174 pub struct SpinLockGuard<'a, T: 'a> {  struct
179 impl<'a, T: 'a> SpinLockGuard<'a, T> {  implementation
210     pub fn lock(&self) -> SpinLockGuard<T> {  in lock()
213         return SpinLockGuard {  in lock()
219     pub fn lock_irqsave(&self) -> SpinLockGuard<T> {  in lock_irqsave()
224         return SpinLockGuard {  in lock_irqsave()
230     pub fn try_lock(&self) -> Result<SpinLockGuard<T>, SystemError> {  in try_lock()
232             return Ok(SpinLockGuard {  in try_lock()
240     pub fn try_lock_irqsave(&self) -> Result<SpinLockGuard<T>, SystemError> {  in try_lock_irqsave()
243             return Ok(SpinLockGuard {  in try_lock_irqsave()
263 impl<T> Deref for SpinLockGuard<'_, T> {  implementation
272 impl<T> DerefMut for SpinLockGuard<'_, T> {  implementation
279 impl<T> Drop for SpinLockGuard<'_, T> {  implementation