Re: [boost] A fast-pathed rw-mutex algorithm for Boost...

From: Chris Thomasson (cristom_at_[hidden])
Date: 2006-10-24 13:43:42

"Anthony Williams" <anthony_w.geo_at_[hidden]> wrote in message 
news:zmbl66cr.fsf_at_yahoo.com...
> "Chris Thomasson" <cristom_at_[hidden]> writes:
>> "Anthony Williams" <anthony_w.geo_at_[hidden]> wrote in message
>> news:d58h7nlv.fsf_at_yahoo.com...

[...]

> If, when the first writer unlocks, the readers compete with the waiting
> writer, then most of the time some readers will get in before the writer
> re-registers that it's waiting, and blocks the rest. You could just 
> unblock
> one thread, and if it's a reader then it unblocks all currently-waiting
> readers. Rather like a condition variable broadcast....

I could adjust the logic of my algorithm so that it behaves exactly like 
that...