Astral.git synced 2026-10-31 14:38:21 +00:00
Code Issues Packages Projects Releases Wiki Activity

scheduler: continue work

Browse Source
This commit is contained in:
Matheus
2025-08-23 13:54:45 -03:00
parent 1787658989
commit 7a890ac41d
13 changed files with 197 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files
kernel-src/sys/scheduler/scheduler.c
+19 -11
View File
@@ -192,7 +192,6 @@ int sched_yield() {
void sched_prepare_sleep(bool interruptible) {
current_thread()->sleepintstatus = interrupt_set(false);
spinlock_acquire(&current_thread()->sleeplock);
// no locking needed as only we will be accessing it
current_thread()->flags |= THREAD_FLAGS_SLEEP | (interruptible ? THREAD_FLAGS_INTERRUPTIBLE : 0);
}
@@ -211,7 +210,6 @@ bool sched_wakeup(thread_t *thread, int reason) {
sched_thread_wakeup_callback(thread);
// TODO send IPI to idle cores
sched_queue(thread);
spinlock_release(&thread->sleeplock);
interrupt_set(intstate);
@@ -264,13 +262,20 @@ static void reschedule_ipi(isr_t *, context_t *) {
dpc_enqueue(&current_cpu()->reschedule_dpc, preempt_dpc, NULL);
}
static void cpuidlethread() {
sched_target_cpu(current_cpu());
interrupt_set(true);
while (1) {
CPU_HALT();
sched_yield();
void sched_preempt_cpu(cpu_t *cpu) {
long ipl = interrupt_raiseipl(IPL_DPC);
if (cpu == current_cpu()) {
dpc_enqueue(&cpu->reschedule_dpc, preempt_dpc, NULL);
} else {
arch_smp_send_ipi(cpu, cpu->reschedule_isr, ARCH_SMP_IPI_TARGET, false);
}
interrupt_loweripl(ipl);
}
static void idle_thread(void) {
interrupt_set(true);
while (1)
CPU_HALT();
}
void sched_target_cpu(cpu_t *cpu) {
@@ -295,7 +300,7 @@ static void reschedule_yield(context_t *context, void *_cpu) {
thread_t *next = sched_select_next_thread();
spinlock_release(&current_cpu()->sched_lock);
arch_smp_sendipi(cpu, cpu->reschedule_isr, ARCH_SMP_IPI_TARGET, false);
arch_smp_send_ipi(cpu, cpu->reschedule_isr, ARCH_SMP_IPI_TARGET, false);
switch_thread(next);
}
@@ -349,8 +354,9 @@ void sched_ap_entry() {
__assert(current_cpu()->schedulerstack);
current_cpu()->schedulerstack = (void *)((uintptr_t)current_cpu()->schedulerstack + SCHEDULER_STACK_SIZE);
current_cpu()->idlethread = sched_newthread(cpuidlethread, PAGE_SIZE * 4, 100, NULL, NULL);
current_cpu()->idlethread = sched_newthread(idle_thread, PAGE_SIZE * 4, 100, NULL, NULL);
__assert(current_cpu()->idlethread);
current_cpu()->idlethread->cputarget = current_cpu();
current_cpu()->idlethread->class = THREAD_CLASS_IDLE;
sched_queue(current_cpu()->idlethread);
@@ -377,9 +383,11 @@ void sched_init() {
__assert(current_cpu()->schedulerstack);
current_cpu()->schedulerstack = (void *)((uintptr_t)current_cpu()->schedulerstack + SCHEDULER_STACK_SIZE);
current_cpu()->idlethread = sched_newthread(cpuidlethread, PAGE_SIZE * 4, 100, NULL, NULL);
current_cpu()->idlethread = sched_newthread(idle_thread, PAGE_SIZE * 4, 100, NULL, NULL);
__assert(current_cpu()->idlethread);
current_cpu()->idlethread->cputarget = current_cpu();
current_cpu()->idlethread->class = THREAD_CLASS_IDLE;
current_cpu()->thread = sched_newthread(NULL, PAGE_SIZE * 32, 0, NULL, NULL);
__assert(current_thread());