ostd::arch::irq

Function send_ipi

Source 
pub(crate) unsafe fn send_ipi(
    hw_cpu_id: HwCpuId,
    irq_num: u8,
    guard: &dyn PinCurrentCpu,
)
Expand description

Sends a general inter-processor interrupt (IPI) to the specified CPU.

ยงSafety

The caller must ensure that the interrupt number is valid and that the corresponding handler is configured correctly on the remote CPU. Furthermore, invoking the interrupt handler must also be safe.