How priority propagation works on read/write lock?

[Robert Watson]

On Sun, 15 Jan 2006, prime wrote:

> On 1/15/06, Tiffany Snyder <tiffany.snyder at gmail.com> wrote:
>>
>> Does FreeBSD support rwlocks?
...
> FreeBSD supports sx now,see sx(9).sx has the same semanteme
> as rwlock.

While semantically they are very simila, John Baldwin has a work-in-progress 
implementation of rwlock's in Perforce.  Given the progress he appears to be 
making, I imagine we'll see it in CVS within a week or two.

Robert N M Watson