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Implement Clone for IrqAllocateHandle

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This commit is contained in:
Yuke Peng
2023-08-10 16:11:21 +08:00
committed by Tate, Hongliang Tian
parent 50c10653fb
commit 739eb30138
1 changed files with 14 additions and 2 deletions
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14
framework/jinux-frame/src/trap/irq.rs
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@ -39,7 +39,7 @@ pub struct IrqAllocateHandle {
impl IrqAllocateHandle { impl IrqAllocateHandle {
fn new(irq_num: u8) -> Self { fn new(irq_num: u8) -> Self {
Self { Self {
irq_num: irq_num, irq_num,
irq: unsafe { IrqLine::acquire(irq_num) }, irq: unsafe { IrqLine::acquire(irq_num) },
callbacks: Vec::new(), callbacks: Vec::new(),
} }
@ -65,10 +65,22 @@ impl IrqAllocateHandle {
} }
} }
impl Clone for IrqAllocateHandle {
fn clone(&self) -> Self {
Self {
irq_num: self.irq_num.clone(),
irq: self.irq.clone(),
callbacks: Vec::new(),
}
}
}
impl Drop for IrqAllocateHandle { impl Drop for IrqAllocateHandle {
fn drop(&mut self) { fn drop(&mut self) {
if Arc::strong_count(&self.irq) == 1 {
NOT_USING_IRQ.lock().dealloc(self.irq_num as usize); NOT_USING_IRQ.lock().dealloc(self.irq_num as usize);
} }
}
} }
static ID_ALLOCATOR: Mutex<RecycleAllocator> = Mutex::new(RecycleAllocator::new()); static ID_ALLOCATOR: Mutex<RecycleAllocator> = Mutex::new(RecycleAllocator::new());