Bananymous
/
banan-os
1
1
Fork 1
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Kernel: Now all active processors are used in scheduling 

When a timer reschedule happens, ipi is broadcasted too all
processors for them to perform a reschedule!
This commit is contained in:
Bananymous 2024-03-09 23:53:50 +02:00
parent 89ca4c8a8b
commit e65bc040af
2 changed files with 9 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
kernel/arch/x86_64/IDT.cpp
View File

@ -310,10 +310,12 @@ done:
else else
{ {
InterruptController::get().eoi(irq); InterruptController::get().eoi(irq);
if (s_interruptables[irq]) if (irq == IRQ_IPI)
s_interruptables[irq]->handle_irq(); Scheduler::get().reschedule();
else if (auto* handler = s_interruptables[irq])
handler->handle_irq();
else else
dprintln("no handler for irq 0x{2H}\n", irq); dprintln("no handler for irq 0x{2H}", irq);
} }
Scheduler::get().reschedule_if_idling(); Scheduler::get().reschedule_if_idling();

4
kernel/kernel/Scheduler.cpp
View File

@ -67,6 +67,10 @@ namespace Kernel
void Scheduler::timer_reschedule() void Scheduler::timer_reschedule()
{ {
// Broadcast IPI to all other processors for them
// to perform reschedule
InterruptController::get().broadcast_ipi();
auto state = m_lock.lock(); auto state = m_lock.lock();
m_blocking_threads.remove_with_wake_time(m_active_threads, SystemTimer::get().ms_since_boot()); m_blocking_threads.remove_with_wake_time(m_active_threads, SystemTimer::get().ms_since_boot());
if (save_current_thread()) if (save_current_thread())