RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-05-31 11:08:11 +00:00
Code Issues Activity Actions

Kernel: Store IRQControllers in NonnullRefPtrs instead of RefPtrs

Browse source 
These are always non-null, so there's no point in storing them in a
nullable container.
This commit is contained in:
Idan Horowitz 2022-09-25 15:25:14 +03:00
parent 176989d811
commit 9abbeff79f
8 changed files with 13 additions and 15 deletions
Download patch file Download diff file Expand all files Collapse all files

5
Kernel/Arch/x86/common/InterruptManagement.cpp
View file

@ -65,7 +65,6 @@ void InterruptManagement::enumerate_interrupt_handlers(Function<void(GenericInte
IRQController& InterruptManagement::get_interrupt_controller(int index)
{
VERIFY(index >= 0);
VERIFY(!m_interrupt_controllers[index].is_null());
return *m_interrupt_controllers[index];
}
@ -98,7 +97,7 @@ u8 InterruptManagement::get_irq_vector(u8 mapped_interrupt_vector)
return mapped_interrupt_vector;
}
LockRefPtr<IRQController> InterruptManagement::get_responsible_irq_controller(IRQControllerType controller_type, u8 interrupt_vector)
NonnullLockRefPtr<IRQController> InterruptManagement::get_responsible_irq_controller(IRQControllerType controller_type, u8 interrupt_vector)
{
for (auto& irq_controller : m_interrupt_controllers) {
if (irq_controller->gsi_base() <= interrupt_vector && irq_controller->type() == controller_type)
@ -107,7 +106,7 @@ LockRefPtr<IRQController> InterruptManagement::get_responsible_irq_controller(IR
VERIFY_NOT_REACHED();
}
LockRefPtr<IRQController> InterruptManagement::get_responsible_irq_controller(u8 interrupt_vector)
NonnullLockRefPtr<IRQController> InterruptManagement::get_responsible_irq_controller(u8 interrupt_vector)
{
if (m_interrupt_controllers.size() == 1 && m_interrupt_controllers[0]->type() == IRQControllerType::i8259) {
return m_interrupt_controllers[0];