* Michel Lespinasse <wal...@google.com> wrote:

> That said, I am very scared of using rwlock_t here, and I would much 
> prefer we choose a fair lock (either spinlock or a new rwlock 
> implementation which guarantees not to starve any locker thread)

Given how few users rwlock_t has today we could attempt to make it 
reader-writer fair, as long as the usecase of a hardirq or softirq
context always getting nested read access on the same CPU is preserved. 

(but that can be done - if nothing else then with an explicit context 
check.)

Thanks,

        Ingo
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