include/linux/rwsem.h · c828dc4bc3c6e2cac0cced9b906ec7eb09de9e1d · Kirill Smelkov / linux · GitLab

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Implement down_read_trylock() and down_write_trylock() and add a · ee6536f8
Christoph Hellwig authored Jul 29, 2002
```
generic spinlock implementation for downgrade_write().
```
ee6536f8